Flagstaff Run Series
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Flagstaff Run Series (22nd annual)
The Flagstaff Run Series is a multi-race summer series in Flagstaff, Arizona, taking place from June 20 to August 8, 2026, at various locations in the city. Registration for series packages opens January 20, 2026; some packages have earlier closing periods while the kids dashes have a later closing window.
Package options and individual race formats include:
- Long Series Package: three 10K races, one half marathon, one 1-mile
- Short Series Package: three 5K races, one 2-mile, one 1-mile
- Student Series Package (18 and under): three 5K races, one 2-mile, one 1-mile
- Kids Dashes: 1K races
Series package fees are listed in the event information, with separate pricing for student and kids packages. Participants who finish at least four of the five main races are eligible for a pizza reward; kids dash participants receive a Series medal. Most adult participants receive a pair of Series Sock Guy running socks.
The series includes five scheduled race dates and events in Flagstaff: June 20, July 4, July 11, August 1, and August 8. The Badges, Hoses, and Healing Challenge allows entry into Team Blue, Team Red, or Team White and combines team participation and timing points. Race distance changes require contacting the individual race director at least three days before a race. The Series package is nontransferable between people. Visit the organization's website for the most recent information.
