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Sunnyslope 5K Scamper
Along Phoenix's Arizona Canal in Sunnyslope
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Antelope Canyon Ultras
Desert trail racing past slot canyons and Horseshoe Bend
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St. Paddy's 5K & Leprechaun 2K
At the foot of Arizona's Huachuca Mountains
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The Nun Run
Supports Tempe's Our Lady of Solitude Monastery
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Old Pueblo Endurance Runs
Mountain ultra born from Arizona trail-running pioneers
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Surprise Spring Training 5K and 1K Fun Run
At Surprise Stadium, Arizona's spring-training ballpark
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Havasu Half Marathon and 5K
Run past the real London Bridge on a certified desert course
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TMC Arizona Distance Classic Half Marathon, Quarter Marathon & 5K
Views of the Catalina Mountains in Oro Valley
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UMOM Hope In Motion 5K
A 5K loop along the canal at SRP PERA Club
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Mesquite Canyon Trail Runs
Rock-scramble through White Tank Mountains rugged desert canyons
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St. Paddy's Day Lucky Run 5K/10K/13.1 PHOENIX
Loops through Papago Park's red sandstone buttes
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CAT DIRT DASH 5k Run & 1-Mile Fun Run
Dirt trail run through Caterpillar's Tinaja Hills site
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Miles for Migraine - Arizona 2026
Charity 5K for migraine awareness at Kiwanis Park
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Desert Leprechaun 5K & 1 Mile Run/Walk
Finishes into Tucson's St. Patrick's parade
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Crown King Scramble
From desert lake to pine forest mining town finish line
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Texas Canyon Trail Run
Winds past Texas Canyon's boulders and yucca fields
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Hoot 'n' Hustle 5K Fun Run
Through Old Town Avondale and AFHS campus
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Phoenix Shamrock 10K / 5K
10th annual, loops through Tempe's Kiwanis Park
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Spring Cross Country Classic 5K + FitKidz Mile
Retro cross-country 5K on Lincoln Regional Park's trails
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Havasu on the Rocks Trail Run
Desert single-track to the lighthouse on the Colorado
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Mountain To Fountain
Desert trail from McDowell Mountain to Fountain Hills iconic park
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Lucky 5K/10K/Half Marathon - Tucson
Downtown Tucson's flat, fast Lucky course
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Pecan Orchard Series
Through a working pecan orchard each season
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Arizona Monster 300
300 remote, self-supported miles through the desert
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.