Clinton County Map, Illinois

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

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

Clinton County Map, Illinois

Clinton County Map, Illinois

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

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Clinton County, Illinois

Clinton County is a county located in the U.S. state of Illinois. It's county seat is Carlyle. As per 2020 census, the population of Clinton County is 36793 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 474 sq mi (1,228 km2). Clinton County was established on 1824.

Facts about Clinton County, Illinois

CountryUnited States
StateIllinois
RegionSouth Central Illinois
County SeatCarlyle
Named AfterDeWitt Clinton
Established1824
Organized1824
Coordinates38.61° N, 89.42° W
Total Area~474 sq mi
Land Area~474 sq mi
Water Area~0.6 sq mi
Population (2020)~37,562
Population RankMid-sized county in Illinois
Largest CityBreckinridge
Main IndustriesAgriculture, Manufacturing, Energy, Healthcare
Major LakeCarlyle Lake
Time ZoneCentral Time (UTC−06:00)
Known ForCarlyle Lake recreation, agriculture, central Illinois communities
Websitehttps://www.clintonco.illinois.gov

Ctities in Clinton county

City NameTypePopulation (2020)Pop. DensityArea
AlbersVillage1,1211,325.1/sq mi (511.6/km2)0.846 sq mi (2.19 km2)
AvistonVillage2,3401,462.5/sq mi (564.7/km2)1.6 sq mi (4.14 km2)
BartelsoVillage6351,473.3/sq mi (568.9/km2)0.431 sq mi (1.12 km2)
BeckemeyerVillage9231,505.7/sq mi (581.4/km2)0.613 sq mi (1.59 km2)
BreeseCity4,6411,738.9/sq mi (671.4/km2)2.669 sq mi (6.91 km2)
CarlyleCity3,253949.8/sq mi (366.7/km2)3.425 sq mi (8.87 km2)
DamiansvilleVillage564686.1/sq mi (264.9/km2)0.822 sq mi (2.13 km2)
GermantownVillage1,3241,305.7/sq mi (504.1/km2)1.014 sq mi (2.63 km2)
HoffmanVillage439867.6/sq mi (335.0/km2)0.506 sq mi (1.31 km2)
HueyVillage160740.7/sq mi (286.0/km2)0.216 sq mi (0.56 km2)
St. Rose[b]Village459776.6/sq mi (299.9/km2)0.591 sq mi (1.53 km2)
TrentonCity2,6901,430.9/sq mi (552.5/km2)1.88 sq mi (4.87 km2)
KeyesportVillage406563.9/sq mi (217.7/km2)0.72 sq mi (1.86 km2)
WamacCity985701.1/sq mi (270.7/km2)1.405 sq mi (3.64 km2)
New BadenVillage3,4281,878.4/sq mi (725.2/km2)1.825 sq mi (4.73 km2)
CentraliaCity12,1821,485.6/sq mi (573.6/km2)8.2 sq mi (21.24 km2)

Roads and Highways in Clinton County, Illinois

Clinton County is well-connected by major highways that provide easy access to the St. Louis metro area and surrounding parts of southern Illinois.

  • Interstate 64 – runs east-west through the county, connecting Breese to St. Louis and Mount Vernon
  • U.S. Route 50 – parallels I-64, linking Carlyle and Breese to nearby communities
  • Illinois Route 127 – runs north-south, connecting Carlyle to Greenville and Nashville
  • Illinois Route 160 – runs north-south, linking Albers to Centralia
  • Illinois Route 161 – runs east-west, connecting Centralia to Germantown

Neighboring Counties of Clinton County

  • Bond County (north)
  • Fayette County (northeast)
  • Marion County (east)
  • Washington County (south)
  • St. Clair County (west)
  • Madison County (northwest)

Top Attractions in Clinton County, Illinois

Clinton County offers a mix of outdoor recreation, small-town charm, and community events centered around Carlyle and nearby towns.

  • Carlyle Lake – The largest man-made lake in Illinois, popular for boating, fishing, and camping.
  • Eldon Hazlet State Park – Offers hiking, picnicking, and lake access for outdoor fun.
  • General Dean Suspension Bridge – A historic bridge near Carlyle Lake with scenic views.
  • Carlyle Lake Dam and Spillway – A great spot for sightseeing and photography.
  • Breese Northside Park – A local park with sports facilities and picnic areas.
  • Clinton County Fairgrounds – Hosts annual fairs and community events.
  • Germantown Community Park – A quiet park with green space and recreational amenities.

Distance from Clinton County to Nearby Cities

  • Carlyle to St. Louis – 50 mi (80 km)
  • Carlyle to Belleville – 40 mi (64 km)
  • Carlyle to Mount Vernon – 55 mi (89 km)
  • Carlyle to Springfield – 90 mi (145 km)
  • Carlyle to Effingham – 75 mi (121 km)

FAQs about Clinton County

Where is Clinton County located?

Clinton County is located in southern Illinois, east of St. Louis and within the Metro East region.

What is Clinton County known for?

The county is known for Carlyle Lake, outdoor recreation, and its small-town communities.

What is the county seat of Clinton County?

Carlyle is the county seat of Clinton County.

Are there outdoor activities in Clinton County?

Yes, visitors can enjoy boating, fishing, camping, and hiking, especially around Carlyle Lake.

How can I reach Clinton County?

Clinton County is accessible via Interstate 64, U.S. Route 50, and several Illinois state highways.