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Triathlon Calendar near St. Charles 2025-2026

Explore the top triathlons near St. Charles for 2025-2026! We've gathered 44 exciting races in the area. Check out our detailed list below to find your next local race.

March 2025
Mar
15
Saturday

Muddy Shamrock @ The Forge

Trail Run 6 mi 13 mi
Mar
15
Saturday

Shamrock Beer Run & BrewFest Chicago

5 km
Mar
15
Saturday

Shorewood Shuffle

5 km
Mar
15
Saturday

Run Sob Run

5 km
Mar
15
Saturday

Lucky Dog 5K - Rolling Meadows

5 km
Mar
15
Saturday

Dublindee Kilted 5K Race

5 km
Mar
15
Saturday

McHenry Kiwanis Club Shamrock Shuffle

5 km
Mar
15
Saturday

St. Patrick's Day Run - Hampshire

5 km
Mar
16
Sunday

Deer Park St. Paddy's 10K Run/Walk

5 km 10 km
Mar
16
Sunday

March Madness Half Marathon

13 mi
Mar
29
Saturday

We are the Shield

5 km
Mar
29
Saturday

CORE Indoor Sprint Triathlon

Triathlon
April 2025
Apr
5
Saturday

5K For CATCH

5 km
Apr
5
Saturday

Plainfield American Legion 5K Charity Run

5 km
Apr
6
Sunday

Good Life Race

5 km
Apr - Sep
12-6
Sa - Sa

Spring Chance BQ.2 Marathon

26 mi
Apr
12
Saturday

Donot Stop Half Marathon - Chicago

5 km 10 km 13 mi
Apr
13
Sunday

I Raced The Law

5 km
Apr
13
Sunday

Run for the Dogs - Glenview

5 km
Apr
19
Saturday

Chicken Run

5 km 10 km
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