Lake Forest close

Marathon Calendar near Lake Forest 2026-2027

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Explore the top marathons near Lake Forest for 2026-2027! We've gathered 6 exciting races in the area. Check out our detailed list below to find your next local race.

October 2026
Oct
31
Sa

Caspers Trail Races

Trail Run 10 km Half Marathon ... Marathon 50 km
November 2026
Nov
7
Sa

Saddleback Marathon

Trail Run 10 km Half Marathon 25 km 26 mi
February 2027
Feb
7
Su

Surf City Marathon

5 km 13 mi 26 mi
Feb
27
Sa

SOCAL River Marathon

3 mi 6 mi 13 mi 26 mi
May 2027
May
1-2
Sa - Su

OC Marathon

Road Race 5 km 13 mi 26 mi
Monthly updates for Lake Forest

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May
15
Sa

O'Neill Park Trail Races

Trail Run 7 mi 13 mi ... 26 mi 50 km
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