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TMC A-Mountain Half Marathon + 4-Miler + Family Mile

October 18, 2026
Tucson, AZ 85701 US

Course Closure Updates

HALF MARATHON DETAILS

Start: 6:30 am

By 9:30 am Runners and walkers need to pass the 12 mile check mark, with public safety administered by the City of Tucson

At 10:00 am the Finish Line closes (approximate time, providing 3.5 hours to complete the half-marathon before the Tucson Police Departments needs to open the roadways)

 

4-MILE DETAILS

Start: 6:30 am

By 8:00 am, runners and walkers should be past the 3-mile mark, with Sentinel Peak opening to vehicle traffic by 8:00 am

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