Rillito Regional Park, Tucson AZ
Saturday, January 3rd, 2026
2026 Course Maps Posted! ~ We are back to the ORIGINAL LOOP!
Wave Starts
- Start Times: The event will use "wave" starts beginning with slower teams at 7:00 a.m. and progressing to faster teams starting at 10:00 a.m.
- Wave 1: 0700 (bibs in the 100's start in wave 1)
- Wave 2: 0830 (bibs in the 200's start in wave 2)
- Wave 3: 1000 (bibs in the 300's start in wave 3)
There is nothing else like it in Tucson~a running relay on The Loop.
What’s the "Loop"?
- Path Length: The Chuck Huckelberry Loop is 120+ miles of paved, shared-use paths.
- Connections: It connects the Rillito, Santa Cruz, and Pantano River Parks with the Julian Wash and Harrison Road Greenways.
- 2025 Adaptation: In 2025, due to ongoing Sunset bridge construction, the RAT will utilize the Rillito and Canyon Del Oro Washes.
- Course Map: View the map to see the event's course.
How Does the Relay Work?
- Relay Format: This is a supported relay race with Nine Exchanges (10 running legs).
- Race Location: The relay Starts and Finishes at Rillito Park.
- Exchange Distances: Distances between the Exchanges vary from 2.75 miles to 7 miles.
- Exchange Legs: See specific details for each exchange leg.
2026 Exchange Legs (subject to change)
- Leg 1 - Rillito Park to Curtis Park ~ 4.4 miles
- Leg 2 - Curtis Park to Camino del Cerro Park ~ 4.61 miles
- Leg 3 - Camino del Cerro Park to Juhan Park ~ 3.7 miles
- Leg 4 - Juhan Park to Paseos de la Iglecius Park and Ride Lot (Silverlake) ~ 5.04 miles
- Leg 5 - Park and Ride Lot to Augie Acuna Los Ninos Park ~ 6.86 miles
- Leg 6 - Augie Acuna to Old Vail Road Park and Ride Lot ~ 8.61 miles
- Leg 7 - Old Vail Rd to Fantasy Island ~ 5.16 miles
- Leg 8 - Fantasy Island to Christ Community Church ~ 4.81 miles
- Leg 9 - Christ Community Church to Pantano Park and Ride Lot ~ 4.18 miles
- Leg 10 - Pantano Park and Ride to Rillito Park ~ 6.72 miles
What Constitutes a "Team"?
- Minimum Members: The minimum number allowed on a team is two.
- Maximum Members: The maximum number is ten (or 11 if you are using the unofficial exchange 6A).
NEW IN 2026 ~ OFFICIAL LEG SPLITS/TIME
- Check-in Requirement: You MUST check in at every Exchange, even if you have less than 10 runners on a team.
- DNF Policy: If your team does not check in at every Exchange, your team will be considered a DNF.
- Ultra Loopy Runners: Only have to check in at Exchange 5 (los Ninos Park).
CUTOFFS
- Finish Deadline: All teams must be done and off the course by 6:30 p.m.
- Exchange 5 Cutoff: All Teams must arrive at Exchange 5 (Augie Acuna Los Ninos Park) no later than 1:15 p.m.
- Exchange 8 Cutoff: All Teams must arrive at Exchange 8 (Christ Community Church) no later than 4:30 p.m.
- Responsibility: Each team is responsible for getting their teammates to the Exchanges and back to the Start/Finish line to celebrate.
RaceJoy
- Tracking: RaceJoy will be active! Download the app and you’ll be able to track your runners all day.
The Finish Line
- Post-Race Celebration: Music, food, and drinks to enjoy.
- Awards Ceremony: Join us for the awards ceremony.
Awards in 2025
- Awards for Teams: Awards will be given to FIRST PLACE TEAMS ONLY:
- Team Composition: All Male, All Female, and Co-Ed Teams with 4-11 runners (Full Relay Teams).
- Half Loopy Relay: All Male, All Female, and Co-Ed Teams with 2 runners.
- Ultra Runners: Awards for Ultra (solo) runners Male and Female (Ultra Loopy).
- Fun Awards: We will also present awards for Best Dressed Team and Best Team Name (to be determined by event Sponsor).
Course Map
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