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 held at the Fort Valley Trailhead in Flagstaff, Arizona. Offering distances of 6K, 10K, 20K, 30K, and 50K, the race courses wind through the scenic pines and aspens of Flagstaff's premier trail systems. The 6K is a relatively flat, easy green loop around the expo area, while the longer distances incorporate single track and jeep roads with varying elevation gains, including up to 900 feet for the 20K. The 30K and 50K involve multiple loops of designated black and blue trails. Participants receive custom finisher medals, event t-shirts, and pre- and post-race snacks, making for a well-supported and enjoyable trail running experience. 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, held at Buffalo Park in Flagstaff, AZ, is a family-friendly running event featuring a 5k Doggie Dash where participants can run with their dogs, and fixed-time ultra races of 3, 6, and 12 hours. The ultra races involve completing as many 2-mile loops as..

Friday Jun 20

Aravaipa Running - Blackout Night Runs

The Blackout Night Runs, hosted by Aravaipa Running, take place at Fort Tuthill County Park in Flagstaff, Arizona. This night trail running event offers three distances: 27K, 13K, and 6K, winding through ponderosa pine forests above 7,000 feet elevation. The courses feature a mix of narrow single-tr..

Saturday Jun 21

Flagstaff Extreme Big Pine Trail Runs

The Flagstaff Extreme Big Pine Trail Runs, held annually at Fort Tuthill County Park in Flagstaff, Arizona, offer a scenic and challenging trail running experience through ponderosa pine forests above 7,000 feet elevation. The event features multiple distances: 50K, 27K, 13K, and 6K, with courses ra..

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..