Upcoming Half Marathon Races Near Ottawa, IL

Name: Chicagoland Spring Marathon, Half Marathon & 10K
Start: 2026-05-03
End: 2026-05-03
Location: Schaumburg

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Stone Bridge Half Marathon and 5k

Roscoe, IL

Saturday, September 27th, 2025

Half

Trail

Fast

View details for race Stone Bridge Half Marathon and 5k

Miles of Madness

Pekin, IL

Saturday, September 27th, 2025

Half

Ultra

Trail

View details for race Miles of Madness

National Singles Day: Singles & Friends Running...

Chicago, IL

Saturday, September 27th, 2025

10K

Half

Trail

View details for race National Singles Day: Singles & Friends Running Club CHICAGO/EVANSTON

National Coffee Day: Run for Coffee CHICAGO/EVA...

Chicago, IL

Saturday, September 27th, 2025

10K

Half

Trail

View details for race National Coffee Day: Run for Coffee CHICAGO/EVANSTON

Life Time Chicago Half Marathon + 5K

Chicago, IL

Sunday, September 28th, 2025

Half

View details for race Life Time Chicago Half Marathon + 5K

Long Grove's Prairie State Half Marathon, 10K &...

Long Grove, IL

Saturday, October 4th, 2025

Half

10K

View details for race Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5K

St. Jude Walk/Run

Bloomington, IL

Saturday, October 4th, 2025

10K

1 Mile

View details for race St. Jude Walk/Run

Country Sole Half Marathon, 10K & 5K Run/Walk

Chicago, IL

Saturday, October 18th, 2025

10K

Half

View details for race Country Sole Half Marathon, 10K & 5K Run/Walk

Spooky Sprint - Chicago

Shorewood, IL

Saturday, October 18th, 2025

10K

1 Mile

View details for race Spooky Sprint - Chicago

Spooky Sprint - Chicago

Chicago, IL

Saturday, October 18th, 2025

10K

1 Mile

View details for race Spooky Sprint - Chicago

Haunted Halloween Half Marathon & 5km

Chicago, IL

Sunday, October 26th, 2025

Half

Trail

View details for race Haunted Halloween Half Marathon & 5km

Dam Site Run

LeRoy, IL

Sunday, November 2nd, 2025

Half

View details for race Dam Site Run

Dam Site Run

Ellsworth, IL

Sunday, November 2nd, 2025

Half

View details for race Dam Site Run

The Forge Trail Run Festival

Lemont, IL

Saturday, November 15th, 2025

10K

Half

Trail

View details for race The Forge Trail Run Festival

Schaumburg Turkey Trot Half Marathon & 5K

Elk Grove Village, IL

Saturday, November 29th, 2025

Half

View details for race Schaumburg Turkey Trot Half Marathon & 5K

Time Travel Half-Marathon (and 5k/10k) - Greate...

Chicago, IL

Saturday, January 3rd, 2026

Half

10K

View details for race Time Travel Half-Marathon (and 5k/10k) - Greater Chicago

17th Annual F^3 Lake Half Marathon & 5k

Chicago, IL

Saturday, January 31st, 2026

Half

View details for race 17th Annual F^3 Lake Half Marathon & 5k

Time to Paddy 5k/10k & Lucky 13.1 - Greater Chi...

Greater Chicago, IL

Saturday, March 7th, 2026

10K

Half

View details for race Time to Paddy 5k/10k & Lucky 13.1 - Greater Chicago

Muddy Shamrock @ The Forge

Lemont, IL

Saturday, March 14th, 2026

Half

10K

Trail

View details for race Muddy Shamrock @ The Forge

Chi Town Half Marathon & 10K

Chicago, IL

Saturday, April 4th, 2026

Half

10K

View details for race Chi Town Half Marathon & 10K

2026 Naperville Women's Half Marathon and 5K

Naperville, IL

Sunday, April 19th, 2026

Half

View details for race 2026 Naperville Women's Half Marathon and 5K

Hometown Half Marathon & 5k/10k - Greater Chicago

Chicago, IL

Saturday, May 2nd, 2026

10K

Half

View details for race Hometown Half Marathon & 5k/10k - Greater Chicago

Chicagoland Spring Marathon, Half Marathon & 10K

Schaumburg, IL

Sunday, May 3rd, 2026

Marathon

Half

10K

View details for race Chicagoland Spring Marathon, Half Marathon & 10K

Explore more in Ottawa, IL

Distances:

5K 10K Half Marathon Marathon

Months:

September October November

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Illinois races

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