Details:
Where winter racing feel refreshingly smooth and PRs feel possible — the 2026 Tucson Marathon awaits.
Since 1969, the Tucson Marathon has become a staple for runners from around the world. With a net downhill course built for speed and idyllic winter racing conditions, Tucson offers a unique blend of PR potential and Southwestern beauty.
December 13, 2026
Biosphere 2 → Oro Valley, AZ
Choose your challenge:
50K Ultra | Marathon | Half Marathon | Marathon Relay
From the iconic start at Biosphere 2 to the finish at Pima Community College Northwest, this fast, net-downhill course rolls through the foothills of the Santa Catalina Mountains — delivering PR potential, a proven Boston-qualifying route, and nonstop desert scenery.
Gorgeous winter weather
Smooth, fast downhill miles
A destination race in one of the Southwest’s most scenic cities
If chasing a PR in perfect conditions sounds like your kind of winter race, Tucson is calling.
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Event Tags:
50k ultra,desert scenery,pr potential,seasonal,tucson marathon,tucson, arizona,winter racing
Event Categories:
Sports, Adult,Travel
Event ID:
697e6d530e6ddd9f5e985a14
