TUCSON ULTRA October 17-18, 2026

100 Mile • 12hr • 24hr • 24hr Relay Races

Himmel Park • 1000 N Tucson Blvd, Tucson, AZ 85716

Race start times

  • 100 mile race: Saturday 10/17/26 • 10:00am with 6:00pm cutoff 10/18/2026
  • 24hr Relay: Saturday 10/17/26 • 10:00am
  • 24hr: Saturday 10/17/26 • 10:00am
  • 12hr: Saturday 10/17/26 • 10:00pm

Who we are

Community & Unity • a positive, drama-free crew of ultra endurance athletes who care about keeping Himmel Park clean, safe, active and thriving.

- LIMITED SLOTS AVAILABLE -

Open invitation for TUC Team Members

NOTICE: Due to the on going construction at the Himmel Park Library (on the race course) we've made the safe decision to move the 6 Day Race to a different location TBD.

100 Mile
Starts Sat, Oct 17, 2026 • 10:00am • Cutoff Sun 6:00pm

The full hundred. Start Saturday morning and keep stacking laps until the 6:00pm Sunday cutoff.

24 Hour
Starts Sat, Oct 17, 2026 • 10:00am • Ends Sun 10:00am

Fixed-time racing: go as far as you can in 24 hours. You vs You.

24 Hour Relay
Starts Sat, Oct 17, 2026 • 10:00am • Ends Sun 10:00am

A team relay option for 24 hours. Share the miles, keep the momentum going, and finish Sunday morning together.

12 Hour
Starts Sat, Oct 17, 2026 • 10:00pm • Ends Sun 10:00am

A fast overnight challenge. Push through the night and see how many miles you can hold together by sunrise.

What is fixed-time racing?

Runners and walkers aim to cover as much distance as possible within a set time: 12 or 24 hours, with a 24 Hour Relay option available. The 100 mile race is a fixed-distance event with a Sunday 6:00pm cutoff. It is a You-vs-You style event • choose your pace, manage your rest, keep stacking laps.

Bring your own fuel (BYOF)

If you follow a specific diet, please bring your own food and beverages. Tucson Ultra and its sponsors will provide vegan & vegetarian fuel, unlimited bagels, pastries, and assorted snacks throughout the event.

Course

Himmel Park loop

Distance: 0.78 miles per lap (around the park perimeter)

Surface: concrete, asphalt, and compact dirt path

Address: 1000 N Tucson Blvd, Tucson, AZ 85716

Aid / HQ area and restrooms near the south parking lots on N Tucson Blvd. Please follow all posted City of Tucson and Parks & Recreation rules.

Himmel Park 0.78-mile loop course map (click to enlarge)
Click map to enlarge

Parking & Policies

Parking

Please park along Treat Ave. There's no overnight parking in park lots.

Refunds

50% refund until August 1st. We've kept fees minimal; your donation covers park permits, 24hr food, insurance, and portable restrooms.

IMPORTANT: The organisers reserve the right to reject entry to the Tucson Ultra event at any time.

Contact

Email: Tucsonultra@gmail.com

Questions about accessibility, volunteering, or local guidelines? Drop us a line.