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Running calendar near Brea 2025-2026

Explore the top running races near Brea for 2025-2026! We've gathered 123 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
1
Saturday

Beer City Half Marathon

5 km 10 km 13 mi
Nov
2
Sunday

Cal Tri Newport Dunes

Triathlon
Nov
8
Saturday

Fall Classic Triathlon

Triathlon
Nov
22
Saturday

DoggieRun 5K

4 km 5 km
Nov
27
Thursday

Irvine/Orange County Turkey Trot 5K

5 km
Nov
27
Thursday

Plymouth Rock n Run

5 km 10 km
Nov
27
Thursday

LA Turkey Trail

5 km 10 km 13 mi
December 2025
Dec
6
Saturday

Into The Wild Fremont Canyon

Trail Run 28 km
Dec
6
Saturday

Santa Claus For A Cause 10K

5 km 10 km
Dec
13
Saturday

Crystal Cove Trail Run

Trail Run 6 km 15 km
Dec
28
Sunday

Run In The New Year Half Marathon

5 km 10 km 13 mi
March 2026
Mar
1
Sunday

Screenland 5K

5 km
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