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Where am ILOCATED

Fayette County, Illinois

Fayette County, Illinois, has 20,790 residents (July 2025 estimate). Its county seat is Vandalia. It uses Central Time and covers 716 sq mi (1,856 km²) of land.

ChicagoAurora
Fayette County in Illinois
Bond CountyClay CountyEffingham CountyVandaliaSt. ElmoRamseyBrownstownFarina
Fayette County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
20,790
Land area
716 sq mi (1,856 km²)
County seat or government
Vandalia
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$60,944 ± $3,842
Median home value
$130,700 ± $9,309
Median rent, with utilities
$798 ± $56
Homes lived in by their owners
80.6% ± 2.8 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Effingham, IL micro area, Centralia, IL micro area, and St. Louis, MO-IL metro area
Water area
8.84 sq mi (22.9 km²)
State
Illinois
County code (FIPS)
17051
Coordinates (central point)
39.001125, -89.017923
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Fayette County

Time zoneLocal time and UTC offsetNext clock change
Central TimeAmerica/ChicagoUTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 624719,937 people
  2. 624114,249 people
  3. 620753,330 people
  4. 620803,255 people
  5. 624582,176 people
  6. 622621,967 people
  7. 628541,827 people
  8. 624181,809 people
  9. 624141,783 people
  10. 628381,341 people
  11. 628751,039 people
  12. 62253932 people
All 20
  1. 62422926 people
  2. 62426778 people
  3. 62032765 people
  4. 62431717 people
  5. 62880658 people
  6. 62885474 people
  7. 62011227 people
  8. 62892150 people

20 ZIP Code areas overlap Fayette County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

Fayette County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Fayette County, largest first

  1. Vandalia Township6,275 people
  2. Sharon Township3,006 people
  3. Ramsey Township2,072 people
  4. Avena Township1,888 people
  5. Otego Township1,306 people
  6. Loudon Township947 people
  7. La Clede Township788 people
  8. Shafter Township753 people
  9. Seminary Township636 people
  10. Bear Grove Township602 people
  11. Lone Grove Township600 people
  12. Wilberton Township457 people
All 20
  1. Sefton Township420 people
  2. Wheatland Township405 people
  3. Kaskaskia Township315 people
  4. South Hurricane Township261 people
  5. Bowling Green Township168 people
  6. Hurricane Township162 people
  7. Pope Township149 people
  8. Carson Township105 people

People counts are American Community Survey 2020–2024 5-year estimates. All townships in Illinois, by county

School districts in Fayette County, largest first

  1. Effingham Community Unit School District 4020,184 people
  2. Vandalia Community Unit School District 20311,578 people
  3. Altamont Community Unit School District 104,707 people
  4. Nokomis Community Unit School District 224,131 people
  5. South Central Community Unit School District 4014,031 people
  6. Ramsey Community Unit School District 2043,073 people
  7. St. Elmo Community Unit School District 2022,523 people
  8. Mulberry Grove Community Unit School District 12,318 people
  9. Beecher City Community Unit School District 202,233 people
  10. Brownstown Community Unit School District 2011,882 people
  11. Cowden-Herrick Community Unit School District 3A1,838 people
  12. Patoka Community Unit School District 1001,220 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Vandalia, Illinois (city)5,796 people
  2. St. Elmo, Illinois (city)1,257 people
  3. Ramsey, Illinois (village)1,094 people
  4. Brownstown, Illinois (village)722 people
  5. Farina, Illinois (village)570 people
  6. St. Peter, Illinois (village)338 people
  7. La Clede, Illinois (CDP)135 people
  8. Bingham, Illinois (village)63 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Effingham County, Illinois23 mi east
  2. Bond County, Illinois24 mi west
  3. Marion County, Illinois25 mi south
  4. Shelby County, Illinois29 mi northeast
  5. Montgomery County, Illinois29 mi northwest
  6. Clay County, Illinois34 mi southeast
  7. Clinton County, Illinois35 mi southwest

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.