California Running Races

1,226 upcoming races across California in the next 12 months, from local 5Ks to marathons and ultras. Updated nightly. Want filters, maps, and radius search? Open California in the Race Finder.

By distance: Marathons · Half Marathons · 5K Races · 10K Races · Ultras

By city: San Diego · Long Beach · Los Angeles · Sacramento · San Francisco · Fresno · Bakersfield · San Jose · Huntington Beach · Granite Bay · Escondido · Irvine · Auburn · Clovis · Canoga Park · Coronado · Oakland · Ventura · Castro Valley · Temecula · Alameda · Fremont

Racing in California: what the calendar looks like

There are 1,226 races on the California calendar over the next 12 months, which works out to roughly 24 per week. Among complete calendar months, November 2026 has the most listed races (312); September 2027 has the fewest (19). The busiest places to race are San Diego (94), Los Angeles (73), Long Beach (66).

Of those, 863 offer a 5K, 528 offer a 10K and 420 offer a Half Marathon. The next marathon is Trail Run at Sly Park - Fall on October 24 in Pollock Pines. The next half marathon is Acorn Creek Trail Run on October 24.

By race count California ranks 3rd of 51 states and DC.

Races by month

Going deep on one race

California International Marathon: the complete guide

The course mile by mile, where to stay near the start, the expo, where to watch, and the whole race weekend planned out.

California International Marathon: fly the course in 3D

Fly the full course in 3D over real buildings, bridges and terrain, with the elevation profile, every named climb, and typical race day weather.

Los Angeles Marathon: the complete guide

The course mile by mile, where to stay near the start, the expo, where to watch, and the whole race weekend planned out.

Los Angeles Marathon: fly the course in 3D

Fly the full course in 3D over real buildings, bridges and terrain, with the elevation profile, every named climb, and typical race day weather.

San Francisco Marathon: the complete guide

The course mile by mile, where to stay near the start, the expo, where to watch, and the whole race weekend planned out.

San Francisco Marathon: fly the course in 3D

Fly the full course in 3D over real buildings, bridges and terrain, with the elevation profile, every named climb, and typical race day weather.

Big Sur International Marathon: the complete guide

The course mile by mile, where to stay near the start, the expo, where to watch, and the whole race weekend planned out.

Big Sur International Marathon: fly the course in 3D

Fly the full course in 3D over real buildings, bridges and terrain, with the elevation profile, every named climb, and typical race day weather.

Rock 'n' Roll San Diego Marathon: the complete guide

The course mile by mile, where to stay near the start, the expo, where to watch, and the whole race weekend planned out.

Rock 'n' Roll San Diego Marathon: fly the course in 3D

Fly the full course in 3D over real buildings, bridges and terrain, with the elevation profile, every named climb, and typical race day weather.

October 2026

November 2026

December 2026

January 2027

February 2027

March 2027

April 2027

May 2027

June 2027

July 2027

August 2027

September 2027

October 2027

Planning a race

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