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Trail Running Calendar near Downtown San Jose 2025-2026

Explore the top trail runs near Downtown San Jose for 2025-2026! We've gathered 22 exciting races in the area. Check out our detailed list below to find your next local race.

February 2025
Feb
1
Saturday

Mt. Umunhum Trail Conquest - Winter

Trail Run 5 km 7 mi ... 26 mi 50 km
Feb
8
Saturday

Giro Di Fremont

Trail Run 60 km
Feb
15
Saturday

Redtail Ridge

Trail Run 10 km 13 mi 30 km 50 km
March 2025
Mar
1
Saturday

Sanborn Trail Challenge

Trail Run 4 mi 8 mi 13 mi
Mar
8
Saturday

Race to the Top of Mt. Umunhum

Trail Run 13 mi
Mar
22
Saturday

South Hills Single Track Trail Run - Spring

Trail Run 5 km 10 km ... 26 mi 50 km
Mar
23
Sunday

Horseshoe Lake Half Marathon

Trail Run 13 mi
Mar
29
Saturday

Terrible, Horrible, No Good, Very Bad Day 50K

Trail Run 10 mi 30 km 50 km
Mar
29
Saturday

Western Pacific

Trail Run 5 km 10 km 13 mi
April 2025
Apr
5
Saturday

Santa Teresa King Richard Annual Trail Run

Trail Run 5 km 10 km 10 mi 13 mi
Apr
12
Saturday

Lake Chabot Trail Run

Trail Run 8 km 13 mi ... 26 mi 50 km
Apr
12
Saturday

Woodside Crossover

Trail Run 50 km
Apr
19
Saturday

Sierra Azul Trail Challenge

Trail Run 5 km 7 mi ... 26 mi 50 km
Apr
19
Saturday

Badger Cove Half Marathon

Trail Run 5 km 10 km 13 mi
Apr
20
Sunday

Horseshoe Lake Trail Run

Trail Run 5 mi 13 mi ... 26 mi 50 km
Apr
26
Saturday

No Foolin' Foot Race

Trail Run 5 km 10 km
May 2025
May
3
Saturday

Hacienda Hills Trail Run - Spring

Trail Run 5 km 10 km ... 26 mi 50 km
May
10
Saturday

Quicksilver Endurance Runs

Trail Run 50 km 100 km
May
17
Saturday

13 Mile Trail Race Top Down

Trail Run 13 mi
May
17
Saturday

Trailquake

Trail Run 5 km 10 km 13 mi
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