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Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk

📅 August 7, 2027 (estimated date)📍 Flagstaff · United States

⚠️ 2027 edition: provisional information

The date is estimated from the 2026 edition (August 8, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.

Available distances

13.1 mi3.1 mi0.6 mi

About

The Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk is the annual half marathon (13.1 miles / 21.1 km) and 5K (3.1 miles) in Flagstaff, known for a beautiful but demanding course. The 2027 edition is on August 7: the Kid's Dash (1K) starts at 7:15 a.m., the half marathon at 7:30 a.m. and the 5K Fun Run at 7:45 a.m.

Open to all, the race starts at Thorpe Park and climbs to Observatory Mesa, with sweeping views of the San Francisco Peaks. Participants get chip timing and a finisher medal, and walkers can take an early start if they prefer a gentler pace. The race supports BBBSF's youth mentoring programs and is part of the Flagstaff Running Series, which features five major races in the area.

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