Iroquois County Map, Illinois

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

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

Iroquois County Map, Illinois

Iroquois County Map, Illinois

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

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Iroquois County, Illinois

Iroquois County is a county located in the U.S. state of Illinois. It's county seat is Watseka. As per 2020 census, the population of Iroquois County is 26827 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 1,117 sq mi (2,893 km2). Iroquois County was established on 1833.

Facts about Iroquois County, Illinois

CountryUnited States
StateIllinois
RegionEast Central Illinois
County SeatWatseka
Named AfterIroquois Native American tribe
Established1833
Organized1833
Coordinates40.75° N, 87.82° W
Total Area~1,117 sq mi
Land Area~1,116 sq mi
Water Area~1 sq mi
Population (2020)~27,478
Population RankMid-sized county in Illinois
Largest CityWatseka
Main IndustriesAgriculture, Manufacturing, Healthcare
Major RiversIroquois River
Time ZoneCentral Time (UTC−06:00)
Known ForExtensive farmland, wind energy, rural communities
Websitehttps://www.iroquoiscountyil.gov

Ctities in Iroquois county

City NameTypePopulation (2020)Pop. DensityArea
AshkumVillage750898.2/sq mi (346.8/km2)0.835 sq mi (2.16 km2)
BeavervilleVillage3061,112.7/sq mi (429.6/km2)0.275 sq mi (0.71 km2)
BuckleyVillage4951,566.5/sq mi (604.8/km2)0.316 sq mi (0.82 km2)
Cissna ParkVillage8171,126.9/sq mi (435.1/km2)0.725 sq mi (1.88 km2)
CliftonVillage1,3521,453.8/sq mi (561.3/km2)0.93 sq mi (2.41 km2)
Crescent CityVillage5521,210.5/sq mi (467.4/km2)0.456 sq mi (1.18 km2)
DanforthVillage5941,242.7/sq mi (479.8/km2)0.478 sq mi (1.24 km2)
DonovanVillage251765.2/sq mi (295.5/km2)0.328 sq mi (0.85 km2)
GilmanCity1,738714.3/sq mi (275.8/km2)2.433 sq mi (6.3 km2)
IroquoisVillage133234.6/sq mi (90.6/km2)0.567 sq mi (1.47 km2)
LodaVillage356242.7/sq mi (93.7/km2)1.467 sq mi (3.8 km2)
MartintonVillage3341,219.0/sq mi (470.7/km2)0.274 sq mi (0.71 km2)
MilfordVillage1,1581,725.8/sq mi (666.3/km2)0.671 sq mi (1.74 km2)
OnargaVillage1,333796.3/sq mi (307.5/km2)1.674 sq mi (4.34 km2)
PapineauVillage133639.4/sq mi (246.9/km2)0.208 sq mi (0.54 km2)
SheldonVillage9651,281.5/sq mi (494.8/km2)0.753 sq mi (1.95 km2)
ThawvilleVillage215700.3/sq mi (270.4/km2)0.307 sq mi (0.8 km2)
WatsekaCity4,6791,589.3/sq mi (613.6/km2)2.944 sq mi (7.62 km2)
WellingtonVillage206865.5/sq mi (334.2/km2)0.238 sq mi (0.62 km2)
WoodlandVillage248506.1/sq mi (195.4/km2)0.49 sq mi (1.27 km2)
ChebanseVillage1,044877.3/sq mi (338.7/km2)1.19 sq mi (3.08 km2)

Roads and Highways in Iroquois County, Illinois

Iroquois County is served by several major highways that connect it to eastern Illinois and neighboring Indiana.

  • Interstate 57 – runs north-south through the county, connecting Watseka to Kankakee and Champaign
  • U.S. Route 24 – runs east-west, linking Watseka to Sheldon and Gilman
  • Illinois Route 1 – runs north-south, connecting Watseka to Momence and Danville
  • Illinois Route 49 – runs north-south, linking Crescent City to Rankin and Paxton
  • Illinois Route 116 – runs east-west, connecting Ashkum to Wellington

Neighboring Counties of Iroquois County

  • Kankakee County (north)
  • Ford County (southwest)
  • Vermilion County (south)
  • Benton County, Indiana (east)
  • Newton County, Indiana (northeast)

Top Attractions in Iroquois County, Illinois

Iroquois County offers a quiet rural setting with local parks, history, and small-town charm across its communities.

  • Iroquois County Courthouse – A historic landmark located in Watseka.
  • Donovan Park – A community park with playgrounds and recreational facilities.
  • Watseka Theatre – A historic venue hosting local performances and events.
  • Glenn Raymond Park – Offers open green space, sports areas, and picnic spots.
  • Iroquois River Area – Provides scenic views and opportunities for fishing and outdoor activities.
  • Old Courthouse Museum – Showcases local history and heritage.
  • Iroquois County Fairgrounds – Hosts annual fairs and community events.

Distance from Iroquois County to Nearby Cities

  • Watseka to Kankakee – 35 mi (56 km)
  • Watseka to Champaign – 60 mi (97 km)
  • Watseka to Danville – 50 mi (80 km)
  • Watseka to Chicago – 95 mi (153 km)
  • Watseka to Lafayette – 70 mi (113 km)

FAQs about Iroquois County

Where is Iroquois County located?

Iroquois County is located in eastern Illinois along the Indiana border.

What is Iroquois County known for?

The county is known for its agricultural landscape, small towns, and local history.

What is the county seat of Iroquois County?

Watseka is the county seat and the largest city in Iroquois County.

Are there outdoor activities in Iroquois County?

Yes, visitors can enjoy parks, rivers, and outdoor recreation areas throughout the county.

How can I reach Iroquois County?

Iroquois County is accessible via Interstate 57, U.S. Route 24, and several Illinois state highways.