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Half Marathons found in Arizona in October
View all ↓Half Marathons in Arizona in October 2025
Find A Race is the US's favourite event listings site. Check out our list of October 2025 Half Marathons in Arizona below.
Race Calendar: Half Marathons found in October
🚀Boosted
Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/Walk
Grand Canyon Village, Arizona
25 Oct 25
$11.60 - $107.00
🚀Boosted
TMC A-Mountain Half Marathon + Cigna Healthcare 4-Miler + Family Mile
Tucson, Arizona
19 Oct 25
Free - $91.10
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TMC A-Mountain Half Marathon + Cigna Healthcare 4-Miler + Family Mile
Tucson, Arizona
19 Oct 25
Free - $91.10
Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/Walk
Grand Canyon Village, Arizona
25 Oct 25
$11.60 - $107.00
22nd Annual Groom Creek Classic : 1/2 Marathon, 10k, 5k Run
Prescott, Arizona
20 Sep 25 - 19 Sep 26
$38.10 - $117.60
Flagstaff Marathon Presented by Cambium Wealth and Legacy Strategies
Flagstaff, Arizona
04 Oct 25
Free - $160.00
International Sloth Day Run 5K/10K/13.1 PHOENIX
Phoenix, Arizona
18 Oct 25
$32.80 - $52.94
Run Against Breast Cancer 5K/10K/13.1 PHOENIX
Phoenix, Arizona
18 Oct 25
$32.80 - $52.94
Showing 1-6 of 6 results