Cass County Map, Illinois

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

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

Cass County Map, Illinois

Cass County Map, Illinois

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

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Cass County, Illinois

Cass County is a county located in the U.S. state of Illinois. It's county seat is Virginia. As per 2020 census, the population of Cass County is 12773 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 375 sq mi (971 km2). Cass County was established on 1837.

Facts about Cass County, Illinois

CountryUnited States
StateIllinois
RegionWest Central Illinois
County SeatVirginia
Named AfterLewis Cass
Established1837
Organized1837
Coordinates39.97° N, 90.25° W
Total Area~376 sq mi
Land Area~375 sq mi
Water Area~1 sq mi
Population (2020)~12,062
Population RankSmall-sized county in Illinois
Largest CityBeardstown
Main IndustriesAgriculture, Manufacturing, Food Processing
Major RiverIllinois River
Time ZoneCentral Time (UTC−06:00)
Known ForIllinois River commerce, rural farmland, historic river towns
Websitehttps://www.casscountyil.gov

Ctities in Cass county

City NameTypePopulation (2020)Pop. DensityArea
ArenzvilleVillage367477.9/sq mi (184.5/km2)0.768 sq mi (1.99 km2)
AshlandVillage1,2181,628.3/sq mi (628.7/km2)0.748 sq mi (1.94 km2)
BeardstownCity5,9511,644.4/sq mi (634.9/km2)3.619 sq mi (9.37 km2)
ChandlervilleVillage527663.7/sq mi (256.3/km2)0.794 sq mi (2.06 km2)
VirginiaCity1,5141,254.3/sq mi (484.3/km2)1.207 sq mi (3.13 km2)

Roads and Highways in Cass County, Illinois

Cass County is served by several key highways that connect it to central Illinois and nearby river communities, making travel simple across the region.

  • U.S. Route 67 – runs north-south through the county, connecting Beardstown to Jacksonville and Macomb
  • Illinois Route 125 – runs east-west, linking Beardstown to Rushville and connecting to U.S. Route 24
  • Illinois Route 78 – runs north-south through the eastern part of the county, connecting Virginia to Jacksonville
  • Illinois Route 100 – runs along the Illinois River, connecting Beardstown to Havana and further south

Neighboring Counties of Cass County

  • Morgan County (south)
  • Schuyler County (west)
  • Brown County (northwest)
  • Mason County (northeast)
  • Sangamon County (east)

Top Attractions in Cass County, Illinois

Cass County offers riverfront views, historic sites, and small-town charm centered around the city of Beardstown.

  • Beardstown Historic District – A charming area with historic buildings and riverfront views.
  • Lincoln Courtroom & Museum – Features the reconstructed courtroom where Abraham Lincoln practiced law.
  • Illinois Riverfront Park – A relaxing area for walking, fishing, and enjoying river views.
  • Chandlerville Heritage Museum – Showcases local history and community stories.
  • Beardstown Marina – A popular spot for boating and fishing along the Illinois River.
  • Virginia City Park – A community park with open green space and recreational facilities.
  • Cass County Fairgrounds – Hosts local events and the annual county fair.

Distance from Cass County to Nearby Cities

  • Beardstown to Jacksonville – 25 mi (40 km)
  • Beardstown to Springfield – 45 mi (72 km)
  • Beardstown to Peoria – 80 mi (129 km)
  • Beardstown to Quincy – 70 mi (113 km)
  • Beardstown to St. Louis – 120 mi (193 km)

FAQs about Cass County

Where is Cass County located?

Cass County is located in west-central Illinois along the Illinois River.

What is Cass County known for?

The county is known for its historic sites, riverfront areas, and connections to Abraham Lincoln’s legal career.

What is the county seat of Cass County?

Virginia is the county seat, while Beardstown is the largest city in Cass County.

Are there outdoor activities in Cass County?

Yes, visitors can enjoy parks, riverfront areas, boating, and fishing along the Illinois River.

How can I reach Cass County?

Cass County is accessible via U.S. Route 67 and several Illinois state highways including Routes 100, 125, and 78.