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Half Marathon Calendar near Redwood City 2025-2026

Explore the top half marathons near Redwood City for 2025-2026! We've gathered 68 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
8
Saturday

Lake Chabot Trail Run

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

Mermaid Trail Run - Woodside

Trail Run 3 mi 6 mi ... 13 mi 6 hr
Nov
15
Saturday

The Best Races - San Francisco

5 km 10 km 13 mi
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
Nov
29
Saturday

The Best Races - San Francisco

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
13
Saturday

The Best Races - San Francisco

5 km 10 km 13 mi
Dec
20
Saturday

Inside Trail - Woodside Ramble

Trail Run 10 km 13 mi 35 km 50 km
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
Dec
27
Saturday

The Best Races - San Francisco

5 km 10 km 13 mi
January 2026
Jan
1
Thursday

Brazen New Year's Day

Trail Run 5 km 10 km 13 mi
Jan
3
Saturday

Hacienda Hills Trail Run - Winter

Trail Run 5 km 10 km ... 26 mi 50 km
Jan
17
Saturday

The Best Races - San Francisco

5 km 10 km 13 mi
Jan
31
Saturday

Coyote Hills Run

Trail Run 5 km 10 km 13 mi
February 2026
Feb
7
Saturday

Mt. Umunhum Trail Conquest - Winter

Trail Run 5 km 7 mi ... 26 mi 50 km
Feb
14
Saturday

Bay Breeze - San Leandro

Trail Run 5 km 10 km 13 mi
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