5K Races in California
As of October 6, 2026, Crewable lists 144 upcoming 5K races in California from October 2026 to July 2027. The next is 15th Annual GO2 SoCal 5K Walk/Run on October 10 in Los Angeles. Registration is open for 107. 3 advertise prize money.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
With aid station data
5 aid
3 aidin 12 days
Witches Wave - Halloween Run 5K, 10K, and Half Marathon by Califlow Runs
Huntington Beach, CA
Half Marathon10K+1
Open until Oct 18from $15
in 11 days
Night of the Living Runners – 5K, 10K, 10-Miler, Half Marathon
Long Beach, CA
Half Marathon10 mi+2
Open until Oct 17from $24.50
Race calendar
October 2026
99 races2026 Humboldt Redwoods Marathon, Half Marathon, 5K
Weott, CAMarathonHalf Marathon+1Open until Oct 11from $602026 XTERRA WETSUITS Mission Bay Triathlon & San Diego 5K
San Diego, CA5K1 mi+1Open until Oct 11from $46Back to the Future: 88 MPH Dash 5K, 10K & Half
Canoga Park, CAHalf Marathon10K+1Open until Oct 18from $34.99Night of the Living Runners – 5K, 10K, 10-Miler, Half Marathon
Long Beach, CAHalf Marathon10 mi+2Open until Oct 17from $24.50St. Helena Hometown Harvest Festival 5K Race and 1mi Fun Run/Walk
Saint Helena, CA5K1 miOpen until Oct 15from $30Witches Wave - Halloween Run 5K, 10K, and Half Marathon by Califlow Runs
Huntington Beach, CAHalf Marathon10K+1Open until Oct 18from $15Malibu Moves: Half Marathon, 10K, 5K, 1-Mi & 1K
Malibu, CAHalf Marathon10K+2Open until Oct 25from $45RunThrough USA Long Beach 5k,10k & Half Marathon Race
Long Beach, CAHalf Marathon10K+1Open until Oct 24from $43.40SoCal's Sunset Trick or Trot 5k/10K - Halloween Race
Huntington Beach, CA10K5KOpen until Oct 25from $22Trick or Trot 5K, 10K, and Half Marathon by Califlow Runs
Long Beach, CAHalf Marathon10K+1Open until Oct 25from $15DIA DE LOS MUERTOS HALF MARATHON & 5K RUN/WALK (BAKERSFIELD)
Bakersfield, CAHalf Marathon5K+1Open until Oct 31from $25Halloween Trick or Trot Run 5K/10K/13.1 LOS ANGELES
Los Angeles, CAHalf Marathon10K+2Open until Oct 31from $30Halloween Trick or Trot Run 5K/10K/13.1 SAN DIEGO
San Diego, CAHalf Marathon10K+2Open until Oct 31from $30The Long Beach Halloween Run 5K. 10K. Half Marathon by Califlow Runs
Long Beach, CAHalf Marathon10K+1Open until Oct 31from $18
November 2026
29 racesDía de Muertos - Viva la Vida - 5K, 10K, and Half Marathon by Califlow Runs
Long beach, CAHalf Marathon10K+2Open until Nov 1from $252026 Silver Strand Veterans Day Half Marathon, 10 Miler, 12K & 5K - San Diego
Coronado, CAHalf Marathon10 mi+2Open until Nov 9from $58Camp Turkey Terror: Night- Friday the 13th Deranged Turkey Trot: 5K. 10K. Half Marathon by Califlow Runs
Long Beach, CAHalf Marathon10K+1Open until Nov 13from $48.99The Stuffing Shuffle – 5K, 10K, Half Marathon
Fountain Valley, CAHalf Marathon10K+1Open until Nov 14from $29.50Thrive San Diego Half Marathon & 5K
San Diego, CAHalf Marathon5K$3,000 purseOpen until Nov 14from $64Veterans Day Freedom Run 5K/10K/13.1 LOS ANGELES
Los Angeles, CAHalf Marathon10K+2Open until Nov 14from $30Veterans Day Freedom Run 5K/10K/13.1 SACRAMENTO
Sacramento, CAHalf Marathon10K+2Open until Nov 14from $30Veterans Day Freedom Run 5K/10K/13.1 SAN DIEGO
San Diego, CAHalf Marathon10K+2Open until Nov 14from $30
December 2026
5 racesJanuary 2027
4 racesFebruary 2027
1 raceMarch 2027
2 racesApril 2027
1 raceMay 2027
1 raceJune 2027
1 raceJuly 2027
1 raceQuick answers
What is the next 5K race in California?
15th Annual GO2 SoCal 5K Walk/Run, on Saturday, October 10, 2026, in Los Angeles. Distances: 5K.
How many 5K races in California have open registration?
107 of the 144 list registration as open as of October 6, 2026, including 15th Annual GO2 SoCal 5K Walk/Run, Apple Dash 5K and Coffee Lovers Run 5K/10K/13.1 LOS ANGELES.
Which 5K races in California offer prize money?
3 races advertise prize money, including Thrive San Diego Half Marathon & 5K ($3,000) and LA Turkey Trail ($1,000).
What is the busiest month for 5K races in California?
October 2026, with 99 of the 144. November 2026 follows with 29.
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