Warren County IL

Warren County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 16,835. Its county seat is Monmouth. Warren County was organized in 1825 out of Pike County which consisted of all portions of the state north and west of the Illinois River before 1825. Henderson County was formed in 1841 from the western area of War…
Warren County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 16,835. Its county seat is Monmouth. Warren County was organized in 1825 out of Pike County which consisted of all portions of the state north and west of the Illinois River before 1825. Henderson County was formed in 1841 from the western area of Warren County.
  • Country: United States
  • State: Illinois
  • Founded: 1825
  • Named for: Joseph Warren
  • Seat: Monmouth
  • Largest city: Monmouth
  • Congressional districts: 15th, 17th

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Events

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Foreigner @ Peoria Civic Center

Today · 7 PM

Peoria Civic Center

(multiple times)

Industry Brewing Co.

Sep 28 · 8 – 11 PM

Industry Brewing

(multiple times)

Lincoln Park Bike Adventure

Oct 5 · 10 AM – 12:30 PM

Discovery Center

(multiple times)

Johnny Beehner

Oct 4 · 8 PM – 2:30 AM

Jukebox Comedy Club

(multiple times)

Oliver's in the Heights - Acousti…

Oct 12 · 8 PM – 4 AM

Oliver's Pizza & Pub

(multiple times)

Evangelical United Methodist Church

Nov 1 · 7 PM – 4 AM

Evangelical United Methodist Church

(multiple times)

Cody Calkins

Nov 8 · 7 PM – 5 AM

BEER HERE BAR & GRILL

(multiple times)

Peoria Symphony Orchestra: Seaso…

Nov 15 · 7:30 PM

Peoria Civic Center

(multiple times)

Cody Calkins

Dec 1 · 3 PM – 1 AM

Silver Dome

(multiple times)

Disney On Ice presents Frozen …

Dec 5 · 7 PM

Vibrant Arena at The Mark

(multiple times)

Annie - Peoria

Jan 21, 2025

Peoria Civic Center

(multiple times)

Camille Thurman @ Knox College

Jan 21, 2025

Knox College

(multiple times)

Cody Calkins @ Christy's Place

Feb 7, 2025

Christy's Place

(multiple times)

Cirque du Soleil: Crystal

Feb 13, 2025

Vibrant Arena at the Mark

(multiple times)

Pretty Woman - The Musical - Peo…

Feb 18, 2025

Peoria Civic Center

(multiple times)

Disney On Ice presents Mickey'…

Mar 13, 2025

Peoria Civic Center

(multiple times)

Cody Calkins @ Grandma's Bar & …

Mar 23, 2025

Grandma's Bar & Grill

(multiple times)

Clue - A New Comedy - Peoria

Apr 1, 2025

Peoria Civic Center

(multiple times)

The Addams Family

Jun 17, 2025

Peoria Civic Center

(multiple times)

Jim & Melissa Brady

Jul 18, 2025

Evangelical United Methodist Church

(multiple times)

Kingsmen Quartet

Aug 8, 2025

Evangelical United Methodist Church

(multiple times)

Wicked

Aug 20, 2025

Peoria Civic Center

(multiple times)

Cody Calkins

Aug 31, 2025

Cerno's Bar & Grill

(multiple times)

The Mark Trammell Quartet

Sep 5, 2025

Evangelical United Methodist Church

(multiple times)

  • Warren County, IL Houses & Homes for Rent

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Data from: en.wikipedia.org