Coldwater Rumble

The Hotfoot Hamster is a fixed-time ultramarathon event held at Nardini Manor in Buckeye, Arizona, on May 31, 2025. Participants can choose to run for 6, 12, or 24 hours on a USATF-certified, flat 500-meter gravel course around the historic estate. The event features fully stocked aid stations, live..

Pi in the Sky is a unique running event taking place in Phoenix, AZ, featuring an 8-mile course that traverses the scenic trails of the Phoenix Mountain Preserves, including a summit of Piestewa Peak. This FAT ASS style event has no entry fee and limited to 50 participants, who will self-time their..

The Hypnosis Night Runs, part of the 2025 Insomniac Series, is a nighttime trail running event held in Tolleson, Arizona, at Estrella Mountain Regional Park. Runners can choose from multiple distances: 6K, 15K, 22K, 36K, and 52K, with courses featuring rolling desert trails, single tracks, and mount..

The Aravaipa Running - Vertigo Night Runs will take place in Waddell on Saturday 9 August 2025. You can run between 6 and 52 kilometers.

The Jackrabbit Jubilee is a unique running event taking place at Nardini Manor in Buckeye, Arizona. This fixed-time night race offers participants the choice of competing in either a 12-hour or 6-hour format on a USATF certified 500-meter loop course. The flat, crushed gravel path is designed for a..

The Javelina Jangover Night Runs is a nighttime trail race held at McDowell Mountain Regional Park in Fountain Hills, Arizona, on September 20, 2025. It features multiple race distances, including 7K, 15K, 25K, 50K, and 75K, offering runners a chance to experience desert trails under the stars. The..