Upcoming Half Marathon Races Near Gillespie, IL

Creve Coeur St. Paddy's Half Marathon, 10K & 5K...

Maryland Heights, MO

Saturday, March 14th, 2026

Featured

Half

10K

5K

View details for race Creve Coeur St. Paddy's Half Marathon, 10K & 5K Run/Walk

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Time to Paddy 5k/10k & Lucky 13.1 - St Louis

St Peters, MO

Sunday, March 22nd, 2026

5K

10K

Half

View details for race Time to Paddy 5k/10k & Lucky 13.1 - St Louis

Time to Paddy 5k/10k & Lucky 13.1 - St Louis

St Louis, MO

Sunday, March 22nd, 2026

5K

10K

Half

View details for race Time to Paddy 5k/10k & Lucky 13.1 - St Louis

Greater St. Louis Marathon

St. Louis, MO

Saturday, April 11th, 2026

Marathon

Half

1 Mile

View details for race Greater St. Louis Marathon

Lincoln Presidential Half Marathon

Springfield, IL

Saturday, April 11th, 2026

Half

View details for race Lincoln Presidential Half Marathon

Students on the GO!

Saint Louis, MO

Saturday, April 11th, 2026

Half

View details for race Students on the GO!

DoNot Stop Half Marathon (5k/10k) - St. Louis

Maryland Heights, MO

Saturday, April 18th, 2026

5K

10K

1 Mile

View details for race DoNot Stop Half Marathon (5k/10k) - St. Louis

Hometown Half Marathon & 5k/10k - St Louis

St. Louis, MO

Saturday, May 16th, 2026

5K

10K

Half

View details for race Hometown Half Marathon & 5k/10k - St Louis

Love to Run St. Charles 5k | 10k | Half Marathon

Saint Charles, MO

Saturday, June 13th, 2026

5K

10K

Half

Trail

Fast

View details for race Love to Run St. Charles 5k | 10k | Half Marathon

Heatwave Half Marathon - St. Louis

St. Louis, MO

Saturday, August 1st, 2026

1 Mile

5K

10K

View details for race Heatwave Half Marathon - St. Louis

Corps of Discovery Trail Races

Saint Charles, MO

Saturday, August 29th, 2026

Code:FTR10

Half

Trail

View details for race Corps of Discovery Trail Races

The Labor Day Slay

St Louis, MO

Saturday, August 29th, 2026

5K

10K

Half

View details for race The Labor Day Slay

Golden Harvest Half Marathon & 5k/10k - St. Louis

St. Louis, MO

Saturday, September 26th, 2026

5K

10K

Half

View details for race Golden Harvest Half Marathon & 5k/10k - St. Louis

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

The Great GO! St. Louis Halloween Race

St. Louis, MO

Saturday, October 24th, 2026

Half

10K

5K

View details for race The Great GO! St. Louis Halloween Race

Spooky Sprint- St. Louis

St. Louis, MO

Saturday, October 24th, 2026

1 Mile

5K

10K

View details for race Spooky Sprint- St. Louis

Saint Louis Half Marathon and 5K

Saint Louis, MO

Sunday, November 8th, 2026

Half

5K

View details for race Saint Louis Half Marathon and 5K

MO' Cowbell Marathon/Half-Marathon/10K/5K

Saint Charles, MO

Sunday, November 8th, 2026

10K

5K

Marathon

Fast

View details for race MO' Cowbell Marathon/Half-Marathon/10K/5K

Turkey Trails - St. Louis

St. Louis, MO

Saturday, November 28th, 2026

1 Mile

5K

10K

View details for race Turkey Trails - St. Louis

Explore more in Gillespie, IL

Distances:

5K 10K Half Marathon Marathon

Months:

March April May

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Illinois races

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