How do I register for the TMC A-Mountain Half Marathon + 4-Miler + Family Mile?

Registration is handled by the organizer at runsignup.com.

Spectator Guide · TMC A-Mountain Half Marathon + 4-Miler + Family Mile

TMC A-Mountain Half Marathon Spectator Guide

October 29, 2026 · 3 min read

Tucson, AZ base.

TMC A-Mountain Half Marathon is held in Tucson. Base near the start and finish.

Start and finish zones. Late-course support on the mountain sections.

When is the TMC A-Mountain Half Marathon + 4-Miler + Family Mile?: Last held October 18, 2026.
How do I register for the TMC A-Mountain Half Marathon + 4-Miler + Family Mile?: Registration is handled by the organizer at runsignup.com.

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