Williamson County, Texas
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Williamson County (sometimes abbreviated as "Wilco") is a
county A county () is a geographic region of a country used for administrative or other purposesL. Brookes (ed.) '' Chambers Dictionary''. Edinburgh: Chambers Harrap Publishers Ltd, 2005. in some nations. The term is derived from the Old French denoti ...
in the U.S. state of
Texas Texas ( , ; or ) is the most populous U.S. state, state in the South Central United States, South Central region of the United States. It borders Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the we ...
. As of the 2020 census, its population was 609,017. The 2024 population estimate was 727,480. Its
county seat A county seat is an administrative center, seat of government, or capital city of a county or parish (administrative division), civil parish. The term is in use in five countries: Canada, China, Hungary, Romania, and the United States. An equiva ...
is Georgetown. The county is named for Robert McAlpin Williamson (–1859), a community leader and a veteran of the Battle of San Jacinto. Williamson County is part of the Austin-Round Rock-San Marcos metropolitan statistical area. It was included with Austin in the Best Cities to Live in for 2009 by the Milken Institute. Located in Central Texas, it is on both the Edwards Plateau to the west, rocky terrain and hills, and Texas Blackland Prairies in the east, rich, fertile farming land. The two areas are roughly bisected by Interstate 35.


History


Prehistoric

Much of Williamson County has been the site of human habitation for at least 11,200 years. The earliest known inhabitants of the area lived during the late
Pleistocene The Pleistocene ( ; referred to colloquially as the ''ice age, Ice Age'') is the geological epoch (geology), epoch that lasted from to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fin ...
(Ice Age), and are linked to the Clovis culture around 9,200 BC based on evidence found at Bell County's much-studied Gault Site. One of the most important discoveries in recent times is the ancient skeletal remains dubbed the "Leanderthal Lady" because of its age and proximity to Leander, Texas. It was discovered by accident by the
Texas Department of Transportation The Texas Department of Transportation (TxDOT ) is a Texas state government agency responsible for construction and maintenance of the state's immense Texas state highway system, state highway system and the support of the state's maritime trans ...
workers while drilling core samples for a new highway. The site has been extensively studied for many years, and samples from this site carbon date to the Pleistocene period around 10,500 years ago. Prehistoric and Archaic "open occupation" campsites are also found throughout the county along streams and other water sources, including Brushy Creek in Round Rock and the San Gabriel River in Georgetown. Such evidence of Archaic-period inhabitants is often in the form of relics and flint tools recovered from burned rock middens. Many such sites were inundated when the San Gabriel River was dammed to create Lake Granger. The earliest known historical Native American occupants, the Tonkawa, were a flint-working, hunting people who followed the buffalo on foot and periodically set fire to the prairie to aid them in their hunts. During the 18th century, they made the transition to a horse culture and used firearms to a limited extent. After they were crowded out by white settlement, the Comanches continued to raid settlements in the county until the 1860s. Also, small numbers of Kiowa, Yojuane, Tawakoni, and Mayeye Indians apparently were living in the county at the time of the earliest Anglo settlements.


Thrall flood

On September 9 and 10, 1921, the remnants of a hurricane moved over Williamson County. The center of the storm became stationary over Thrall, a small farming town in eastern Williamson County, dropping a storm total of of rain in 36 hours. The 24-hour rainfall total ending 7 am on September 10, 1921 () at a U.S. Weather Bureau station in Thrall remains the national official 24-hour rainfall record. Thrall's rainfall was during 6 hours, during 12 hours, and during 18 hours. Eighty-seven people drowned in and near Taylor, and 93 in Williamson County. This storm caused the most deadly floods in Texas, with a total of 215 fatalities.


1997 tornado outbreak

On May 27, 1997, Williamson County was hit by the worst tornado outbreak in county history. The 1997 Central Texas tornado outbreak caused 20 tornadoes including an F-5 (the strongest rating used for tornadoes on the
Fujita scale The Fujita scale (F-Scale; ), or Fujita–Pearson scale (FPP scale), is a scale for rating tornado intensity, based primarily on the damage tornadoes inflict on human-built structures and vegetation. The official Fujita scale category is determ ...
), which remains the only F-5 to strike Williamson County. The F-5 tornado killed 27 people and completely destroyed the Double Creek Estates neighborhood in the city of Jarrell, Texas, located in far northern Williamson County. Another strong tornado, an F-3, struck Cedar Park, killing one person. Two F-2 tornadoes also struck Williamson County. The outbreak cost the county over $190 million in damages and a total of 30 fatalities.


Modern growth

Williamson County's fast growth rate is due in large part to its location immediately north of Austin coupled with Austin's rapid expansion northward; Austin's city limits cross into Williamson County. Most of the growth has been residential, but large employers, such as
Dell Dell Inc. is an American technology company that develops, sells, repairs, and supports personal computers (PCs), Server (computing), servers, data storage devices, network switches, software, computer peripherals including printers and webcam ...
's international headquarters, have also changed Williamson County from a bedroom community into a community where citizens can live and work in the same general vicinity. This has transformed the county over recent years into a dynamic, self-sustaining community with less dependency on Austin. Major retail and commercial developments began appearing from 1999 to present, including the Rivery in Georgetown, and the Premium Outlet Mall, the
IKEA IKEA ( , ) is a Multinational corporation, multinational conglomerate (company), conglomerate founded in Sweden that designs and sells , household goods, and various related services. IKEA is owned and operated by a series of not-for-profit an ...
-area retail, and the La Frontera mixed-use center in Round Rock. Health care and higher education have also become major factors in the county's growth. Two new colleges and two new hospitals have opened since 2015. Another significant factor has been the opening of the North Loop 1 and Texas State Highway 45 toll roads, which have made Williamson County more accessible to Austin.


Geography

According to the
United States Census Bureau The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, econ ...
, the county has an area of , of which is land and , comprising 1.4%, is water. The area is divided into two regions by the Balcones Escarpment, which runs through the center from north to south along a line from Jarrell to Georgetown to Round Rock. The county's western half is an extension of the Western Plains and considered to be within the eastern fringes of Texas Hill Country; it has an average elevation of . It features undulating, hilly brushland with an abundance of Texas live oak, prickly pear cactus, and
karst Karst () is a topography formed from the dissolution of soluble carbonate rocks such as limestone and Dolomite (rock), dolomite. It is characterized by features like poljes above and drainage systems with sinkholes and caves underground. Ther ...
. The county's eastern half is part of the Coastal Plains and is flat to gently rolling with an average elevation of . It has dark clay and rich, fertile soils for agriculture, but is quickly being developed as the county's population continues to increase and expand out. Williamson County is drained in the center and south by the San Gabriel River, the county's only river, and in the north by creeks that run into the Lampasas and Little Rivers north of the county line.


Topography

Williamson County's eastern portion lies within the low-lying prairie areas east of the Balcones Escarpment (also known as the Balcones Fault, though it is not an active fault). It begins a piedmont, a foot-friendly fall line of slightly sloping land downward to the coastal area, an area of the Blackland Prairie consisting of rich, fertile, clay-containing soils, where the land is still used for agriculture, growing cotton and other crops and raising cattle. These prairie lands essentially run from Williamson County to the Gulf Coast, and have a rich heritage of being farmed by German, Polish, and other settlers. West of the escarpment is the beginning of the "upland" Texas Hill Country, characterized by rocky terrain with thin layers of soil on top of
limestone Limestone is a type of carbonate rock, carbonate sedimentary rock which is the main source of the material Lime (material), lime. It is composed mostly of the minerals calcite and aragonite, which are different Polymorphism (materials science) ...
. Some ranching occurs in the uplands, but mostly it has been the target of residential development because of the rolling terrain, vistas, hardwood trees, abundant wildlife, and rivers and streams (the same reason early Indians camped in the area). The Hill Country areas are characterized by their porous "vugular" (honeycombed) rock, where rainwater percolates down to replenish the Edwards Aquifer. For that reason, development restrictions are in place and several endangered species are protected by the
United States Fish and Wildlife Service The United States Fish and Wildlife Service (USFWS or FWS) is a List of federal agencies in the United States, U.S. federal government agency within the United States Department of the Interior which oversees the management of fish, wildlife, ...
(USFWS).Interstate 35, the county's main artery, runs along the fault line dividing the two distinct regions.


Environmentally protected areas

Balcones Canyonlands National Wildlife Refuge is in the Texas Hill Country northwest of Austin, including parts of western Williamson County. The refuge was formed in 1992 to conserve habitat for two endangered songbirds, the golden-cheeked warbler and the black-capped vireo, and to preserve Texas Hill Country habitat for other wildlife species. The refuge augments a similarly named preserve in Austin, the Balcones Canyonlands Preserve. The vegetation found in the Hill Country includes various oaks, elms, and Ashe juniper trees (often called "cedar" in Texas). The golden-cheeked warbler and black-capped vireo depend on different successional stages of this vegetation, and both nest in the Edwards Plateau, the warbler exclusively so. Some protected areas are open to visitors, such as the Berry Springs Park.


Endangered species

Williamson County is home to five endangered species. Two are songbirds protected by the Balcones Canyonlands Preserve in Travis and Williamson Counties. The other three are invertebrate species found only in Williamson County, which live in the cavelike fissures on the west side of the county.
Karst topography Karst () is a topography formed from the dissolution of soluble carbonate rocks such as limestone and Dolomite (rock), dolomite. It is characterized by features like poljes above and drainage systems with sinkholes and caves underground. Ther ...
is the name for the honeycomb-type limestone formations (including caves, sinkholes, and fissures) typical of the county's limestone geology west of Interstate 35. In the 1990s, a group of concerned landowners, individuals, and real-estate developers formed the Northern Edwards Aquifer Resource Council with the goal of obtaining a USFWS 10-A permit (known as an incidental take permit) for the county by identifying and preserving sufficiently many caves with endangered species to ensure survival of the species. These species would be preserved through voluntary donations of land rather than required setbacks, grants, and other involuntary means typically enforced on landowners without an incidental take permit. The group transferred its successful work on an environmental impact statement to the county in 2002 and a county-wide 10-A permit was obtained in October 2008. Property owners are able to participate in the county's 10-A permit by applying through the WCCF.


Adjacent counties

* Bell County (north) * Milam County (northeast) * Lee County (southeast) * Bastrop County (southeast) * Travis County (south) * Burnet County (west)


Demographics


2010 census

As of the
census A census (from Latin ''censere'', 'to assess') is the procedure of systematically acquiring, recording, and calculating population information about the members of a given Statistical population, population, usually displayed in the form of stati ...
of 2010, there were 422,679 people, 152,606 households, and 111,514 families resided in the county. The population density was . The 162,773 housing units averaged . The racial makeup of the county was 80.9% White, 7.1% African American, 1.3% Native American, 5.8% Asian, 0.3% Pacific Islander, 6.9% from other races, and 3.2% from two or more races. About 23.2% of the population was Hispanic or Latino of any race. Of the 111,514 households, 39.1% had children under the age of 18 living with them, 57.9% were married couples living together, 10.8% had a female householder with no husband present, and 26.9% were not families. Around 21.2% of all households were made up of individuals, and 17.4% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.20. In the county, the age distribution was 28.7% under 18, 11.9% from 15 to 24, 31.6% from 25 to 44, 23.2% from 45 to 64, and 8.9% who were 65 or older. The median age was 34 years. The median income for a household in the county was $60,642, and for a family was $66,208. Males had a median income of $43,471 versus $30,558 for females. The per capita income for the county was $24,547. About 3.40% of families and 4.80% of the population were below the poverty line, including 5.40% of those under age 18 and 5.90% of those age 65 or over.


Government and politics

Th
Commissioners Court
is the overall governing and management body of Williamson County, and is responsible for all budgetary decisions in addition to setting the tax rate each year. Among its duties is the administration of all county business, including the building and maintenance of county roads and bridges. Commissioners' courts are governing bodies of county government in several US states, including Texas. The principal functions of the commissioners' court are legislative and executive. Although called courts, commissioners' courts generally exercise only limited judicial powers. The commissioners' court consists of five members. The county judge presides as chairman, and is elected every four years by voters countywide. Four commissioners are elected by single-member precincts every four years.


County government


Williamson County elected officials


Congressional and state representation

In recent decades, Williamson County has been a strongly Republican county. Before the 2018 elections, every federal and state elected official from the county was a Republican. It is in Texas Senate District 5, and is represented by State Senator Charles Schwertner (R). Williamson County includes three Texas House of Representatives Districts: 20, 52, and 136. District 20 is represented by Republican Terry Wilson, 52 by Caroline Harris, and 136 by Democrat John Bucy III.


United States Congress


Presidential election results

Williamson County is currently a swing county since the late 2010s. The county votes well to the left of the state as a whole. It was once a solidly Democratic county. In 1976 election, it voted for President
Jimmy Carter James Earl Carter Jr. (October 1, 1924December 29, 2024) was an American politician and humanitarian who served as the 39th president of the United States from 1977 to 1981. A member of the Democratic Party (United States), Democratic Party ...
by a higher percentage (55%) than did voters in Travis County (52%). In 1980 election, however, the county swung dramatically to support
Ronald Reagan Ronald Wilson Reagan (February 6, 1911 – June 5, 2004) was an American politician and actor who served as the 40th president of the United States from 1981 to 1989. He was a member of the Republican Party (United States), Republican Party a ...
, giving him 56% of the vote, exceeding Carter's 1976 total. In subsequent years, the county became increasingly Republican, following a pattern similar to those of other suburban Texas counties. In 2004 election, President
George W. Bush George Walker Bush (born July 6, 1946) is an American politician and businessman who was the 43rd president of the United States from 2001 to 2009. A member of the Bush family and the Republican Party (United States), Republican Party, he i ...
won 68% of the vote in Williamson County.
John McCain John Sidney McCain III (August 29, 1936 – August 25, 2018) was an American statesman and United States Navy, naval officer who represented the Arizona, state of Arizona in United States Congress, Congress for over 35 years, first as ...
received 55% of the vote to
Barack Obama Barack Hussein Obama II (born August 4, 1961) is an American politician who was the 44th president of the United States from 2009 to 2017. A member of the Democratic Party, he was the first African American president in American history. O ...
's 42% in the 2008 election. In 2012 election, Republican
Mitt Romney Willard Mitt Romney (born March 12, 1947) is an American businessman and retired politician. He served as a United States Senate, United States senator from Utah from 2019 to 2025 and as the 70th governor of Massachusetts from 2003 to 2007 ...
defeated Obama, 59% to 38%. In 2016 election,
Donald Trump Donald John Trump (born June 14, 1946) is an American politician, media personality, and businessman who is the 47th president of the United States. A member of the Republican Party (United States), Republican Party, he served as the 45 ...
beat
Hillary Clinton Hillary Diane Rodham Clinton ( Rodham; born October 26, 1947) is an American politician, lawyer and diplomat. She was the 67th United States secretary of state in the administration of Barack Obama from 2009 to 2013, a U.S. senator represent ...
, 51%–41%. However, the county narrowly swung Democratic in
2020 The year 2020 was heavily defined by the COVID-19 pandemic, which led to global Social impact of the COVID-19 pandemic, social and Economic impact of the COVID-19 pandemic, economic disruption, mass cancellations and postponements of even ...
, with
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winning a plurality over Trump, 49% to 48%. The county narrowly swung back into the Trump column for the
2024 The year saw the list of ongoing armed conflicts, continuation of major armed conflicts, including the Russian invasion of Ukraine, the Myanmar civil war (2021–present), Myanmar civil war, the Sudanese civil war (2023–present), Sudane ...
election, thereby voting for the presidential election winner in 2016, 2020, and 2024. Democrats Beto O'Rourke and Colin Allred won the county against
Ted Cruz Rafael Edward Cruz (; born December 22, 1970) is an American politician and attorney serving as the junior United States senator from Texas since 2013. A member of the Republican Party, Cruz was the solicitor general of Texas from 2003 ...
in
2018 Events January * January 1 – Bulgaria takes over the Presidency of the Council of the European Union, after the Estonian presidency. * January 4 – SPLM-IO rebels loyal to Chan Garang Lual start a raid against Juba, capital of ...
and
2024 The year saw the list of ongoing armed conflicts, continuation of major armed conflicts, including the Russian invasion of Ukraine, the Myanmar civil war (2021–present), Myanmar civil war, the Sudanese civil war (2023–present), Sudane ...
. James Talarico and John Bucy III both defeating Republican incumbents to win election to the
2022 The year began with another wave in the COVID-19 pandemic, with SARS-CoV-2 Omicron variant, Omicron spreading rapidly and becoming the dominant variant of the SARS-CoV-2 virus worldwide. Tracking a decrease in cases and deaths, 2022 saw ...
in districts mostly in Williamson County. However, in the same 2020 election election, county voters reelected Republican John Cornyn to the U.S. Senate as well as Republican John Carter to the U.S. House of Representatives. Republican governor Greg Abbott won the county in
2022 The year began with another wave in the COVID-19 pandemic, with SARS-CoV-2 Omicron variant, Omicron spreading rapidly and becoming the dominant variant of the SARS-CoV-2 virus worldwide. Tracking a decrease in cases and deaths, 2022 saw ...
by only one point, further showing that county has moved away from being safely Republican and become a competitive battleground. Election turnout reflects the county's tremendous growth. In 1960, only 7,870 votes were cast, compared to 289,555 in 2020.


Sun City Texas

One of the most significant growth factors of modern Williamson County is the location of a new Sun City community in Georgetown. Opened in June 1995, and originally named "Sun City Georgetown", Sun City Texas is a 5,300-acre (21-km2) age-restricted community about west of IH-35 on Andice Road (RR 2338). It is part of the chain of Sun City communities started by Del E. Webb Construction Company (now a division of PulteGroup). Residency is restricted to persons over age 55 (at least one person in a couple has to be 55 or older) and the community is generally oriented toward retirees. As originally planned, the project would double the size of Georgetown's population. Sun City Texas is made up mostly of single-family dwellings, but also has duplexes. The Sun City project includes three golf courses (Legacy Hills, White Wing, and Cowan Creek). Although the community attracts residents from all over, most come from within Texas to stay close to their original homes. Vocal opposition to the project has occurred, especially at the start during the zoning process, with arguments against the size of the community, its effect on Georgetown as a family-oriented town, concerns about the costs of providing city utilities, concern about lowered city and Williamson County property taxes, which are fixed for retirees under Texas law, and the disproportionate effect of city voting. By and large, though, the community has been welcomed and accepted by the Georgetown populace. In the 2008 city elections, for example, two residents of Sun City were the only candidates for mayor of Georgetown. They also were both formerly elected city council members.


Economy


Agriculture

Williamson County was an agrarian community for most of the 19th and early 20th centuries. Cotton was the dominant crop in the area between the 1880s and the 1920s, and Williamson County was the top producer of cotton in Texas. Primarily to transport bales of cotton, the county was served by two national railroads, the International-Great Northern Railroad, which eventually merged into the Missouri Pacific, and the Missouri–Kansas–Texas Railroad. The town of Taylor in eastern Williamson County became the primary center for cotton production,
cotton gin A cotton gin—meaning "cotton engine"—is a machine that quickly and easily separates cotton fibers from their seeds, enabling much greater productivity than manual cotton separation.. Reprinted by McGraw-Hill, New York and London, 1926 (); ...
ning, and compressing cotton into bales to transport by rail. Other agriculture activities, farming, and dairying were also a part of rural Williamson County east of the Balcones Fault, and ranching occurred to the west in the Hill Country area. Both gradually gave way to more modern business, services, and retail as the area became more urban, but cattle ranching is still a major business in some areas of the county, and cotton is still a significant crop eastward toward Hutto and Taylor.


Business

Williamson County's largest employer was once
Dell Dell Inc. is an American technology company that develops, sells, repairs, and supports personal computers (PCs), Server (computing), servers, data storage devices, network switches, software, computer peripherals including printers and webcam ...
Computer in Round Rock, employing roughly 16,000 employees. Retail and health care, including St. David's Hospital, Scott & White, Seton Medical Center Williamson hospital (a level II certified trauma center), and the A&M Health Science Center are among the area's largest employers. Other than Dell, retail is the second-most significant business group in the county. The new
IKEA IKEA ( , ) is a Multinational corporation, multinational conglomerate (company), conglomerate founded in Sweden that designs and sells , household goods, and various related services. IKEA is owned and operated by a series of not-for-profit an ...
store and Premium Outlet Mall in Round Rock, as well as those in the La Frontera mixed-use project in Round Rock are significant to the county. Wolf Ranch and The Rivery are also major retail centers in Georgetown. In addition, higher education has a large positive effect on the county with the opening of the Texas State University Campus in Round Rock and the Austin Community College campus. The Round Rock campus is the single largest campus in the ACC system, providing two-year degrees and training in the high-tech sector, nursing, and other specialties.


County courthouse

The current courthouse, built in 1911, is an example of Neoclassical Revival architecture. The courthouse has had a tumultuous past, surviving three major renovations and many modifications, including the demolition of its key architectural features in 1966. With the assistance of the Texas Historical Commission and preservation-minded county citizens and officials, the courthouse was returned to its original 1911 state during a major 2006–2007 renovation, once again becoming a focal point of the county.


Flag

The stars on the flag surrounding the state of Texas represent the 33 viable communities identified by Clara Stearns Scarbrough in her 1973 book, ''Land of Good Water''. In 1970, these communities ranged in population from 20 people in Norman's Crossing to more than 10,000 residents in Taylor. Establishing how many communities exist in Williamson County today is difficult, because the determination of "community" is subjective and without set criteria. However, in Williamson County as of 2004, 11 towns had populations over 1,000 people, and seven towns had populations above 5,000.


Education

These school districts serve Williamson County: * Bartlett ISD (partly in Bell County, small portion in Milam County) * Burnet Consolidated ISD (mostly in Burnet County, small portion in Llano County) * Coupland ISD (very small portion in Travis County) * Florence ISD (small portion in Bell County) * Georgetown ISD * Granger ISD * Hutto ISD * Jarrell ISD * Leander ISD (partly in Travis County) * Lexington ISD (mostly in Lee County, very small portion in Milam County) * Liberty Hill ISD * Pflugerville ISD (mostly in Travis County) * Round Rock ISD (small portion in Travis County) * Taylor ISD * Thorndale ISD (mostly in Milam County) * Thrall ISD


Higher education

* Southwestern University (Georgetown) * Texas State University Round Rock Campus * Texas A&M Health Science Center (Round Rock) * National American University (Georgetown) * Temple College (Hutto and Taylor) Austin Community College is the designated community college for most portions of the county.Texas Education Code, Sec. 130.166. AUSTIN COMMUNITY COLLEGE DISTRICT SERVICE AREA. Sec. 130.168. BLINN JUNIOR COLLEGE DISTRICT SERVICE AREA. Sec. 130.171. CENTRAL TEXAS COLLEGE DISTRICT SERVICE AREA. Sec. 130.202. TEMPLE JUNIOR COLLEGE DISTRICT SERVICE AREA.
* Sites: Round Rock, Cedar Park and Leander * Austin Community College also purchased a site in Leander, Texas, in 2010 for an additional future Williamson County campus. Areas in Granger, Hutto, Taylor, and Thrall ISDs are within Temple Junior College District. Areas in Florence ISD are within Central Texas College District. Areas in Lexington ISD are within Blinn Junior College District.


Media

The newspapers that serve Williamson County include the ''Round Rock Leader'', ''Williamson County Sun'' (Georgetown), ''Taylor Press'', ''Hutto News'', ''Hill Country News'' (Leander), ''Liberty Hill Independent'', and ''Tribune-Progress'' (Bartlett). In 2005 '' Community Impact Newspaper'' was founded. The ''
Austin American-Statesman The ''Austin American-Statesman'' is the major daily newspaper for Austin, the capital city of the U.S. state of Texas. It is owned by Hearst Communications. The distribution of the following ''The New York Times'', ''The Washington Post'', '' ...
'' also has significant coverage in Williamson County.


Transportation


Major highways

* Interstate 35 * U.S. Highway 79 * U.S. Highway 183 * State Highway 29 * State Highway 45 * State Highway 95 * State Highway 130 * State Highway Loop 1 * 183A Toll Road * State Highway 195


Roads

* RM 620 * FM 970 * FM 971 * FM 972 * FM 973 * FM 1325 * RM 1431 * RM 2243 * RM 2338 * FM 3405


Communities


Cities (multiple counties)

* Austin (mostly in Travis County and a small part in Hays County) * Bartlett (partly in Bell County) * Cedar Park (small part in Travis County) * Leander (partly in Travis County) * Pflugerville (mostly in Travis County) *
Round Rock Round Rock is a city in Williamson County, Texas, Williamson and Travis County, Texas, United States, part of the Greater Austin metropolitan area. Its population is 119,468 according to the 2020 United States Census, 2020 census. The city stra ...
(small part in Travis County) * Thorndale (mostly in Milam County)


Cities

* Coupland *
Florence Florence ( ; ) is the capital city of the Italy, Italian region of Tuscany. It is also the most populated city in Tuscany, with 362,353 inhabitants, and 989,460 in Metropolitan City of Florence, its metropolitan province as of 2025. Florence ...
* Georgetown (county seat) * Granger * Hutto * Jarrell * Liberty Hill * Taylor * Thrall *
Weir A weir or low-head dam is a barrier across the width of a river that alters the flow characteristics of water and usually results in a change in the height of the water level. Weirs are also used to control the flow of water for outlets of l ...


Census-designated places

* Brushy Creek * Jollyville (former; annexed by Austin) * Santa Rita Ranch * Serenada * Sonterra


Unincorporated communities

*
Jonah Jonah the son of Amittai or Jonas ( , ) is a Jewish prophet from Gath-hepher in the Northern Kingdom of Israel around the 8th century BCE according to the Hebrew Bible. He is the central figure of the Book of Jonah, one of the minor proph ...
* Macedonia * Norman's Crossing * Rice's Crossing * Schwertner * Walburg


Ghost towns

* Palm Valley


Notable people

* Sam Bass (1851–1878), outlaw and train robber, was killed in a famous shootout in Round Rock in 1878. The shootout is re-enacted once a year as part of the Old Settlers Day celebration in Round Rock. * King Fisher (1854 – March 11, 1884) was a Texas rancher and gunfighter who lived in Williamson County during his boyhood. * Dan Moody, a native of Taylor, was the 30th Governor of Texas from 1927 to 1931; he is remembered as a reformer and an opponent of the Ku Klux Klan and as the
district attorney In the United States, a district attorney (DA), county attorney, county prosecutor, state attorney, state's attorney, prosecuting attorney, commonwealth's attorney, or solicitor is the chief prosecutor or chief law enforcement officer represen ...
for Williamson County. * Nolan Ryan is a retired
Major League Baseball Major League Baseball (MLB) is a professional baseball league composed of 30 teams, divided equally between the National League (baseball), National League (NL) and the American League (AL), with 29 in the United States and 1 in Canada. MLB i ...
pitcher In baseball, the pitcher is the player who throws ("Pitch (baseball), pitches") the Baseball (ball), baseball from the pitcher's mound toward the catcher to begin each play, with the goal of out (baseball), retiring a batter (baseball), batter, ...
and current president and majority owner of the Texas Rangers. Ryan played in a major league record 27 seasons for the
New York Mets The New York Mets are an American professional baseball team based in the Boroughs of New York City, New York City borough of Queens. The Mets compete in Major League Baseball (MLB) as a member club of the National League (baseball), National ...
, California Angels,
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, and Texas Rangers, from 1966 to 1993. He was inducted into the Baseball Hall of Fame in 1999. *
Paul Wall Paul Michael Slayton (born March 11, 1981), better known by his stage name Paul Wall, or the Ice Man, is an American rapper and DJ. He has spent much of his career affiliated with Swishahouse, and has released several albums under the label and ...
, rapper, born in Georgetown.


In popular culture

* The television show '' Kevin (Probably) Saves the World'' is set in Williamson County. * Williamson County is depicted in the Coen Brothers movie '' Blood Simple''. * The 1996 Nora Ephron film ''
Michael Michael may refer to: People * Michael (given name), a given name * he He ..., a given name * Michael (surname), including a list of people with the surname Michael Given name * Michael (bishop elect)">Michael (surname)">he He ..., a given nam ...
'' was shot principally in Georgetown and in and around Williamson County. * '' The Texas Chain Saw Massacre'', original 1974 version, primary filming occurred at a dilapidated farmhouse on the site of what is now La Frontera. In 1993, the house was moved to Kingsland, Texas, and restored to become a restaurant at The Antlers Hotel.


See also

* List of museums in Central Texas * National Register of Historic Places listings in Williamson County, Texas * Recorded Texas Historic Landmarks in Williamson County


References


External links


Williamson County government's website

Robert M. Williamson's entry
in th
Biographical Encyclopedia of Texas
hosted by th
Portal to Texas History
* {{Authority control 1848 establishments in Texas Populated places established in 1848 Texas Hill Country