Calhoun County Map, Illinois

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

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

Calhoun County Map, Illinois

Calhoun County Map, Illinois

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

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Calhoun County, Illinois

Calhoun County is a county located in the U.S. state of Illinois. It's county seat is Hardin. As per 2020 census, the population of Calhoun County is 4369 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 253 sq mi (655 km2). Calhoun County was established on 1825.

Facts about Calhoun County, Illinois

CountryUnited States
StateIllinois
RegionWestern Illinois
County SeatHardin
Named AfterJohn C. Calhoun
Established1825
Organized1825
Coordinates39.15° N, 90.67° W
Total Area~284 sq mi
Land Area~255 sq mi
Water Area~29 sq mi
Population (2020)~4,739
Population RankOne of the least populous counties in Illinois
Largest VillageHardin
Main IndustriesAgriculture, Tourism, River Transportation
Major RiversMississippi River, Illinois River
Time ZoneCentral Time (UTC−06:00)
Known ForIllinois River Road Scenic Byway, apple orchards, river bluffs
Websitehttps://www.calhouncountyil.gov

Ctities in Calhoun county

City NameTypePopulation (2020)Pop. DensityArea
BatchtownVillage17091.3/sq mi (35.2/km2)1.863 sq mi (4.83 km2)
BrusselsVillage116207.9/sq mi (80.3/km2)0.558 sq mi (1.45 km2)
HamburgVillage99189.7/sq mi (73.2/km2)0.522 sq mi (1.35 km2)
HardinVillage801376.4/sq mi (145.3/km2)2.128 sq mi (5.51 km2)
KampsvilleVillage310303.9/sq mi (117.3/km2)1.02 sq mi (2.64 km2)

Roads and Highways in Calhoun County, Illinois

Calhoun County is primarily accessed by scenic river routes and local highways, with limited direct highway connections due to its location between the Mississippi and Illinois Rivers.

  • Illinois Route 100 – runs north-south through the county, connecting Hardin to Grafton along the Illinois River
  • Illinois Route 96 – runs along the Mississippi River, linking the county to Pike County and further north
  • Illinois Route 108 – connects Kampsville to Carrollton via a ferry crossing over the Illinois River
  • Local Ferry Routes – include Brussels Ferry, Kampsville Ferry, and Golden Eagle Ferry, connecting the county to surrounding regions

Neighboring Counties of Calhoun County

  • Pike County (north)
  • Greene County (east)
  • Jersey County (southeast)
  • Lincoln County, Missouri (west)
  • Pike County, Missouri (northwest)

Top Attractions in Calhoun County, Illinois

Calhoun County is known for its scenic river views, orchards, and peaceful rural landscapes, making it a great destination for a quiet getaway.

  • Two Rivers National Wildlife Refuge – Offers excellent opportunities for birdwatching and wildlife viewing.
  • Calhoun County Orchard Trail – Features local orchards with fresh fruit, cider, and seasonal activities.
  • Hardin Riverfront – A scenic spot along the Illinois River with relaxing views.
  • Kampsville Riverfront Park – A small park with picnic areas and access to the river.
  • Golden Eagle Ferry Area – Provides beautiful views of the Mississippi River and surrounding bluffs.
  • Brussels Ferry Crossing – A unique way to experience river travel and local scenery.
  • Historic Hardin Square – A quiet downtown area with local charm and history.

Distance from Calhoun County to Nearby Cities

  • Hardin to St. Louis – 60 mi (97 km)
  • Hardin to Alton – 40 mi (64 km)
  • Hardin to Springfield – 90 mi (145 km)
  • Hardin to Quincy – 85 mi (137 km)
  • Hardin to Jacksonville – 70 mi (113 km)

FAQs about Calhoun County

Where is Calhoun County located?

Calhoun County is located in western Illinois, between the Mississippi and Illinois Rivers.

What is Calhoun County known for?

The county is known for its scenic river landscapes, orchards, and peaceful rural environment.

What is the county seat of Calhoun County?

Hardin is the county seat and main community in Calhoun County.

Are there outdoor activities in Calhoun County?

Yes, visitors can enjoy wildlife refuges, river views, orchards, and outdoor recreation.

How can I reach Calhoun County?

Calhoun County is accessible via Illinois Routes 100, 96, and 108, along with several ferry crossings connecting it to nearby areas.