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Marathon Calendar near Twin Lakes 2025-2026

Monthly updates for Twin Lakes

Get new running races (and updates) in your inbox every month.

Explore the top marathons near Twin Lakes for 2025-2026! We've gathered 6 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
3
Sa

Hacienda Hills Trail Run - Winter

Trail Run 5 km 10 km ... Marathon 50 km
February 2026
Feb
7
Sa

Mt. Umunhum Trail Conquest - Winter

Trail Run 5 km 7 mi ... Marathon 50 km
April 2026
Apr
18
Sa

Horseshoe Lake Trail Run

Trail Run 5 mi Half Marathon ... Marathon 50 km
Apr
26
Su

Big sur International Marathon

5 km 12 km ... 21 mi Marathon
July 2026
Jul
11
Sa

San Lorenzo River Trail Run

Trail Run 10 km Half Marathon ... Marathon 50 km
October 2026
Oct
25
Su

Santa Cruz Marathon

5 km Half Marathon Marathon