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Marathon Calendar near Los Alamitos 2026-2027

Monthly updates for Los Alamitos

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Explore the top marathons near Los Alamitos for 2026-2027! We've gathered 10 exciting races in the area. Check out our detailed list below to find your next local race.

February 2026
Feb
1
Su

Surf City Marathon

5 km Half Marathon Marathon
Feb
28
Sa

SOCAL River Marathon

5 km 10 km Half Marathon Marathon
March 2026
Mar
8
Su

Los Angeles Marathon

Marathon
Mar
28
Sa

Griffith Park Trail Marathon

Trail Run 10 km Half Marathon ... Marathon 50 km
April 2026
Apr
17-18
Fr - Sa

Run4Kids Ultra Running Party

Backyard Ultra 13 mi 26 mi ... 100 mi 24 hr
May 2026
May
2-3
Sa - Su

OC Marathon

5 km Half Marathon Marathon
May
16
Sa

O'Neill Park Trail Races

Trail Run 10 km Half Marathon ... Marathon 50 km
June 2026
Jun
7
Su

Griffith Park Trail Marathon Relay & 8K

Trail Run 8 km Marathon
October 2026
Oct
10-11
Sa - Su

Long Beach Marathon

5 km Half Marathon Marathon
November 2026
Nov
7
Sa

Saddleback Marathon

Trail Run 10 km Half Marathon 25 km Marathon