Trail Sisters Women's Half Marathon & 10k
Trail Sisters Women's Half Marathon offers stunning Collegiate Peaks views amid pine forests.
Race Date
Sep 12, 2026
Location
Buena Vista, CO
Quick facts
- Date
- Saturday, September 12, 2026
- Location
- Buena Vista, Colorado
- Distance
- Half marathon (13.1 mi) + 10K
- Course
- Loop Course
- Terrain
- Mixed
- USATF certified
- Not listed
Highlights
Good For
Atmosphere
Course
The Experience
The Trail Sisters Women's Half Marathon in Buena Vista, Colorado, invites runners into the heart of the Rocky Mountains. This inaugural event, first held in 2021, promises a scenic journey through sagebrush and ponderosa pines, with the majestic Collegiate Peaks serving as a breathtaking backdrop.
Runners will follow a course that winds alongside the roaring Arkansas River, offering an immersive natural experience. The race is designed to foster a welcoming and supportive atmosphere, encouraging participants to connect with a community of like-minded women, whether they arrive with their local Trail Sisters group or as solo adventurers.
The event aims to be a weekend filled with smiles and high-fives, culminating in a finish line celebration that embodies the spirit of camaraderie and achievement. It's an opportunity to experience the beauty of Colorado while being part of a motivating and empowering running community.
Race-provided description
A Half Marathon and 10K that twist and turn through sage brush and ponderosa pines, all while providing stunning views of the prestige Collegiate Peaks. Located in the Rocky Mountains along the roaring Arkansas River. Come Join Trail Sisters best weekend of the year in Buena Vista, Colorado. Travel with your Trail Sisters Local Group OR SOLO and you'll arrive to a welcoming community of supportive women who will ensure your day is filled with smiles, high-fives and the support you need to get to the finish line!
Logistics
Race Day
Saturday, September 12, 2026
Start Time
8:00 AM
Giveaway
T-Shirt
Start Location
801 Front Loop, Buena Vista, CO, 81211
Course Info
Course Type
Loop Course
Terrain
mixed
Scenery
Mountain, Forest
Difficulty
Ultra-Flat
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
Quality Score
first year
no finisher counts yet
small race — neutral
needs a few years of results
4 timing sources · 8 photos
no finisher data yet
no winner time yet
typical high 73°F
Race Day Weather
5-year historical avgStart (Low)
39°
Afternoon (High)
73°
Warm — hydration strategy is key, start conservatively
0.1"
Precipitation
8 mph
Wind
58%
Humidity
Race Photos
Frequently asked
When is the Trail Sisters Women's Half Marathon & 10k?
The Trail Sisters Women's Half Marathon & 10k is held on Saturday, September 12, 2026, starting at 8:00 AM.
Where does the Trail Sisters Women's Half Marathon & 10k take place?
It takes place in Buena Vista, Colorado.
What distances does the Trail Sisters Women's Half Marathon & 10k offer?
The half marathon (13.1 miles), plus 10K.
Is the Trail Sisters Women's Half Marathon & 10k course flat and good for a PR?
The Trail Sisters Women's Half Marathon & 10k is a ultra-flat, loop course course.
HalfRuns editorial — independent, no paid placement.
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