Upcoming Half Marathon Races in Illinois, US 2026-2027

WARRIOR RUSH 5K - 10K - Half Marathon 13.1 (Chi...

Wheaton, IL

Saturday, May 30th, 2026

Featured

Half

10K

5K

View details for race WARRIOR RUSH 5K - 10K - Half Marathon 13.1 (Chicagoland)

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Sullivan Dash & Bash

Sullivan, IL

Saturday, June 13th, 2026

5K

1 Mile

10K

Trail

View details for race Sullivan Dash & Bash

Homegrown Illinois Corn Stars & Stripes Half Ma...

Hoffman Estates, IL

Saturday, June 27th, 2026

Half

10K

5K

View details for race Homegrown Illinois Corn Stars & Stripes Half Marathon, 10K & 5K

2026 Heartland Series - Day 4 (IL)

Fulton, IL

Tuesday, July 14th, 2026

Marathon

Half

10K

View details for race 2026 Heartland Series - Day 4 (IL)

Christmas in July Half Marathon and 5K (Chicago...

Elk Grove Village, IL

Saturday, July 18th, 2026

Half

5K

View details for race Christmas in July Half Marathon and 5K (Chicago area)

Stan's Donut Race

Chicago, IL

Saturday, July 18th, 2026

10K

5K

1 Mile

View details for race Stan's Donut Race

Run Mahomet

Mahomet, IL

Friday, July 31st, 2026

5K

Half

Fast

View details for race Run Mahomet

Heatwave Half Marathon - Greater Chicago

Elk Grove Village, IL

Sunday, August 2nd, 2026

1 Mile

5K

10K

View details for race Heatwave Half Marathon - Greater Chicago

Heatwave Half Marathon - Greater Chicago

Greater Chicago, IL

Sunday, August 2nd, 2026

1 Mile

5K

10K

View details for race Heatwave Half Marathon - Greater Chicago

RAMP River Run – 3K, 5K, & 1/2 Marathon Run

Rockford, IL

Saturday, August 15th, 2026

Half

5K

View details for race RAMP River Run – 3K, 5K, & 1/2 Marathon Run

Naperville Trails Half Marathon & 10K

Wheaton, IL

Saturday, September 5th, 2026

Half

10K

View details for race Naperville Trails Half Marathon & 10K

Run Like a Diva

Chicago , IL

Saturday, September 19th, 2026

5K

Half

View details for race Run Like a Diva

Divas Chicago Half Marathon & 5k

Chicago, IL

Saturday, September 19th, 2026

5K

Half

View details for race Divas Chicago Half Marathon & 5k

St. Jude Walk

Bloomington, IL

Saturday, September 19th, 2026

1 Mile

5K

10K

View details for race St. Jude Walk

Run Like A Diva

Chicago, IL

Saturday, September 19th, 2026

5K

Half

View details for race Run Like A Diva

Stone Bridge Half Marathon and 5k

Roscoe, IL

Saturday, September 26th, 2026

Half

5K

Trail

Fast

View details for race Stone Bridge Half Marathon and 5k

Belleville Main Street Marathon & Half Marathon

Belleville, IL

Saturday, September 26th, 2026

Marathon

Half

Trail

View details for race Belleville Main Street Marathon & Half Marathon

Golden Harvest Half Marathon & 5k/10k - Greater...

Greater Chicago, IL

Sunday, September 27th, 2026

1 Mile

5K

10K

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

Long Grove's Oktoberfest Half Marathon, 10K & 5K

Long Grove, IL

Saturday, October 3rd, 2026

Half

10K

5K

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

Sauk Valley Apple Cider Run

Rock Falls, IL

Saturday, October 10th, 2026

Half

5K

View details for race Sauk Valley Apple Cider Run

Run Stephenson County

Orangeville, IL

Saturday, October 17th, 2026

Half

5K

10K

View details for race Run Stephenson County

Chicago Fall Classic Half Marathon, 10K & Hot C...

Chicago, IL

Saturday, October 17th, 2026

Half

10K

5K

View details for race Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K

Spooky Sprint - Greater Chicago

Shorewood, IL

Sunday, October 25th, 2026

1 Mile

5K

10K

View details for race Spooky Sprint - Greater Chicago

Spooky Sprint - Greater Chicago

Greater Chicago, IL

Sunday, October 25th, 2026

1 Mile

5K

10K

View details for race Spooky Sprint - Greater Chicago

Haunted Halloween Half Marathon & 5km

Chicago, IL

Sunday, October 25th, 2026

Half

5K

Trail

View details for race Haunted Halloween Half Marathon & 5km

Tri-State Warrior Run

Quincy, IL

Sunday, October 25th, 2026

1 Mile

5K

10K

Trail

View details for race Tri-State Warrior Run

Galena River Fall Half Marathon & 8k

Galena, IL

Saturday, October 31st, 2026

Half

Trail

Fast

View details for race Galena River Fall Half Marathon & 8k

Dam Site Run

LeRoy, IL

Sunday, November 1st, 2026

Half

View details for race Dam Site Run

14th Annual Springfield Marathon & Harvest Wind...

New Berlin, IL

Saturday, November 7th, 2026

Marathon

Half

10K

View details for race 14th Annual Springfield Marathon & Harvest Wind Half Marathon & 10K

The Forge Trail Run Festival

Lemont, IL

Saturday, November 14th, 2026

10K

Half

Trail

View details for race The Forge Trail Run Festival

2025 Turkey Trot

Decatur, IL

Saturday, November 21st, 2026

5K

10K

Half

View details for race 2025 Turkey Trot

Turkey Trails - Greater Chicago

Shorewood, IL

Saturday, November 28th, 2026

1 Mile

5K

10K

View details for race Turkey Trails - Greater Chicago

Turkey Trails - Greater Chicago

Greater Chicago, IL

Saturday, November 28th, 2026

1 Mile

5K

10K

View details for race Turkey Trails - Greater Chicago

Schaumburg Turkey Trot Half Marathon & 5K

Elk Grove Village, IL

Saturday, November 28th, 2026

5K

Half

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

18th Annual F^3 Lake Half Marathon & 5k

Chicago, IL

Saturday, January 30th, 2027

Half

5K

View details for race 18th Annual F^3 Lake Half Marathon & 5k

Muddy Shamrock @ The Forge

Lemont, IL

Saturday, March 13th, 2027

Half

10K

Trail

View details for race Muddy Shamrock @ The Forge

2027 Naperville Women's Half Marathon and 5K

Naperville, IL

Sunday, April 18th, 2027

5K

Half

View details for race 2027 Naperville Women's Half Marathon and 5K

Upcoming Half Marathon Races In Illinois, US