Saline County Map, Illinois

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

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

Saline County Map, Illinois

Saline County Map, Illinois

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

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Saline County, Illinois

Saline County is a county located in the U.S. state of Illinois. It's county seat is Harrisburg. As per 2020 census, the population of Saline County is 23320 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 379 sq mi (982 km2). Saline County was established on 1847.

Facts about Saline County, Illinois

CountryUnited States
StateIllinois
RegionSouthern Illinois
County SeatHarrisburg
Named AfterSaline River
Established1847
Organized1847
Coordinates37.75° N, 88.53° W
Total Area~380 sq mi
Land Area~378 sq mi
Water Area~2 sq mi
Population (2020)~23,768
Population RankSmall to mid-sized county in Illinois
Largest CityHarrisburg
Main IndustriesEnergy, Manufacturing, Healthcare, Retail
Major HighwaysU.S. Route 45, Illinois Route 13, Illinois Route 34
Time ZoneCentral Time (UTC−06:00)
Known ForCoal mining heritage, Garden of the Gods proximity, Harrisburg downtown
Websitehttps://www.salinecountyil.gov

Ctities in Saline county

City NameTypePopulation (2020)Pop. DensityArea
Carrier MillsVillage1,6721,384.1/sq mi (534.4/km2)1.208 sq mi (3.13 km2)
EldoradoCity3,7431,495.4/sq mi (577.4/km2)2.503 sq mi (6.48 km2)
GalatiaVillage827423.7/sq mi (163.6/km2)1.952 sq mi (5.06 km2)
HarrisburgCity8,2191,243.0/sq mi (479.9/km2)6.612 sq mi (17.13 km2)
MuddyVillage61201.3/sq mi (77.7/km2)0.303 sq mi (0.78 km2)
RaleighVillage284143.7/sq mi (55.5/km2)1.976 sq mi (5.12 km2)
StonefortVillage224154.1/sq mi (59.5/km2)1.454 sq mi (3.77 km2)

Roads and Highways in Saline County, Illinois

Saline County is well-connected by major highways that provide access to southern Illinois and surrounding regions.

  • Illinois Route 13 – runs east-west through the county, connecting Harrisburg to Marion and Carbondale
  • U.S. Route 45 – runs north-south, linking Harrisburg to Eldorado and Metropolis
  • Illinois Route 34 – runs east-west, connecting Harrisburg to Shawneetown and Golconda
  • Illinois Route 145 – runs north-south, linking Harrisburg to Vienna and Golconda

Neighboring Counties of Saline County

  • Gallatin County (east)
  • Hardin County (southeast)
  • Pope County (south)
  • Johnson County (southwest)
  • Williamson County (west)
  • Hamilton County (northwest)
  • White County (north)

Top Attractions in Saline County, Illinois

Saline County offers outdoor recreation, local history, and access to natural areas in southern Illinois.

  • Sahara Woods State Recreation Area – A large park with trails, lakes, and wildlife viewing.
  • Shawnee National Forest (nearby) – Offers hiking, camping, and scenic landscapes.
  • Harrisburg Downtown Area – Features shops, dining, and local culture.
  • Saline County Courthouse – A historic landmark located in Harrisburg.
  • Saline County Area Museum – Highlights the region’s history and heritage.
  • Eldorado City Park – Offers playgrounds, sports fields, and picnic areas.
  • Saline County Fairgrounds – Hosts local fairs and community events.

Distance from Saline County to Nearby Cities

  • Harrisburg to Marion – 25 mi (40 km)
  • Harrisburg to Carbondale – 50 mi (80 km)
  • Harrisburg to Evansville – 75 mi (121 km)
  • Harrisburg to Paducah – 60 mi (97 km)
  • Harrisburg to St. Louis – 140 mi (225 km)

FAQs about Saline County

Where is Saline County located?

Saline County is located in southern Illinois, centered around the city of Harrisburg.

What is Saline County known for?

The county is known for its outdoor recreation, parks, and proximity to the Shawnee National Forest.

What is the county seat of Saline County?

Harrisburg is the county seat and the largest city in Saline County.

Are there outdoor activities in Saline County?

Yes, visitors can enjoy parks, trails, lakes, and outdoor recreation throughout the county.

How can I reach Saline County?

Saline County is accessible via Illinois Route 13, U.S. Route 45, and several Illinois state highways.