Glen Carbon close

Triathlon Calendar near Glen Carbon 2025-2026

Explore the top triathlons near Glen Carbon for 2025-2026! We've gathered 47 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
16
Saturday

Feed My Sheep Ministry

5 km
Aug
17
Sunday

I Love Forest Park 5K

5 km
Aug
22-24
Fr - Su

St. Paul Strassenlauf

Aug
23
Saturday

O'Town Hustle Triathlon

Triathlon
Aug
23
Saturday

EducationPlus Family Fun Walk/Run

5 km
Aug
24
Sunday

Summer Sizzler - St. Louis

5 km 10 km 15 km
Aug
30
Saturday

Corps of Discovery Trail Races

Trail Run 5 mi 8 mi 13 mi
Aug
30
Saturday

The Labor Day Slay

Trail Run 5 km 10 km 13 mi
September 2025
Sep
1
Monday

JJK5K

5 km
Sep
6
Saturday

Northside Trap Run

5 km
Sep
6
Saturday

CiderMan Triathlon

Triathlon
Sep
6
Saturday

Legacy of Patriots Miles of Memories 5k

5 km
Sep
13
Saturday

Holy Trinity Catholic Church Titan Trot 5K

5 km
Sep
14
Sunday

Dogtown Doggy Dash

5 km
Sep
14
Sunday

Walter's Walk 5K

5 km
Sep
20
Saturday

Alton Miles for Meso 5K Race

3 km 5 km
Sep
20
Saturday

Light The Darkness 5K

5 km
Sep
27
Saturday

Belleville Main Street Marathon

21 km 42 km
Sep
28
Sunday

Saint Charles Oktoberfest

5 km 10 km
October 2025
Oct
4
Saturday

Southern Illinois Dyslexia Center Collinsville 5K Fun Run

5 km
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series