Fayette County, Illinois
Fayette County: county in Illinois, United States
About
Fayette County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 22,140 and a population density of 12 people per km². After 10 years in 2020 county had an estimated population of 21,264 inhabitants. Its county seat is Vandalia. The county was created 205 years ago in 1820.
County Snapshot
Fayette County at a glance
Fayette County currently has 13 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
13
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Illinois counties
102
Open related pagesLargest city
VandaliaPopulation 6,662
Top linked places
Quick Facts about Fayette County
| Population | 21,264 (2020) |
| Country | United States of America |
| State | Illinois (United States) |
| Different from | Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County, Fayette County |
| Area | 1879 km2 |
| Water as percent of area | 1.2% |
| Land as percent of area | 98.8% |
| Latitude & Longitude | 39.0002,-89.0241 |
| Named for | Gilbert du Motier, Marquis de Lafayette |
| Capital | Vandalia |
| Establishment | January 01, 1821 |
| Time Zone | America/Chicago |
| Local time | 17:38:44 (18th April 2026) |
| Density | 11 Pop. per km² as of 2020 |
| Population growth | -4.12% (2010-2020) |
| Weather | 61℉ Rain Showers 7-days weather |
Geography
Fayette County is located at 39°0'1"N 89°1'27"W (39.0001900, -89.0241400). It has 6 neighbors: Bond County, Clay County, Clinton County, Marion County, Montgomery County and Shelby County.
Fayette County map
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The largest city of Fayette County is Avena with a population of 1,924. Other cities include, Saint Elmo population 1,367, Ramsey population 1,003, Brownstown population 733 and Pittsburg population 549. See all Fayette County cities & populated places.
Fayette County Populated Places
Cities, towns, neighborhoods & other populated places in Fayette County.
| City Name | Population | Title |
|---|---|---|
| Vandalia | 6,662 | Township in Fayette County, Illinois |
| Avena | 1,924 | Unincorporated community in Illinois |
| Saint Elmo | 1,367 | City in Illinois |
| Ramsey | 1,003 | Village in Illinois, United States |
| La Clede | 881 | Township in Fayette County, Illinois |
| Brownstown | 733 | Human settlement in Illinois, United States of America |
| Sefton | 567 | Township in Fayette County, Illinois |
| Pittsburg | 549 | Village in Illinois |
| Farina | 495 | Human settlement in Illinois, United States of America |
| Wilberton | 489 | Township in Fayette County, Illinois |
| Shafter | 478 | Township in Fayette County, Illinois |
| Saint Peter | 338 | Human settlement in Fayette County, Illinois, United States of America |
| Bingham | 77 | Human settlement in Illinois, United States of America |
Weather
Rain showers. Partly sunny. High near 61, with temperatures falling to around 55 in the afternoon. West wind around 16 mph. Chance of precipitation is...
7-Day ForecastOfficial website of Fayette County
Official WebsiteDemographics
According to census records, the population of Fayette County decreased by 4.12% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 22,140 | - | census |
| 2011 | 22,378 | 1.06% | estimation process |
| 2012 | 22,163 | -0.97% | estimation process |
| 2013 | 22,195 | 0.14% | estimation process |
| 2014 | 22,076 | -0.54% | estimation process |
| 2015 | 22,036 | -0.18% | estimation process |
| 2016 | 21,570 | -2.16% | estimation process |
| 2017 | 21,514 | -0.26% | estimation process |
| 2018 | 21,368 | -0.68% | estimation process |
| 2019 | 21,336 | -0.15% | estimation process |
| 2020 | 21,264 | -0.34% | estimation process |
People born in Fayette County (1)
American politician William H. Rowe was born in Fayette County
Other places with the same name (10)
- Fayette County, Kentucky county in West Virginia, United States with a population of 324,735 people.
- Fayette County, Pennsylvania county in Pennsylvania, United States with a population of 128,126 people.
- Fayette County, Georgia county in Georgia, United States with a population of 115,821 people.
- Fayette County, West Virginia county in West Virginia, United States with a population of 42,062 people.
- Fayette County, Tennessee county in Tennessee, United States with a population of 41,620 people.
- Fayette County, Ohio county in Ohio, United States with a population of 28,579 people.
- Fayette County, Texas county in Texas, United States with a population of 25,547 people.
- Fayette County, Indiana county in Indiana, United States with a population of 22,892 people.
- Fayette County, Iowa county in Iowa, United States with a population of 19,258 people.
- Fayette County, Alabama county in Alabama, United States with a population of 16,241 people.
Illinois Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Cook County | 5,108,284 | County in Illinois, United States |
| Chicago | 2,677,643 | The third most populous city in the United States and the center of the Chicago metropolitan area. |
| DuPage County | 917,481 | County in Illinois, United States |
| Lake County | 693,593 | County in Oregon, United States |
| Will County | 688,726 | County in Illinois, United States |
| Kane County | 531,010 | County in southern Utah, United States |
| McHenry County | 305,888 | County in Illinois, United States |
| Winnebago County | 281,295 | County in Illinois, United States |
| Madison County | 262,635 | County in Montana, United States |
| Saint Clair County | 258,046 | The County of St. |
| Champaign County | 209,192 | County in Illinois, United States |
| Aurora | 196,383 | The second most populous city in Illinois. |
| Sangamon County | 193,882 | County in Illinois, United States |
| Peoria County | 177,652 | County in Illinois, United States of America |
| McLean County | 171,256 | County in North Dakota, United States |
| Naperville | 147,986 | The second most populous city in Illinois. |