5K races in California, United States — 2026 running calendar

San Diego Beach & Bay Half Marathon

San Diego, California, United States

Apr 10, 2027 (Sat)

Free - $109.00

Running

Half-Marathon 10K 5.1K 5K +1

Run for Bagels 5K/10K/13.1 Sacramento

Sacramento, California, United States

Apr 10, 2027 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Run for Bagels 5K/10K/13.1 San Francisco

San Francisco, California, United States

Apr 10, 2027 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Morgan Hill AAUW Wildflower Run

Morgan Hill, California, United States

Apr 11, 2027 (Sun)

$31.00 - $55.00

Running, Walking

10K 5K 2K +2

Cal Tri Lake Perris - 4.11.27

Perris, California, United States

Apr 11, 2027 (Sun)

Free - $500.00

Triathlon, Aquabike, Swimrun, Swimming, Running, Duathlon

Sprint Triathlon Olympic Triathlon Youth Sprint Triathlon Sprint RunBikeRun (5km run, 15km bike, 5km run) +15

Badger Cove

Livermore, California, United States

Apr 17, 2027 (Sat)

$35.00 - $90.00

Running

Half-Marathon 10K 5K

5K for Fragile X

San Dimas, California, United States

Apr 17, 2027 (Sat)

$25.00

Running

5K

Nelson Family Vineyards Wine Run 5k

Ukiah, California, United States

Apr 17, 2027 (Sat)

$30.00

Running

5K

Super Bulldog Jog 5K Run/Walk

Los Angeles, California, United States

Apr 17, 2027 (Sat)

Running

5K

Mountains 2 Beach Marathon and Half

Ventura, California, United States

Apr 17, 2027 (Sat) – Apr 18, 2027

$25.99 - $139.99

Running

5K 47.2K 26.1K 15K +4

Run for the Planet -An Earth Day Run by CaliFlow Runs - 5K, 10K, Half Marathon

Long Beach, California, United States

Apr 17, 2027 (Sat)

$25.00 - $48.99

Running

5K 10K Half-Marathon 1.6K

Clovis Rodeo 5K

Clovis, California, United States

Apr 17, 2027 (Sat)

$50.00 - $55.00

Running

5K 3.2K