September in Snowmass, Colorado is all about crisp mountain air, golden aspens, and unforgettable events. This year is especially exciting with the 50th Anniversary of the Snowmass Balloon Festival lighting up the skies. Here’s the full lineup of events in order, plus ideas for what to do between celebrations.
Snowmass Events in September 2025
Ice Age Explorer Tours
September 5, 19 & 26 | 3:30 PM – 5:00 PM | Limelight Snowmass
Step back into the Ice Age and discover the mammoths, mastodons, and prehistoric creatures that once roamed the valley. A fun mix of science and storytelling for families.
The Mane Event
September 7 | 11:00 AM – 2:00 PM | Rodeo Grounds
Celebrate Snowmass’ cowboy heritage with horse demonstrations, riding showcases, and ranch-inspired fun.
Haybale Ball – Smiling Goat Ranch
September 7 | 4:00 PM – 6:30 PM | Rodeo Grounds
After The Mane Event, enjoy rustic dancing, hearty food, and live music. Proceeds support equine therapy programs at Smiling Goat Ranch.
Axes and Arms 9/11 Walk
September 11 | 6:00 PM – 8:00 PM | Town Park
A moving community walk honoring the lives lost on September 11 and celebrating the courage of first responders.
Snowmass Balloon Festival – 50th Anniversary
September 12–14 | Town Park
- Friday, Sept 12: Night Glow | 6:00 PM – 9:00 PM
- Saturday, Sept 13: Morning Launch | 7:00 AM – 9:00 AM
- Sunday, Sept 14: Morning Launch | 7:00 AM– 9:00 AM
The highlight of the season! Watch colorful hot air balloons fill the morning sky or glow at night during this milestone 50th anniversary celebration. Food vendors, family activities, and wide-open views make it unforgettable.
Snowmass Wine Festival
September 13 | 1:30 PM – 5:30 PM | Town Park
Sip fine wines, enjoy gourmet bites, and relax with live music—all surrounded by mountain views.
Golden Leaf Half Marathon
September 27 | All Day | Fanny Hill
One of the most scenic trail races in the country, winding through golden aspens. Runners and spectators alike celebrate fall’s beauty and inspiring endurance.
Snowmass Oktoberfest
September 27–28 | Base Village & Snowmass Mall
- Saturday, Sept 27: 12:00 PM – 8:00 PM
- Sunday, Sept 28: 12:00 PM – 5:00 PM
End the month with Bavarian cheer—beer, brats, pretzels, polka, and family-friendly games in the heart of the mountains.
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Things to Do Between Events
- Leaf-Peeping Hikes: Ditch Trail, Rim Trail, and Government Trail.
- Mountain Biking: Cooler weather makes trails perfect for riding.
- Scenic Drives: Independence Pass and Maroon Bells Scenic Area.
- Fishing & Rafting: Cast a line or catch the last rafting trips of the season.
- Relax & Dine: Craft beers and world renowned wines, patios, and sunset views in Base Village.
- Peak fall foliage viewing via gondola or hiking trails.
- Warm, quieter strolls in Snowmass Village Mall, local shops, and cafés.
- Creative pursuits at Anderson Ranch Arts Center, offering art workshops and galleries to explore.
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Where To Stay: Serenity at Snowmass
Just a walk to Base Village, Serenity at Snowmass is the perfect retreat. Enjoy spacious living areas, a cozy fireplace, and a living room with sweeping alpine views—ideal for couples, families, or small groups.
With golden aspens, mountain adventures, and the 50th Anniversary Balloon Festival, Fall of 2025 is the perfect time to experience Snowmass. Plan your getaway now and make Serenity at Snowmass your home away from home.