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Trail Running Calendar near San Francisco 2025-2026

Explore the top trail runs near San Francisco for 2025-2026! We've gathered 48 exciting races in the area. Check out our detailed list below to find your next local race.

October 2025
Oct
25
Saturday

Haunted Hills 10K Redwood City

Trail Run 5 km 10 km
Oct
25
Saturday

Oakland Hills Trail Run

Trail Run 10 km Half Marathon 35 km
Oct
25
Saturday

Matt Yeo Memorial Aggie XC Open

Trail Run 4 mi
November 2025
Nov
1
Saturday

Golden Gate Park XC Open

Trail Run 5 km
Nov
2
Sunday

Oakland Tech 5km Fundraiser Race

Trail Run 5 km
Nov
8
Saturday

Lake Chabot Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
Nov
8
Saturday

Mt. Tam Trail Run

Trail Run 10 km Half Marathon 30 km 50 km
Nov
8
Saturday

Mermaid Trail Run - Woodside

Trail Run 3 mi 6 mi ... Half Marathon 6 hr
Nov
22-23
Sa - Su

Golden Gate Trail Classic

Trail Run 15 km 25 km 50 km 50 mi
Nov
29
Saturday

Quad Dipsea

Trail Run
Nov
29
Saturday

Quarry Turkey Half Marathon

Trail Run 5 km 10 km Half Marathon
December 2025
Dec
5-8
Fr - Mo

The Krampus Cross Country

Trail Run 5 km 10 km 9 mi
Dec
6
Saturday

Zombierunner Quarry Lakes

Trail Run 5 km 10 km ... 30 km Marathon
Dec
6
Saturday

Inside Trail - Peacock Gap Trail Run

Trail Run 10 km Half Marathon 30 km
Dec
7
Sunday

Hunter S. Thompson Fear & Loathing

Trail Run 50 km 50 mi
Dec
13
Saturday

Hark the Herald Half Marathon

Trail Run 10 km Half Marathon
Dec
20
Saturday

Woodside Ramble

Trail Run 10 km Half Marathon 35 km 50 km
Dec
27
Saturday

Brazen New Year's Eve

Trail Run 5 km 10 km Half Marathon
January 2026
Jan
1
Thursday

Brazen New Year's Day

Trail Run 5 km 10 km Half Marathon
Jan
18
Sunday

Crystal Springs (Winter) Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
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