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DetailsSnowmass Tourism unveils a dense August calendar featuring the Snowmass Tree-O, Up in the Sky Music Festival, and Plein Air Festival to drive local revenue.

The air in Snowmass Base Village is thick with the scent of pine and the low hum of construction equipment preparing for the summer rush. On a clear August morning, the mountain backdrop stands stark against the blue sky, while locals navigate the sidewalks between the new retail builds and the historic structures that have defined this valley for decades. It is a season of transition, where the quiet rhythm of late summer begins to accelerate into a packed calendar of events.
Snowmass Tourism has announced a robust lineup for August, positioning the village as a hub for both music and community engagement. The strategy is clear: leverage the existing foot traffic to drive revenue across multiple sectors, from hospitality to retail.
“August is one of the most vibrant times of year in Snowmass, with an incredible variety of events that reflect the community’s creativity, outdoor spirit, and mountain culture,” Julia Theisen, tourism director for Snowmass Tourism, said in a press release. “From live music and visual arts to trail running, rodeo traditions, and family activities, there are countless ways for visitors and locals to connect, explore, and make lasting summer memories.”
The math holds up when you look at the schedule. The village isn’t just hosting events; it is layering them to maximize occupancy and engagement. Starting Aug. 7, the Snowmass Tree-O returns, produced by the Denver-based Colorado Brewery Running Series. This isn’t a generic 5k. The route commemorates the 150th anniversary of Colorado’s statehood, with distances chosen specifically to reflect that history.
The event features 3.76k, 5k, and 10k trail runs starting and ending on the Snowmass Mall. Together, these distances add up to 18.76k, honoring the year Colorado was founded in 1876. Runners can choose to race on Friday evening or Saturday morning, with multiple start waves designed to accommodate different paces. Each participant receives a race bib, a finisher medal, and a finisher beer. Those who complete all three distances earn a bonus 18.76k Challenge medal.
“2026 marks 150 years since Colorado became a state (and 250 years since the United States became a nation,” the release noted, tying local history to national milestones.
Also returning for its second year is the Up in the Sky Music Festival, which brings live performances to the base of Buttermilk. The 2026 lineup includes high-profile acts like John Summit, Empire of the Sun, and Dom Dolla. By anchoring these performances at Buttermilk, Snowmass draws visitors who might otherwise head to Aspen for the music, keeping spending within the village.
Art enthusiasts have their own window of opportunity with the Plein Air Festival & Art Sale, returning for its sixth consecutive year. Twenty artists will spend five days painting the natural beauty of the village, with artwork judged, displayed, and available for purchase from 10 a.m. to 4 p.m. on Aug. 8 and 9 in Snowmass Base Village.
However, not every planned event will proceed as scheduled. Heritage Fire has been postponed to 2027 due to current Stage 2 Fire Restrictions, a decision that reflects the practical realities of managing outdoor events in a dry climate.
The question is whether this density of events will strain local resources or if the increased foot traffic will offset operational costs. To hear Theisen tell it, the variety ensures that there is something for everyone, from families seeking outdoor adventures to collectors looking for original artwork.
With the Tree-O and music festival overlapping, plus the art sale providing a steady stream of visitors over two days, Snowmass is betting on volume. The community gets its vibrant summer atmosphere, and the local economy gets a boost from visitors who stay for more than just one event.
The data supports this approach, Theisen said, noting the consistent growth in attendance over the past six years of the Plein Air Festival. “We’re seeing more people coming specifically for these events, staying longer, and spending in our local businesses. It’s a win-win for the community.”





