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Races near San Diego in October 2026

7 races on the calendar for October. Listed by date, with prices and early-bird deadlines where the race publishes them.

Oct 2026Nov 2026Dec 2026Jan 2027Feb 2027Mar 2027Apr 2027May 2027Jun 2027Jul 2027Aug 2027Sep 2027

• Sat17Oct

  San Diego Miles for Melanoma 5K

  Sat Oct 17 · 7:30 AM · San Diego · San Diego (city)

  1 mile5K

  Reg. closed
• Sat17Oct

  Lake Hodges Trail Festival

  Sat Oct 17 · 8:00 AM · San Diego · San Diego (city)

  1 mile5K10K9.3 miles15.6 milesTrail

  Reg. closed
• Sat17Oct

  San Diego Miles for Melanoma 5k Run

  Sat Oct 17 · 9:00 AM · San Diego · San Diego (city)

  5K

  Reg. closed
• Sun18Oct

  MOB 5K Run Walk For Fun

  Sun Oct 18 · 7:00 AM · Bonita · East County & South Bay

  5K

  from $45
• Sat24Oct

  Mutt Run

  Sat Oct 24 · 7:30 AM · San Diego · San Diego (city)

  5K

  Reg. closed
• Sat31Oct

  Halloween Trick or Trot Run 5K/10K/13.1 SAN Diego

  Sat Oct 31 · 7:30 AM · San Diego · San Diego (city)

  1 mile5K10KHalf marathon

  from $30
• Sat31Oct

  PB&J Fuel Run 5K/10K/13.1 SAN Diego

  Sat Oct 31 · 7:30 AM · San Diego · San Diego (city)

  1 mile5K10KHalf marathon

  from $30