10K races in California, United States — 2026 running calendar

20th Annual Freedom Run on the Ranch - A Run for Joy to benefit NEGU

Ladera Ranch, California, United States

04 Jul, 2026 (Sat)

$15.00 - $60.00

Running

1.3K 5K 10K

Red, White, and Run – 5K, 10K, and Half Marathon

Long Beach, California, United States

05 Jul, 2026 (Sun)

$29.50 - $45.00

Running

5K 10K Half-Marathon

Give Back Lead Forward Global Run/Walk/Bike 2026

Mountain View, California, United States

07 Jul, 2026 (Tue) – 08 Aug, 2026

$37.99 - $259.99

Running, Walking

5K 10K 15K 8K +3

Coveathlon #1

Newport Beach, California, United States

09 Jul, 2026 (Thu)

$45.00 - $100.00

Swimrun, Swimming, Running

6K 1K 5K 10K +1

Endless Summer in the LBC 5K, 10K, & Half Marathon by Califlow Runs

Long Beach, California, United States

11 Jul, 2026 (Sat)

$45.99 - $52.99

Running

5K 10K Half-Marathon

Beer City Half™ Alameda

Alameda, California, United States

11 Jul, 2026 (Sat)

$55.00 - $97.50

Running

Half-Marathon 10K 5K

San Lorenzo River Trail Run

Santa Cruz, California, United States

11 Jul, 2026 (Sat)

Free - $90.00

Trail running, Running

10.1K Half-Marathon 30K Marathon +3

Summer Luau Run 5K & 10k

Los Angeles, California, United States

11 Jul, 2026 (Sat)

$45.00 - $55.00

Running

5K 10K

LBC Summer Breeze – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

12 Jul, 2026 (Sun)

$24.50 - $38.50

Running

5K 10K 15K Half-Marathon

CaliFlow Poker Run: High Stakes & Happy Tails 5K. 10K. 1 Miler

Long Beach, California, United States

12 Jul, 2026 (Sun)

$38.99 - $52.99

Running

5K 1.6K 10K

Coveathlon #2

Newport Beach, California, United States

16 Jul, 2026 (Thu)

$45.00 - $100.00

Swimrun, Swimming, Running

6K 1K 5K 10K +1

Davis Moonlight Run

Davis, California, United States

18 Jul, 2026 (Sat)

$38.00 - $65.00

Running

5K 10K Half-Marathon 2K +1