In 128 days · Sun, Oct 18, 2026
Sunday, October 18th, 2026
267 S AVENIDA DEL CONVENTO, Tucson AZ
Half · 1 Mile
About this race
The only 13.1 mile half-marathon that's actually locally-produced, your beautiful course will circle the summit of A-Mountain then cruise a speedy out-and-back along the scenic Santa Cruz Riverpath
All Half registrants receive a technical race shirt, perfect for the coming winter months
All Half registrants receive the souvenir medal
Prize money for top runners and gift certificates to The Running Shop for age group winners
The Half-Marathon is part of SAR's Running Shop Grand Prix
Time Limit: There is a four-hour time limit for the half-marathon. The finish line closes at 10:30 am. Tucson Police Department reserves the right to call for participant pick-up in case of public safety concerns.
Updated Pricing: $60 through January 31, 2026; then $75 through July 31; then $85 through September 30; then $100 from October 1 through race day
You can walk or run this out-and-back route that circles the top of A-Mountain, with beautiful views of the entire Tucson region
All 4-Miler registrants receive the colorful race shirt and the souvenir medallion
Gift certificates to The Running Shop for age group winners
Updated Pricing: $40 through May 31; then $45 through September 30; then $50 from October 1 through race day
Free for children 12-and-under, with parental/family participation allowed
Kids goodies provided by the SAR FitKidz Program
Everyone must be officially registered
Price: Free
Low price of $5 for all 13-and-over -- perfect for all abilities
Timed mile that you can walk or run with finisher's video on results page
You may be able to purchase a souvenir shirt on race day
Your race number gets you discounts to local merchants and restaurants
Everyone must be officially registered
Price: $5, no shirt, no medal
Colorful t-shirt guaranteed first 1200 registrants in the half and 4-miler
Souvenir medallion guaranteed for first 1200 registrants
Age group awards courtesy of the Running Shop
Prize money for top runners
Food, drinks and other fun post-race activities to celebrate your accomplishments.
After the race, chillax with a discounted drink from Westbound to celebrate your accomplishment.
Third and final race of the 2026 Gabe Zimmerman Triple Crown, raising funds for BEYOND-Tucson.
The TMC A-Mountain Half-Marathon is part of the SAR Running Shop Grand Prix.
Remaining shirts and medals available at The Running Shop (3055 North Campbell) on a first-come, first-served basis through November (be mindful of that they produce the Thanksgiving Day Classic, so it will be crowded around Thanksgiving!)
We will use this race page, email, and social media channels to provide updated information as we learn more. For questions or to offer suggestions, contact Randy at randy@runtucson.net.
Half-marathon ready
Dial in your shoes, fuel, and hydration.


SHOKZ OpenRun Bone Conduction Open-Ear Bluetooth Sport Headphones, Running Workout Bundle with Waterproof Carrying Case & Sweat Headband, IP67 Sweat Resistant, 8H Playtime, Mic, Black
$129.95

Garmin Forerunner 55, GPS Running Watch with Daily Suggested Workouts, Up to 2 Weeks of Battery Life, Black - 010-02562-00
$159.99

goodr A Unicorn's Calamity Polarized Sunglasses, Medium Sized (OG), Black Solid Frames with Black Non-Reflective Glare Reducing Lenses, UV400 Protection, No Slip, No Bounce
$30.00

Honey Stinger Organic Fruit Smoothie Energy Gel, Gluten Free & Caffeine Free, for Exercise, Running and Performance, Sports Nutrition for Home & Gym, Pre and Mid Workout, 12 Pack, 13.2 Ounce
$16.96

Nathan Peak Running Hydration Waist Pack Belt w/Speed Draw Flask Water Bottle, 18oz/535 ml Push/Pull Race Cap, Expandable Zippered Stretch Pocket
$44.00
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Run clubs near Tucson to train with before race day.
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