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Half Marathons Found In San Francisco, California

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Half Marathons in & near San Francisco, California 2025 - 2026

The most comprehensive list of Half Marathons in and near San Francisco, California in 2025 - 2026. Find your perfect race!

Race Calendar: Half Marathons Found In San Francisco, California

๐Ÿš€Boosted

Together Against Breast Cancer 5K/10K/13.1 SAN FRANCISCO

San Francisco, California
01 Feb 25
$32.80 - $52.94
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Valentines Live, Love, RUN 5K/10K/13.1 SAN FRANCISCO

San Francisco, California
15 Feb 25
$32.80 - $52.94
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Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California
01 Mar 25
$32.80 - $52.94
๐Ÿš€Boosted

St. Paddy's Day Lucky Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California
15 Mar 25
$32.80 - $52.94

The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)

Castro Valley, California
27 Jun 25 - 30 Jun 25
$32.80 - $69.90

San Lorenzo River Trail Run

Santa Cruz, California
12 Jul 25
Free - $85.80

Redwood (Summer) Trail Run

Oakland, California
16 Aug 25
Free - $85.80

Beer City Half SLAM

Fremont, California
16 Aug 25
$27.50 - $101.70

SPASM Crystal Springs Trail Run

Woodside, California
31 Aug 25
Free - $85.80

Diablo Trail Run

Clayton, California
07 Sep 25
Free - $85.80

Rocky Ridge 2025

San Ramon, California
20 Sep 25

Peace Officer Memorial Run

Modesto, California
05 Oct 25
Free - $96.40

2025 Humboldt Redwoods Marathon, Half Marathon, 5K

Weott, California
12 Oct 25
$43.65 - $107.25

Diablo Summit Stomp 2025

Walnut Creek, California
18 Oct 25

IPA 10K Brewfest Beer Mile Invitational

Sebastopol, California
01 Nov 25
Free - $149.40

ZombieRunner Halloween

San Jose, California
01 Nov 25
Free - $80.50

Lake Chabot Trail Run

Castro Valley, California
08 Nov 25
Free - $85.80

Zoom Turkey Trot

San Jose, California
27 Nov 25
Free - $69.90

ZombieRunner Quarry Lakes

Fremont, California
06 Dec 25
Free - $80.50

Brazen New Year's Day 2026

Castro Valley, California
01 Jan 26
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