Our Mercer County.

Mercer County, Illinois is a place for you to experience in every corner of our community.

We appreciate each city, village, and township that makes up our population.

Together we strive to make your visit to MerCo the perfect destination.

  • Alexis, Illinois in split between Mercer County and Warren County, Illinois. This village sits south of the county.

  • Aledo, Illinois is in the heart of Mercer County. With their bustling downtown and annual events, you are sure to enjoy your visit.

    Find out more at City of Aledo

  • Cable is in the Richland Grove Township of Mercer County, Illinois.

  • Eliza is in the Eliza Township of Mercer County, Illinois. Their community center often hosts events that others are welcome to join.

    You can find more information on their Facebook page, Eliza Township

  • Hamlet is in the Perryton Township of Mercer County, Illinois.

  • The Village of Joy is located to the west of Mercer County, Illinois. You can stay updated on their Facebook page and learn more on Village of Joy Illinois.

  • Keithsburg is a city located on the west end of Mercer County, Illinois. This city side alongside the Mississippi River and the Port Louisa National Wildlife Refuge. You may also know this city as a hot spot for camping and kayaking.

    You can find more on City of Keithsburg

  • The Village of Matherville is a well known community in Mercer County, Illinois. Not only does this village have a beautiful lake with a walkable path, but you can go see a stunning firework display on July 3rd.

    Find out more on Village of Matherville

  • Millersburg is in the Millersburg Township northwest of Mercer County, Illinois.

  • New Boston, Illinois is a city west of Mercer County. It sits alongside the Mississippi and has great outdoor recreational opportunities.

    Find more on City of New Boston.

  • New Windsor, Illinois is located on the east end of the county. They are known for the “biggest little rodeo in the Midwest”, the New Windsor Rodeo.

    Find our more and stay updated on their Facebook page

  • North Henderson is a village southeast of Mercer County, Illinois. This village has two great parks for little ones to run and play. You stay updated on their Facebook page, Village of North Henderson

  • Preemption, Illinois is located on the north-east end of our county.

  • Seaton is a village southwest of Mercer County, Illinois. This community is most known for their park located midway through the village.

  • Sherrard, Illinois is a village northeast of Mercer County. Known for their Pumpkin Festival and Fyre Lake, it is a great community to visit.

    Learn more on Village of Sherrard.

  • Swedona is in the Richland Grove Township of Mercer County, Illinois. They are located northeast of the county.

  • A bottom portion on Reynolds, Illinois sits in Mercer County and the remaining sits in Rock Island County.

  • Viola, Illinois is a village east of Mercer County. This community is known for their large park and local shopping events.

    Learn more on Village of Viola