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Half Marathon Calendar near Costa Mesa 2025-2026

Explore the top half marathons near Costa Mesa for 2025-2026! We've gathered 53 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
23
Saturday

One Love Unified Hearts

5 km 10 km 10 mi 13 mi
Aug
30
Saturday

Summer Day Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
Aug
31
Sunday

Beach Day Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
September 2025
Sep
1
Monday

Labor Day Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
Sep
4-7
Th - Su

Disneyland Halloween Half Marathon Weekend

5 km 10 km 13 mi
Sep
27
Saturday

Hot Pursuit Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
October 2025
Oct
4-5
Sa - Su

Long Beach Marathon

5 km 13 mi 26 mi
Oct
11
Saturday

Night of the Living Runners Half Marathon

5 km 10 km 10 mi 13 mi
Oct
18
Saturday

Spooktacular Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
Oct
19
Sunday

Ghostly Gallup Half Marathon

5 km 10 km 10 mi 13 mi
Oct
25
Saturday

Monster Dash Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
Oct
25
Saturday

Caspers Trail Races

Trail Run 10 km 13 mi ... 26 mi 50 km
Oct
26
Sunday

Halloween Havoc Half Marathon - Fountain Valley, CA

5 km 10 km 13 mi
Oct
26
Sunday

Trick or Trot Half Marathon

5 km 10 km 13 mi
Oct
26
Sunday

Monster Dash Half Marathon - Anaheim

5 km 10 km 15 km 13 mi
November 2025
Nov
1
Saturday

Beer City Half Marathon

5 km 10 km 13 mi
Nov
8
Saturday

Donut Runners Rejoice Half Marathon

5 km 10 km 10 mi 13 mi
Nov
16
Sunday

Gobble Wobble Half Marathon

5 km 10 km 10 mi 13 mi
December 2025
Dec
13
Saturday

Merry Miles Half Marathon

5 km 10 km 13 mi
Dec
14
Sunday

Santa's Toy Trot Half Marathon

5 km 10 km 10 mi 13 mi
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