Shelby County is a

county A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...

located in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...

Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolita ...

. According to the 2020 census, it had a population of 20,990. Its

county seat A county seat is an administrative center, seat of government, or capital city of a county or civil parish. The term is in use in Canada, China, Hungary, Romania, Taiwan, and the United States. The equivalent term shire town is used in the US st ...

is Shelbyville.

History

Shelby County was formed in 1827 out of Fayette County. It was named in honor of

Isaac Shelby Isaac Shelby (December 11, 1750 – July 18, 1826) was the first and fifth Governor of Kentucky and served in the state legislatures of Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic an ...

, governor of

Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia to ...

and participant in the

American Revolutionary War The American Revolutionary War (April 19, 1775 – September 3, 1783), also known as the Revolutionary War or American War of Independence, was a major war of the American Revolution. Widely considered as the war that secured the independence of t ...

. File:Shelby County Illinois 1827.png, Shelby county from the time of its creation to 1829, including a large tract of unorganized territory temporarily attached to it, whose precise border was not defined.White, Jesse. ''Origin and Evolution of Illinois Counties.'' State of Illinois, March 2010.

/ref> File:Shelby County Illinois 1829.png, Shelby County between 1829 and 1839 File:Shelby County Illinois 1839.png, Shelby County between 1839 and 1843 File:Shelby County Illinois 1843.png, Shelby County in 1843, reduced to its present borders

Geography

According to the

U.S. Census Bureau The United States Census Bureau (USCB), 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 Census Bureau is part of the ...

, the county has a total area of , of which is land and (1.2%) is water.

Climate and weather

In recent years, average temperatures in the county seat of Shelbyville have ranged from a low of in January to a high of in July, although a record low of was recorded in January 1915 and a record high of was recorded in July 1936. Average monthly precipitation ranged from in February to in June.

Major highways

Interstate 57 Interstate 57 (I-57) is a north–south Interstate Highway in Missouri and Illinois that parallels the old Illinois Central Railroad for much of its route. It runs from Sikeston, Missouri, at I-55 to Chicago, Illinois, at I-94. I-57 essen ...

* U.S. Highway 45 *

U.S. Highway 51 U.S. Route 51 or U.S. Highway 51 (US 51) is a major south-north United States highway that extends from the western suburbs of New Orleans, Louisiana, to within of the Wisconsin–Michigan state line. As most of the United States Numbered Highw ...

Illinois Route 16 Illinois Route 16 (IL 16) is an east–west highway in central Illinois. Its western terminus is at the Joe Page Bridge over the Illinois River in Hardin, while its eastern terminus is at Paris at Illinois Route 1 and U.S. Route 150, with ...

Illinois Route 32 Illinois Route 32 (IL 32) is a north–south highway with its southern terminus at U.S. Route 40 and Illinois Route 33 in Effingham and its northern terminus at Illinois Route 48 at Cisco, a few hundred feet south of Interstate 72. Illinoi ...

Illinois Route 128 Illinois Route 128 is a north–south state road in east-central Illinois. It runs from Interstate 70 in Altamont, Illinois, Altamont to Illinois Route 121 in Dalton City, Illinois, Dalton City. This is a distance of . Route description Ill ...

Adjacent counties

* Macon County - north *

Moultrie County Moultrie County is a County (United States), county in the U.S. state of Illinois. According to the 2020 United States Census, its population was 14,526. Its county seat is Sullivan, Illinois, Sullivan. The name is pronounced as in "mole tree", ...

- northeast *

Coles County Coles County is a county in Illinois. As of the 2020 census, the population was 46,863. Its county seat is Charleston, which is also the home of Eastern Illinois University. Coles County is part of the Charleston- Mattoon, IL Micropolitan S ...

- east *

Cumberland County Cumberland County may refer to: Australia * Cumberland County, New South Wales * the former name of Cumberland Land District, Tasmania, Australia Canada *Cumberland County, Nova Scotia United Kingdom *Cumberland, historic county *Cumberlan ...

- east * Effingham County - south * Fayette County - south * Montgomery County - southwest *

Christian County Christian County is the name of several counties in the United States: * Christian County, Illinois * Christian County, Kentucky * Christian County, Missouri Christian County is located in the southwestern part of the U.S. state of Missouri. ...

- west

Demographics

As of the

2010 United States Census The United States census of 2010 was the twenty-third United States national census. National Census Day, the reference day used for the census, was April 1, 2010. The census was taken via mail-in citizen self-reporting, with enumerators servin ...

, there were 22,363 people, 9,216 households, and 6,376 families living in the county. The population density was . There were 10,396 housing units at an average density of . The racial makeup of the county was 98.6% white, 0.3% Asian, 0.2% American Indian, 0.2% black or African American, 0.2% from other races, and 0.6% from two or more races. Those of Hispanic or Latino origin made up 0.8% of the population. In terms of ancestry, 25.5% were

German German(s) may refer to: * Germany (of or related to) **Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ger ...

, 9.9% were

English English usually refers to: * English language * English people English may also refer to: Peoples, culture, and language * ''English'', an adjective for something of, from, or related to England ** English national ide ...

, 9.8% were

American American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, pe ...

, and 8.8% were

Irish Irish may refer to: Common meanings * Someone or something of, from, or related to: ** Ireland, an island situated off the north-western coast of continental Europe ***Éire, Irish language name for the isle ** Northern Ireland, a constituent unit ...

. Of the 9,216 households, 29.2% had children under the age of 18 living with them, 57.1% were married couples living together, 8.0% had a female householder with no husband present, 30.8% were non-families, and 27.1% of all households were made up of individuals. The average household size was 2.40 and the average family size was 2.90. The median age was 43.5 years. The median income for a household in the county was $44,627 and the median income for a family was $55,655. Males had a median income of $40,119 versus $27,860 for females. The per capita income for the county was $21,891. About 7.8% of families and 11.3% 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 t ...

, including 16.7% of those under age 18 and 8.1% of those age 65 or over.

Communities

Cities

* Shelbyville (seat) *

Windsor Windsor may refer to: Places Australia * Windsor, New South Wales ** Municipality of Windsor, a former local government area * Windsor, Queensland, a suburb of Brisbane, Queensland **Shire of Windsor, a former local government authority around Wi ...

* Moweaqua

Town

* Sigel

Villages

* Cowden * Findlay * Herrick * Oconee * Stewardson * Strasburg *

Tower Hill Tower Hill is the area surrounding the Tower of London in the London Borough of Tower Hamlets. It is infamous for the public execution of high status prisoners from the late 14th to the mid 18th century. The execution site on the higher grou ...

Census-designated place

* Westervelt

Other unincorporated communities

* Clarksburg * Lakewood *

Mode Mode ( la, modus meaning "manner, tune, measure, due measure, rhythm, melody") may refer to: Arts and entertainment * '' MO''D''E (magazine)'', a defunct U.S. women's fashion magazine * ''Mode'' magazine, a fictional fashion magazine which is ...

Townships

Shelby County is divided into these

townships A township is a kind of human settlement or administrative subdivision, with its meaning varying in different countries. Although the term is occasionally associated with an urban area, that tends to be an exception to the rule. In Australia, Ca ...

: * Ash Grove * Big Spring * Clarksburg * Cold Spring * Dry Point * Flat Branch * Herrick *

Holland Holland is a geographical regionG. Geerts & H. Heestermans, 1981, ''Groot Woordenboek der Nederlandse Taal. Deel I'', Van Dale Lexicografie, Utrecht, p 1105 and former province on the western coast of the Netherlands. From the 10th to the 16th c ...

* Lakewood * Moweaqua * Oconee * Okaw * Penn *

Pickaway Pickaway County is a county in the U.S. state of Ohio. As of the 2020 census, the population was 58,539. Its county seat is Circleville. Its name derives from the Pekowi band of Shawnee Indians, who inhabited the area. (See List of Ohio county ...

Prairie Prairies are ecosystems considered part of the temperate grasslands, savannas, and shrublands biome by ecologists, based on similar temperate climates, moderate rainfall, and a composition of grasses, herbs, and shrubs, rather than trees, as the ...

* Richland *

Ridge A ridge or a mountain ridge is a geographical feature consisting of a chain of mountains or hills that form a continuous elevated crest for an extended distance. The sides of the ridge slope away from the narrow top on either side. The line ...

Rose A rose is either a woody perennial flowering plant of the genus ''Rosa'' (), in the family Rosaceae (), or the flower it bears. There are over three hundred species and tens of thousands of cultivars. They form a group of plants that can be ...

Rural In general, a rural area or a countryside is a geographic area that is located outside towns and cities. Typical rural areas have a low population density and small settlements. Agricultural areas and areas with forestry typically are describ ...

* Shelbyville * Sigel * Todds Point *

Politics

References

{{Coord, 39.39, -88.81, display=title, type:adm2nd_region:US-IL_source:UScensus1990 Illinois counties 1827 establishments in Illinois Populated places established in 1827