Henderson County Map, Illinois

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

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

Henderson County Map, Illinois

Henderson County Map, Illinois

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

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Henderson County, Illinois

Henderson County is a county located in the U.S. state of Illinois. It's county seat is Oquawka. As per 2020 census, the population of Henderson County is 6312 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 378 sq mi (979 km2). Henderson County was established on 1841.

Facts about Henderson County, Illinois

CountryUnited States
StateIllinois
RegionWestern Illinois
County SeatOquawka
Named AfterRichard Henderson
Established1841
Organized1841
Coordinates41.21° N, 90.92° W
Total Area~379 sq mi
Land Area~374 sq mi
Water Area~5 sq mi
Population (2020)~6,646
Population RankOne of the least populous counties in Illinois
Largest VillageStronghurst
Main IndustriesAgriculture, Manufacturing, Government Services
Major RiverMississippi River
Time ZoneCentral Time (UTC−06:00)
Known ForMississippi River frontage, rural farmland, small historic towns
Websitehttps://www.hendersoncountyil.gov

Ctities in Henderson county

City NameTypePopulation (2020)Pop. DensityArea
Dallas CityCity805339.1/sq mi (130.9/km2)2.374 sq mi (6.15 km2)
BiggsvilleVillage300890.2/sq mi (343.7/km2)0.337 sq mi (0.87 km2)
GladstoneVillage234650.0/sq mi (251.0/km2)0.36 sq mi (0.93 km2)
GulfportVillage4229.7/sq mi (11.5/km2)1.412 sq mi (3.66 km2)
LomaxVillage404339.8/sq mi (131.2/km2)1.189 sq mi (3.08 km2)
MediaVillage12171.3/sq mi (27.5/km2)1.698 sq mi (4.4 km2)
OquawkaVillage1,134772.0/sq mi (298.1/km2)1.469 sq mi (3.8 km2)
RaritanVillage1021,073.7/sq mi (414.6/km2)0.095 sq mi (0.25 km2)
StronghurstVillage833954.2/sq mi (368.4/km2)0.873 sq mi (2.26 km2)

Roads and Highways in Henderson County, Illinois

Henderson County is connected by a network of state highways that provide access to western Illinois and the Mississippi River region.

  • Illinois Route 164 – runs east-west through the county, connecting Oquawka to Galesburg
  • Illinois Route 94 – runs north-south, linking Stronghurst to Monmouth and Carthage
  • Illinois Route 164/94 overlap – serves central parts of the county, connecting key communities
  • County highways and river roads – provide access to rural areas and scenic Mississippi River locations

Neighboring Counties of Henderson County

  • Mercer County (north)
  • Warren County (east)
  • McDonough County (south)
  • Hancock County (southwest)
  • Des Moines County, Iowa (west)

Top Attractions in Henderson County, Illinois

Henderson County offers scenic riverfront views, outdoor recreation, and small-town charm along the Mississippi River.

  • Delabar State Park – A scenic park offering hiking trails, camping, and river views.
  • Oquawka Riverfront – A peaceful area along the Mississippi River with picnic spots and fishing access.
  • Big River State Forest – A popular destination for hiking, wildlife viewing, and outdoor activities.
  • Henderson County Courthouse – A historic landmark located in Oquawka.
  • Stronghurst Park – A community park with open green space and recreational facilities.
  • Mississippi River Scenic Areas – Provide opportunities for boating, fishing, and nature viewing.
  • Henderson County Fairgrounds – Hosts local fairs and community events.

Distance from Henderson County to Nearby Cities

  • Oquawka to Burlington – 20 mi (32 km)
  • Oquawka to Galesburg – 30 mi (48 km)
  • Oquawka to Macomb – 45 mi (72 km)
  • Oquawka to Peoria – 85 mi (137 km)
  • Oquawka to Quincy – 75 mi (121 km)

FAQs about Henderson County

Where is Henderson County located?

Henderson County is located in western Illinois along the Mississippi River, bordering Iowa.

What is Henderson County known for?

The county is known for its scenic riverfront views, state parks, and quiet rural communities.

What is the county seat of Henderson County?

Oquawka is the county seat and main community in Henderson County.

Are there outdoor activities in Henderson County?

Yes, visitors can enjoy parks, forests, and river-based activities such as fishing and boating.

How can I reach Henderson County?

Henderson County is accessible via Illinois Routes 164 and 94, along with local road networks.