Williamson County 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
Southern Illinois
Southern Illinois is a region of the U.S. state of Illinois comprising the southern third of the state, principally south of Interstate 70. Part of downstate Illinois, it is bordered by the two List of U.S. rivers by discharge, most voluminous ri ...
. At the
2020 census, it had a population of 67,153.
The largest city and
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
Marion.
Williamson County is included in the
Carbondale-Marion, IL
Metropolitan Statistical Area. This area of Southern Illinois is known locally as "Little Egypt". Williamson is in the Metro Lakeland area, southeast of
St. Louis, Missouri
St. Louis ( , sometimes referred to as St. Louis City, Saint Louis or STL) is an Independent city (United States), independent city in the U.S. state of Missouri. It lies near the confluence of the Mississippi River, Mississippi and the Miss ...
. Via the nearby intersection of
Interstates 57 and
24, and Illinois Route 13, a primary east–west four-lane expressway, the city has access to the major communities of
Murphysboro,
Carbondale,
Carterville,
Herrin,
Marion and
Harrisburg
Harrisburg ( ; ) is the List of capitals in the United States, capital city of the Commonwealth (U.S. state), U.S. commonwealth of Pennsylvania and the county seat, seat of Dauphin County, Pennsylvania, Dauphin County. With a population of 50, ...
. The Metro Lakeland area of Jackson-Williamson counties has a total of 120,000 residents. Carbondale (14 miles west), Herrin and Marion are the key urban areas in
Metro Lakeland
Metro Lakeland is a name that was coined in the 1960s for an area of southern Illinois that is centered on the intersections of Interstate 57, Interstate 24, and Illinois Route 13—a four-lane east-west highway connecting the communities of Murp ...
, with a combined population of more than 65,000. Over 235,000 people live within .
History
Williamson County was formed from
Franklin County on February 28, 1839, and was named for
Williamson County,
Tennessee
Tennessee (, ), officially the State of Tennessee, is a landlocked U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders Kentucky to the north, Virginia to the northeast, North Carolina t ...
. Many of its settlers were from the Uplands South, traveling via the
Ohio River
The Ohio River () is a river in the United States. It is located at the boundary of the Midwestern and Southern United States, flowing in a southwesterly direction from Pittsburgh, Pennsylvania, to its river mouth, mouth on the Mississippi Riv ...
from Kentucky and Virginia.
File:Williamson County Illinois 1839.png, Williamson County at the time of its creation in 1839
It became a center of coal mining, attracting numerous European immigrants in the late 19th and early 20th centuries. Labor tensions rose as workers sought to unionize and improve their wages and conditions. Mine owners resisted and several episodes of violence resulted during strikes and other work actions. resulted in several episodes of violence. Williamson County is often referred to as "Bloody Williamson," due to several outbreaks of violence that have few parallels in American history.
These include the Bloody Vendetta (1876), armed confrontation between families and associates during the waning days of Reconstruction; the
Carterville Massacre (1899), a Coal Strike (1906), the
Herrin Massacre (1922), the Klan War (1924–1926), and the
Birger
Birger is a Scandinavian name from Old Norse, ''bjarga'', meaning "to help, to save, to protect". It is widely used in Norway as Birger but also as Børge. The Swedish variant of ''Birger'' would soon evolve into ''Börje'', however, the prior for ...
/
Shelton Gang War (1926).
During the so-called Klan War, a mob of perhaps 1,300 men were deputized by the local sheriff. Starting on February 1, 1924, the posse began raiding the homes of local mine workers, mostly Italian immigrants. The Klan was inspired by both nativist and Prohibitionist fervor. Violence continued sporadically between bootleggers and the Klan. Twenty people were killed before peace was restored.
In June 1915, a
Sicilian miner accused of the fatal shooting of a wealthy local resident was lynched in
Johnston City, Illinois
Johnston City is a city in Williamson County, Illinois, Williamson County, Illinois, United States. The population was 3,348 at the 2020 census. This was a center of coal mining in the early 20th century, having a peak of population in the 1920s ...
by a mob.
["SLAYER LYNCHED BY ILLINOIS MOB"](_blank)
''Belvidere Daily Republican'' (Belvidere, Illinois), June 11, 1915; accessed February 2, 2017 The Illinois National Guard was deployed to prevent rioting between the miner's supporters and opponents. They were also later ordered to various locations repeatedly during the 1920s to separate warring parties and attempt to keep order.
The northwest section of the county suffered extensive damage during the
Tri-State Tornado
In the midday and afternoon hours of Wednesday, March 18, 1925, the deadliest tornado in United States history and second-deadliest worldwide moved through Eastern Missouri, Southern Illinois and Southern Indiana, killing 695 people and inj ...
of 1925. The county was also struck by two
tornado
A tornado is a violently rotating column of air that is in contact with the surface of Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. It is often referred to as a twister, whirlwind or cyclone, although the ...
es on May 29, 1982, which killed 10 people in the
Marion, Illinois tornado outbreak. On May 8, 2009, the cities of Carterville, Herrin, and Marion were severely damaged by the
May 2009 Southern Midwest derecho.
Geography

According to the
U.S. Census Bureau
The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the U.S. federal statistical system, responsible for producing data about the American people and economy. The U.S. Census Bureau is part of the U ...
, the county has a total area of , of which is land and (5.4%) is water.
Adjacent counties
*
Franklin County (north)
*
Saline County (east)
*
Pope County (southeast)
*
Johnson County (south)
*
Union County (southwest)
*
Jackson County (west)
National protected area
*
Crab Orchard National Wildlife Refuge (part)
Major highways
*
Interstate 24
Interstate 24 (I-24) is an Interstate Highway in the Midwestern and Southeastern United States. It runs diagonally from I-57, south of Marion, Illinois, to Chattanooga, Tennessee, at I-75. It travels through Illinois, Kentucky, Tennesse ...
*
Interstate 57
Interstate 57 (I-57) is a north–south Interstate Highway that exists in two segments. It runs through Arkansas, Missouri, and Illinois. I-57 parallels the old Illinois Central Railroad for much of its route north of Interstate 55, I-55. T ...
*
U.S. Highway 45
*
Illinois Route 13
*
Illinois Route 37
Illinois Route 37, Illinois 37 or IL 37, is a north–south state highway in southern Illinois. IL 37's southern terminus is at U.S. Route 51 (US 51) and IL 3 in Cairo and the northern terminus is at US 45 in Watson.
Rou ...
*
Illinois Route 148
*
Illinois Route 149
*
Illinois Route 166
Transit
*
Rides Mass Transit District
*
South Central Transit
South Central Illinois Mass Transit District is a provider of mass transportation in Clinton, Franklin, Jefferson, Marion, Perry and Washington counties in Illinois, with deviated fixed-routes serving numerous cities, as well as demand-re ...
*
Greyhound Lines
Greyhound Lines, Inc. is an American operator of Intercity bus service, intercity bus services. Greyhound operates the largest intercity bus network in the United States, and also operates charter and Amtrak Thruway services, as well as interci ...
*
List of intercity bus stops in Illinois
Airport
Veterans Airport of Southern Illinois in Marion is the local airport.
Climate and weather
Williamson County lies on the border between
humid continental climate
A humid continental climate is a climatic region defined by Russo-German climatologist Wladimir Köppen in 1900, typified by four distinct seasons and large seasonal temperature differences, with warm to hot (and often humid) summers, and cold ...
(
Köppen climate classification
The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...
''Dfa'') and
humid subtropical climate
A humid subtropical climate is a subtropical -temperate climate type, characterized by long and hot summers, and cool to mild winters. These climates normally lie on the southeast side of all continents (except Antarctica), generally between ...
(
Köppen climate classification
The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...
''Cfa''), with neither large mountains nor large bodies of water to moderate its temperature. It is subject to both cold Arctic air and hot, humid tropical air from the
Gulf of Mexico
The Gulf of Mexico () is an oceanic basin and a marginal sea of the Atlantic Ocean, mostly surrounded by the North American continent. It is bounded on the northeast, north, and northwest by the Gulf Coast of the United States; on the southw ...
and, along with the rest of the midwestern United States, is home to some of the largest temperature extremes in the world.
The region has four distinct
seasons
A season is a division of the year based on changes in weather, ecology, and the number of daylight hours in a given region. On Earth, seasons are the result of the axial parallelism of Earth's axial tilt, tilted orbit around the Sun. In temperat ...
. Spring is the wettest season and produces erratic severe weather ranging from
tornado
A tornado is a violently rotating column of air that is in contact with the surface of Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. It is often referred to as a twister, whirlwind or cyclone, although the ...
es to
winter storm
A winter storm (also known as snow storm) is an event in which wind coincides with varieties of precipitation that only occur at freezing temperatures, such as snow, mixed snow and rain, or freezing rain. In temperate continental and subarct ...
s. Summers are hot and humid, with only occasional and brief respite, and the humidity often makes the
heat index
The heat index (HI) is an index that combines air temperature and relative humidity, in shade (shadow), shaded areas, to posit a human-perceived equivalent temperature, as how hot it would feel if the humidity were some other value in the Shade (s ...
rise to temperatures feeling well above . Fall is mild with lower humidity and can produce intermittent bouts of heavy rainfall, with the first
snow flurries usually forming in late November. Winters are cold with periodic snow and temperatures often below freezing; however, thaws are usually frequent. Winter storm systems, such as
Alberta clippers and
Panhandle hooks, can bring days of heavy
freezing rain
Freezing rain is rain maintained at temperatures below melting point, freezing by the ambient air mass that causes freezing on contact with surfaces. Unlike rain and snow mixed, a mixture of rain and snow or ice pellets, freezing rain is made en ...
,
ice pellets
Ice pellets ( Commonwealth English) or sleet (American English) is a form of precipitation consisting of small, hard, translucent balls of ice. Ice pellets are different from graupel ("soft hail"), which is made of frosty white opaque rime, a ...
, and
snowfall
Snow consists of individual ice crystals that grow while suspended in the atmosphere—usually within clouds—and then fall, accumulating on the ground where they undergo further changes.
It consists of frozen crystalline water througho ...
.
The normal high temperature in July is , and the normal low temperature in January is , although this varies from year to year. Both temperatures can be seen on an average 2 or 3 days per year. In recent years, average temperatures have ranged from a low of in January to a high of in July, although a record low of was recorded in January 1977 and a record high of was recorded in August 1977. Average monthly precipitation ranged from in October to in May.
Williamson County has
thunderstorm
A thunderstorm, also known as an electrical storm or a lightning storm, is a storm characterized by the presence of lightning and its acoustics, acoustic effect on the Earth's atmosphere, known as thunder. Relatively weak thunderstorm ...
s about 50 days a year on average. Thunderstorms contribute over half of the annual precipitation. Especially in the spring, these storms can often be severe, with high winds, large
hail
Hail is a form of solid Precipitation (meteorology), precipitation. It is distinct from ice pellets (American English "sleet"), though the two are often confused. It consists of balls or irregular lumps of ice, each of which is called a hailsto ...
and tornadoes.
Some late autumns feature the warm weather known as
Indian summer
An Indian summer is a period of unseasonably warm, dry weather that sometimes occurs in autumn in temperate regions of the northern hemisphere. Several sources describe a true Indian summer as not occurring until after the first frost, or mor ...
; some years see roses in bloom as late as early December.
Demographics
As of the
2010 United States Census, there were 66,357 people, 27,421 households, and 17,999 families residing in the county.
The population density was . There were 30,359 housing units at an average density of .
The racial makeup of the county was 92.7% white, 3.8% black or African American, 0.8% Asian, 0.4% Native American, 0.5% from other races, and 1.7% from two or more races. Those of Hispanic or Latino origin made up 2.0% of the population.
In terms of ancestry, 23.6% were
German
German(s) may refer to:
* Germany, the country of the Germans and German things
**Germania (Roman era)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizenship in Germany, see also Ge ...
, 17.3% were
Irish, 16.0% were
English, 9.0% were
American, and 6.1% were
Italian
Italian(s) may refer to:
* Anything of, from, or related to the people of Italy over the centuries
** Italians, a Romance ethnic group related to or simply a citizen of the Italian Republic or Italian Kingdom
** Italian language, a Romance languag ...
.
Of the 27,421 households, 30.2% had children under the age of 18 living with them, 49.4% were married couples living together, 11.5% had a female householder with no husband present, 34.4% were non-families, and 29.1% of all households were made up of individuals. The average household size was 2.35 and the average family size was 2.88. The median age was 40.1 years.
The median income for a household in the county was $40,579 and the median income for a family was $50,929. Males had a median income of $41,428 versus $30,901 for females. The per capita income for the county was $22,164. About 13.3% of families and 16.7% of the population were below the
poverty line
The poverty threshold, poverty limit, poverty line, or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for ...
, including 24.3% of those under age 18 and 9.9% of those age 65 or over.
Communities
Cities
*
Carbondale (mostly in
Jackson County)
*
Carterville
*
Creal Springs
*
Herrin
*
Hurst
*
Johnston City
*
Marion (seat) (partly in
Johnson County)
Villages
*
Bush
*
Cambria
Cambria is a name for Wales, being the Latinised form of the Welsh name for the country, . The term was not in use during the Roman period (when Wales had not come into existence as a distinct entity) or the early medieval period. After the ...
*
Colp
*
Crainville
*
Energy
Energy () is the physical quantity, quantitative physical property, property that is transferred to a physical body, body or to a physical system, recognizable in the performance of Work (thermodynamics), work and in the form of heat and l ...
*
Freeman Spur (partly in
Franklin County)
*
Pittsburg
*
Spillertown
*
Stonefort (mostly in
Saline County)
Census-designated places
*
Blairsville
*
Crab Orchard
*
Whiteash
Other unincorporated communities
*
Attila
Attila ( or ; ), frequently called Attila the Hun, was the ruler of the Huns from 434 until his death in early 453. He was also the leader of an empire consisting of Huns, Ostrogoths, Alans, and Gepids, among others, in Central Europe, C ...
*
Corinth
Corinth ( ; , ) is a municipality in Corinthia in Greece. The successor to the ancient Corinth, ancient city of Corinth, it is a former municipality in Corinthia, Peloponnese (region), Peloponnese, which is located in south-central Greece. Sin ...
*
Crenshaw
*
Dewmaine
*
Dog Walk
*
Dykersburg
*
Fergestown
*
Hudgens
*
New Dennison
*
No. 9
*
Paineville
*
Palzo
*
Paulton
*
Pulleys Mill
*
Stiritz
*
Willeford
Ghost towns
*
Chamness
*
Clifford
*
Dewmaine
*
Halfway
*
Halfway (Little Juarez)
Precincts
The following precincts are not voting precincts, but represent the 12
Congressional townships in Williamson County. Most have multiple voting precincts.
*
Blairsville
*
Carterville
*
Corinth
Corinth ( ; , ) is a municipality in Corinthia in Greece. The successor to the ancient Corinth, ancient city of Corinth, it is a former municipality in Corinthia, Peloponnese (region), Peloponnese, which is located in south-central Greece. Sin ...
*
Crab Orchard
*
Creal Springs
*
East Marion
*
Grassy
*
Herrin
*
Lake Creek
*
Southern
*
Stonefort
*
West Marion
Education
School districts include:
K-12:
*
Carrier Mills-Stonefort Community Unit School District
*
Carterville Community Unit School District 5
*
Crab Orchard Community Unit School District 3
*
Frankfort Community Unit School District 168
*
Galatia Community Unit School District 1
*
Herrin Community Unit School District 4
*
Johnston City Community Unit School District 1
*
Marion Community Unit School District 2
*
Zeigler-Royalton Community Unit School District 188
Secondary:
*
Carbondale Community High School District 165
*
Vienna High School District 133
Elementary:
*
Giant City Community Consolidated School District 130
*
New Simpson Hill Consolidated District 32
Government and infrastructure
United States Penitentiary, Marion is located in
Southern Precinct in Williamson County.
[Marion city, Illinois]
." U.S. Census Bureau
The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the U.S. federal statistical system, responsible for producing data about the American people and economy. The U.S. Census Bureau is part of the U ...
. Retrieved on June 5, 2010.
Politics
Williamson County has been solidly Republican on the national level, voting for the Republican candidates for U.S. president since 2000.
*
See also
*
National Register of Historic Places listings in Williamson County
*
Ku Klux Klan in Southern Illinois
Further reading
* Angle, Paul M. (1992). ''Bloody Williamson - A Chapter in American Lawlessness.'' University of Illinois Press. .
* Ayabe, Masatomo, “Ku Kluxers in a Coal Mining Community: A Study of the Ku Klux Klan Movement in Williamson County, Illinois, 1923–1926,” ''Journal of the Illinois State Historical Society,'' 102 (Spring 2009), 73–100.
* Erwin, Milo. 1876, Rep. 1976. ''History of Williamson County, Illinois''. Marion, Ill.: Williamson County Historical Society.
* Erwin, Milo, and Jon Musgrave. 2006.
The Bloody Vendetta of Southern Illinois'. Marion, Ill.
IllinoisHistory.com 240 pages.
* Johnson, Ralph, and Jon Musgrave. 2010.
Secrets of the Herrin Gangs'. Marion, Ill.
IllinoisHistory.com 96 pages.
References
*
{{Coord, 37.73, -88.93, type:adm2nd_region:US-IL_source:UScensus1990, display=title
Illinois counties
1839 establishments in Illinois
Populated places established in 1839
Williamson County, Illinois
Williamson County, Illinois