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Triathlon Calendar near Belmont Shore 2025-2026

Explore the top triathlons near Belmont Shore for 2025-2026! We've gathered 186 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
21-22
Sa - Su

SoCal Deka Fit

Obstacle Run 5 km
Mar
21
Saturday

With Hope 5K

5 km
Mar
28-29
Sa - Su

Long Beach Half Marathon

5 km 10 km Half Marathon
Mar
28
Saturday

Run Seal Beach

5 km 10 km
April 2026
Apr
4
Saturday

Billy Goat Mountain Climb

Trail Run 10 km 13 mi 17 mi
Apr
4
Saturday

Hoppy Easter Half Marathon - Los Angeles

Trail Run 5 km 10 km 15 km Half Marathon
Apr
18
Saturday

Run for the Planet – Half Marathon

5 km 10 km Half Marathon
Apr
25
Saturday

Covina Fun Run

5 km
May 2026
May
2-3
Sa - Su

The Hoag OC Marathon

5 km Half Marathon Marathon
May
2
Saturday

SoCal's Cinco De Miles 5 Mile

5 km 5 mi
May
2-3
Sa - Su

Finish The Run Griffith Park

5 km 10 km ... 50 mi 100 km
May
17
Sunday

Venice Beach Half Marathon

3 mi 13 mi
May
31
Sunday

Long Beach Classic Half Marathon

5 km Half Marathon
June 2026
Jun
6
Saturday

Wrigley River Run

5 km 10 km 10 mi 13 mi
Jun
13
Saturday

Phoenix Rising Half Marathon - Los Angeles

Trail Run 5 km 10 km 15 km Half Marathon
July 2026
Jul
4
Saturday

IRVINE 4th of July-Red, White, & Blue 5k

5 km 6 mi
Jul
4
Saturday

Palisades Will Rogers 5K Run

5 km
Jul
18
Saturday

Hot to Trot Half Marathon - Los Angeles

Trail Run 5 km 10 km 15 km Half Marathon
Jul
18
Saturday

Harding Hustle

Trail Run 15 km 30 km 50 km
August 2026
Aug
9
Sunday

Hermosa Beach Triathlon

Triathlon
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