Fayette County Map, Illinois

Written and Fact-checked by | Updated On: April 26, 2026 | 14:30 ET

Map of Fayette County - Fayette County is a county located in the U.S. state of Illinois. Fayette County Map showing cities, highways, important places and water bodies. Get Where is Fayette County located in the map, major cities in Fayette county, population, areas, and places of interest.

Fayette County Map, Illinois

Fayette County Map, Illinois

About Fayette County Map, Illinois: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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Fayette County, Illinois

Fayette County is a county located in the U.S. state of Illinois. It's county seat is Vandalia. As per 2020 census, the population of Fayette County is 21384 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 716 sq mi (1,854 km2). Fayette County was established on 1821.

Facts about Fayette County, Illinois

CountryUnited States
StateIllinois
RegionSouth Central Illinois
County SeatVandalia
Named AfterMarquis de Lafayette
Established1821
Organized1821
Coordinates39.00° N, 89.02° W
Total Area~725 sq mi
Land Area~724 sq mi
Water Area~1 sq mi
Population (2020)~21,381
Population RankSmall-to-mid-sized county in Illinois
Largest CityVandalia
Main IndustriesAgriculture, Manufacturing, Government, Healthcare
Major HighwaysInterstate 70, U.S. Route 40
Time ZoneCentral Time (UTC−06:00)
Known ForFormer Illinois state capital, historic Vandalia Statehouse
Websitehttps://www.fayettecountyillinois.gov

Ctities in Fayette county

City NameTypePopulation (2020)Pop. DensityArea
BinghamVillage60219.0/sq mi (84.5/km2)0.274 sq mi (0.71 km2)
BrownstownVillage690907.9/sq mi (350.5/km2)0.76 sq mi (1.97 km2)
FarinaVillage540370.6/sq mi (143.1/km2)1.457 sq mi (3.77 km2)
RamseyVillage911820.0/sq mi (316.6/km2)1.111 sq mi (2.88 km2)
St. ElmoCity1,254845.6/sq mi (326.5/km2)1.483 sq mi (3.84 km2)
St. PeterVillage322618.0/sq mi (238.6/km2)0.521 sq mi (1.35 km2)
VandaliaCity7,458915.4/sq mi (353.4/km2)8.147 sq mi (21.1 km2)

Roads and Highways in Fayette County, Illinois

Fayette County is served by major highways that connect it to central and southern Illinois, making travel convenient for residents and visitors.

  • Interstate 70 – runs east-west through the county, connecting Vandalia to Effingham and St. Louis
  • U.S. Route 40 – parallels I-70, linking Vandalia to nearby towns and historic sites
  • Illinois Route 51 – runs north-south, connecting Vandalia to Pana and Centralia
  • Illinois Route 185 – runs east-west, linking Vandalia to Hillsboro and Greenville
  • Illinois Route 37 – connects the county to Salem and surrounding communities

Neighboring Counties of Fayette County

  • Shelby County (north)
  • Effingham County (east)
  • Clay County (southeast)
  • Marion County (south)
  • Clinton County (southwest)
  • Bond County (west)
  • Montgomery County (northwest)

Top Attractions in Fayette County, Illinois

Fayette County offers a mix of historic landmarks, outdoor recreation, and small-town charm centered around Vandalia.

  • Vandalia Statehouse State Historic Site – The former Illinois state capitol with rich historical significance.
  • Kaskaskia Dragon – A unique roadside sculpture inspired by local legend.
  • Ramsey Lake State Recreation Area – Offers fishing, boating, camping, and hiking.
  • Vandalia Lake – A popular spot for outdoor activities and relaxation.
  • Fayette County Courthouse – A historic building located in downtown Vandalia.
  • Lincoln Heritage Trail – A scenic route highlighting Abraham Lincoln’s travels.
  • Downtown Vandalia – Features local shops, dining, and historic architecture.

Distance from Fayette County to Nearby Cities

  • Vandalia to Effingham – 30 mi (48 km)
  • Vandalia to Springfield – 75 mi (121 km)
  • Vandalia to St. Louis – 80 mi (129 km)
  • Vandalia to Decatur – 60 mi (97 km)
  • Vandalia to Champaign – 110 mi (177 km)

FAQs about Fayette County

Where is Fayette County located?

Fayette County is located in south-central Illinois, centered around the historic city of Vandalia.

What is Fayette County known for?

The county is known for Vandalia’s history as a former state capital and its outdoor recreation areas.

What is the county seat of Fayette County?

Vandalia is the county seat and the largest city in Fayette County.

Are there outdoor activities in Fayette County?

Yes, visitors can enjoy lakes, parks, and recreation areas for fishing, boating, and hiking.

How can I reach Fayette County?

Fayette County is accessible via Interstate 70, U.S. Route 40, and several Illinois state highways.