California · 10K

10K Races in California

Every upcoming 10K in California, all 380 of them, sorted by date. Dates, entry fees, finish-time stats from past results, and start-line maps.

380 upcoming 10K races · 122 with finish-time stats

5K 603Half Marathon 276Marathon 25Ultra 24
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By the numbers

The Biggest and Longest-Running

The California races that stand out on the numbers: the biggest field, and the longest unbroken run of editions.

Largest field4,760 finishersLa Jolla Half Marathon, 10K, & 5Kin the Half MarathonLongest-running49th year49th Annual Manhattan Beach 10Kannual tradition

10K Races by City

Long Beach 59Los Angeles 39San Diego 37Sacramento 30San Francisco 25Huntington Beach 9Fresno 7San Jose 6Bakersfield 6San Mateo 6Fremont 5Canoga Park 5Roseville 4Fort Bragg 3Sunnyvale 3Gilroy 3Stockton 3Alameda 3Valencia 3Anaheim 3Felton 2Lake View Terrace 2La Canada 2Los Gatos 2

Soonest 10K Races in California

380 total
Sat, Aug 1, 2026Summer Breeze San Leandro, CA5K10KHalf MarathonFrom $73Details Sat, Aug 1, 2026Green Valley Lake 5k/10k/& Half Marathon Green Valley Lake, CA5K10KHalf MarathonFrom $41Details Sat, Aug 1, 2026Pride of the Valley 5K & 10K Baldwin Park, CA5K10K880 YardsFrom $30Details Sat, Aug 1, 2026Dog Days of Summer - 5K, 10K, 10M, and Half Marathon Long Beach, CA5K10K10 MilesHalf MarathonFrom $15Details Sat, Aug 1, 2026Tiki Time Run: Paradise Run 5K, 10K, & Half Marathon Long Beach, CA5K10KHalf MarathonFrom $46Details Sun, Aug 2, 2026Run LA 10 Miler Los Angeles, CA10 Miles10K5KFrom $50Details Sat, Aug 8, 2026Noyo Headlands Race Fort Bragg, CAHalf Marathon10K5K0.5 MilesFrom $50Details Sat, Aug 8, 2026Run Through the Pines Crestline, CA5K10KFrom $50Details Sat, Aug 8, 2026Margaritaville Run San Diego Gaslamp 10K & 5K San Diego, CA5K10KFrom $64Details Sun, Aug 9, 2026Howl at the Moon - 5K, 10K, 10M, and Half Marathon Long Beach, CA5K10K15KHalf MarathonFrom $45Details Sun, Aug 9, 2026Sundae Funday - Ice Cream Run 5K, 10K, and Half Marathon Long Beach, CA5K10KHalf MarathonFrom $46Details Sun, Aug 9, 2026Strides in Recovery Community Event Long Beach, CA5K10K10 MilesHalf MarathonFreeRegister

How we calculate these stats: RunSesh calculates these figures from the most recent published results of past editions, sourced from RunSignup. We show aggregates only: field size, winning and median times, and the cutoff. We never publish individual finisher tables. Last updated Jul 27, 2026.

Common Questions About Running a 10K in California

Which California cities have the most 10K races?

Long Beach (59), Los Angeles (39), San Diego (37), Sacramento (30) lead the state for 10K races. Those give you the most dates to choose from if your schedule is tight.

When are most 10K races held in California?

November is the busiest month for 10K races in California, with 64 of the 380, followed by September with 59. If you are flexible on the date, that is the quickest way to narrow things down.

How much do California 10K races cost?

Entry fees for 10K races here run from free to about $80, depending on the event and how early you register.

How early should I register for a 10K in California?

181 of the 380 10K races in California already have a price increase scheduled, so entry gets more expensive the longer you leave it. Race pricing almost always steps up as the date approaches, and signing up early is usually the cheapest option.

Are California 10K races beginner-friendly?

Yes, for the most part. Across the 113 10K races in California with published results, the typical median finish is around 1:06:13, which means half of every one of those fields came in slower than that. Recreational runners and walk-runners are the bulk of these fields, not the exception.

Are there trail 10K races in California?

Yes, 37 races around California get you off the pavement: 18 are trail races, and 19 mix road and trail. Surfaces are not always published, so it is worth checking a specific race before you register.