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Half Marathon calendar near San Jose 2025-2026

Explore the top half marathons near San Jose for 2025-2026! We've gathered 44 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
23
Saturday

Inside Trail - Santa Cruz Trail Run

Trail Run 10 km 13 mi 30 km
Aug
31
Sunday

Crystal Springs Trail Run

Trail Run 8 km 13 mi ... 26 mi 50 km
September 2025
Sep
6
Saturday

Stevens Creek Striders Reservoir Run

Trail Run 2 mi 11 km 13 mi
Sep
13
Saturday

South Hills Single Track Trail Run - Summer

Trail Run 5 km 10 km ... 26 mi 50 km
Sep
20
Saturday

Rocky Ridge Trail Half Marathon

Trail Run 5 km 10 km 13 mi
Sep
27
Saturday

Spartan Trail - San Jose Trail Challenge

Trail Run 10 km 21 km 50 km
October 2025
Oct
4-5
Sa - Su

Rock 'n' Roll San Jose

5 km 10 km 13 mi
Oct
11
Saturday

Santa Cruz Westside Half Marathon

5 km 10 km 13 mi
Oct
11
Saturday

Mt. Umunhum Trail Conquest-Fall

Trail Run 5 km 7 mi ... 26 mi 50 km
November 2025
Nov
1
Saturday

Zombierunner Halloween

Trail Run 5 km 10 km 13 mi 26 mi
Nov
1
Saturday

Almaden Hills Trail Run - Fall

Trail Run 5 km 10 km ... 26 mi 50 km
Nov
8
Saturday

Lake Chabot Trail Run

Trail Run 8 km 13 mi ... 26 mi 50 km
Nov
8
Saturday

Rancho Hills Trail Run - Fall

Trail Run 5 km 10 km ... 26 mi 50 km
Nov
27
Thursday

Zoom Turkey Trot

Trail Run 5 km 10 km 13 mi
Nov
29
Saturday

Quarry Turkey Half Marathon

Trail Run 5 km 10 km 13 mi
December 2025
Dec
6
Saturday

Zombierunner Quarry Lakes

Trail Run 5 km 10 km ... 30 km 26 mi
Dec
6
Saturday

Calero Trail Run - Winter

Trail Run 5 km 10 km ... 26 mi 50 km
Dec
13
Saturday

Summit Rock Half Marathon

Trail Run 5 km 10 km 13 mi
Dec
27
Saturday

Brazen Almost New Year's Eve

5 km 10 km 13 mi
Dec
27
Saturday

Brazen New Year's Eve

Trail Run 5 km 10 km 13 mi
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