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TMC Earth Day 5K at Biosphere 2

Sat April 19, 2025 Oracle, AZ 85623 US Directions

Run Tucson Calendar of Events

Run Tucson is committed to producing fun, local events that highlight our region's beautify and make our hometown a better place to live.
June 1: TMC Meet Me Downtown 5k and Festival of Miles
September 2: SAR's Saguaro National Park Labor Day 8-Miler and 5k Run/Walk
September 8: TMC Tucson 10k and 5k Run/Walk
October 20: TMC A-Mountain Half-Marathon, Four-Miler, and Family Friendly Mile
November 2: Grand Canyon Trail Half Marathon and 5k Run/Walk
November 24: El Tour de Tucson 5k Ru/Walk
February, 2025: TMC Old Tucson Trail Run
2024 Updated Event Schedule for Thursday, April 18, Friday, April 19, and Race Day Saturday, April 20 Discounted visitor pricing + other visitor details Participant Discounts to Arizona Zipline Adventures and El Conquistador Hilton Hotel Donate Find a Participant Land History and Acknowledgement Randy's prep day, two weeks before the race
2024 5k Route, with course map and, staging area map 2024 Awards Refund Policy and Public Health Sublimated souvenir shirt Links to the history of Biosphere 2 Photos Sign Up
Driving Directions, Driving Maps, and Parking Event Info Volunteer Children's Running: 2 options Partners Run Tucson Calendar of Events Race Insurance

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