Half Marathons in Washington in October
13 half marathons in Washington are on the calendar for October 2026, in Everett, Pasco, Vancouver, Kirkland and more. Tap a race for the course, weather, past results and how to register.
Haunted 5K, 10K & 13.1M at Everett, WA (42) · Everett, Washington
Haunted 5K, 10K, & 13.1M at Pasco, WA (42) · Pasco, Washington
Haunted 5K, 10K, 13.1M at Vancouver, WA (42) · Vancouver, Washington
Lake Washington Half Marathon · Kirkland, Washington
Girlfriends Run · Vancouver, Washington
Chamna Chase · Richland, Washington
Haunted 5K, 10K & 13.1M at Camas, WA (43) · Camas, Washington
Haunted 5K, 10K, & 13.1M at Olympia, WA (43) · Olympia, Washington
Haunted 5K, 10K, & 13.1M at Spokane, WA (43) · Spokane, Washington
Tri-Cities Marathon · Richland, Washington
Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE · Seattle, Washington
Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44) · Vancouver, Washington
PB&J Fuel Run 5K/10K/13.1 SEATTLE · Seattle, Washington