Half Marathons in Arizona in October
12 half marathons in Arizona are on the calendar for October 2026, in Tucson, Page, Prescott, Peoria and more. Tap a race for the course, weather, past results and how to register.
Haunted 5K,10K & 13.1M at Tucson, AZ (42) · Tucson, Arizona
Horseshoe Bend Ultras · Page, Arizona
Man Against Horse Race · Prescott, Arizona
Phoenix Wicked Half Marathon, 10K, 5K and Spooky Sprint · Peoria, Arizona
TMC A-Mountain Half Marathon + 4-Miler + Family Mile · Tucson, Arizona
Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/Walk · Grand Canyon Village, Arizona
Chandler #AZ48 Half Marathon · Chandler, Arizona
Wicked Half Marathon · Tucson, Arizona
Halloween Trick or Trot Run 5K/10K/13.1 PHOENIX · Phoenix, Arizona
Monster Mash Virtual Race 2026 | 1M, 5K, 10K, Half Marathon & Marathon · Mesa, Arizona
PB&J Fuel Run 5K/10K/13.1 PHOENIX · Phoenix, Arizona
Salute to Veterans 5K/10K/Half Marathon - Tucson · Tucson, Arizona