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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

 

NEIGHBORHOOD ROADS WILL BE IMPACTED FROM 6:00 - 10:00 AM

Sentinel Peak will have runners and walkers along the Sentinel Peak Roadway from approximately 6:30 - 8:00 am.  Sentinel Shadows and other nearby neighbors will have TPD present to ensure public safety and northbound access to Bella Vista.

 

Grande will have runners and walkers going between Cushing and Starr Pass from approximately 6:40 - 9:45 am.

The Sin Nombres neighborhood will have TPD presence to ensure public safety and northbound exit from Melwood.

 

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