Illinois Voter Check

Henderson County, Illinois

Check your Henderson County registration.

Confirm what Illinois has on file first, then use Henderson County's official election channels below.

Check my registration with Scan Check Protect Use the official Illinois lookup

Henderson County, Illinois
Henderson County Courthouse, Oquawka — Public domain, Nyttend · source

About Henderson County

Henderson County is a county located in the U.S. state of Illinois. According to the 2020 United States census, it has a population of 6,387. Its county seat is Oquawka. Henderson County is part of the Burlington, IA–IL Micropolitan Statistical Area.

Description adapted from Wikipedia, CC BY-SA 4.0.

Henderson County at a glance

County seat
Oquawka
Population
6,387 (2020)
Land area
395 sq mi
Founded
1841

Largest communities in Henderson County

  1. Oquawka Township1,659
  2. Oquawka County seat1,134
  3. Stronghurst Township1,089
  4. Gladstone Township845
  5. Stronghurst833

History of Henderson County

Henderson County was formed in 1841 from a portion of Warren County. It was named for Henderson County, Kentucky, which was named for Richard Henderson, founder of the Transylvania Company, an early attempt to organize what later became Kentucky around 1775.

Adapted from Wikipedia, CC BY-SA 4.0.

Start here

Confirm you're ready to vote in Henderson County

  1. 01

    Run a guided check

    Scan Check Protect walks you through verifying your Illinois registration and flags anything that needs fixing — free.

    Start at Scan Check Protect →

  2. 02

    Ask Henderson County directly

    Your county election office handles registration, mail ballots, and polling places.

    Illinois county election offices →

Official channels

Henderson County election resources

Statewide tools and every Illinois resource in one place: the Illinois page at Scan Check Protect →

Neighboring counties

Part of Illinois Voter Check

This is the Henderson County page of Illinois Voter Check, a project of True the Vote, pointing Illinois voters at the official tools that already exist — and at Scan Check Protect to verify your registration.

Where anything here differs from what Henderson County or the Illinois State Board of Elections publishes, they are right and this page is not.