Articles

Belgian Ultrarunner Karel Sabbe's Record-Breaking Pacific Crest Trail Run Showcased in New YouTube Documentary

Explore Karel Sabbe's record-breaking Pacific Crest Trail run in a riveting documentary. Jour..

Trail Running: How it Can Help Reduce Stress and Anxiety

Trail running is an effective way to reduce stress, anxiety, and improve physical and mental he..

Trail Running vs. Road Running: Which One Is Right For You?

When it comes to running, there are two primary options to choose from: trail running and road..

Groovin' in the Aspens

Name: Groovin' in the Aspens
Start: 2025-08-24
End: 2025-08-24
Location: Flagstaff

Flagstaff, United States • 24 Aug 2025

Groovin' in the Aspens is a trail running event taking place in Flagstaff, AZ, featuring multiple race distances: 6K, 10K, 20K, 30K, and 50K. The event, previously known as Gaspin' in the Aspens, has been revived due to popular demand. Runners will navigate through scenic trails surrounded by pines, with varying levels of elevation gain depending on the distance. Participants can enjoy a custom finisher's medal, event t-shirt, and snacks before and after the race. Early packet pickup is available prior to race day, and on-site registration will also be offered. Visit the organization's website for the most recent information.

United States Arizona Flagstaff

Race information

Website Registration

50 km

50k

30 km

30k

20 km

900 m+

20k

10 km

682 m+

10k

6 km

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday May 17

Taco 'Bout Fun Run

The Taco 'Bout Fun Run is an exciting annual event taking place in Flagstaff, Arizona, featuring a variety of races including a 10K, 5K, a 1 Mile Stroll, and a Children's Churro Chase. Set against the scenic backdrop of Buffalo Park, participants can enjoy professionally chip-timed trail races throu..

Saturday May 24

Red Rock Rumble - Sedona, AZ

Sedona - 23 mi from Flagstaff

5 mi

The Red Rock Rumble is an exciting running event taking place in Sedona, Arizona, on May 24, 2025. Participants will enjoy a scenic 5-mile race through the stunning trails of Red Rock State Park, starting near Oak Creek and featuring breathtaking views of iconic landmarks like Cathedral Rock. The ev..

Sunday May 25

Flagstaff Doggie Dash & Buffaloops Ultra

McMillan Mesa - 2 mi from Flagstaff

The Flagstaff Doggie Dash & BuffaLoops Ultra, taking place on May 25, 2025, at Buffalo Park in Flagstaff, AZ, is a unique running event that combines fun for both humans and their canine companions. Participants can choose to run a 5k with their dogs or take part in fixed-time races of 3, 6, or 12 h..

Friday Jun 20

Aravaipa Running - Blackout Night Runs

The Blackout Night Runs, organized by Aravaipa Running, is an annual nighttime trail race held at Fort Tuthill County Park in Flagstaff, Arizona. The event features three race distances: 27K, 13K, and 6K, all taking place under the stars with start times in the evening. Runners traverse scenic trail..

Saturday Jun 21

Flagstaff Extreme Big Pine Trail Runs

The Flagstaff Extreme Big Pine Trail Runs is an annual event held at Fort Tuthill County Park in Flagstaff, AZ, featuring multiple race distances including 50K, 27K, 13K, and 6K. The course winds through scenic ponderosa pines at elevations above 7,000 feet, offering challenging terrain with narrow..

Sat - Sun Sep 20-21

Flagstaff to Grand Canyon Stagecoach Line Ultra

The Flagstaff to Grand Canyon Stagecoach Line Ultra is an endurance event featuring a 100-mile run, a 55K run, and a 100-mile mountain bike race, along with relay options. Scheduled for September 20-21, 2025, this event is presented by Babbitt Ranches and showcases the stunning landscapes between Fl..