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Trail Sisters Women's Half Marathon & 10k

Buena Vista, Colorado, United States

calendar_today 12 Sep, 2026

directions_run Running

sell $55.00 – $85.00

About the Event

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!

Races Offered

Trail Sisters Women's Half Marathon

Sep 12, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

08:00

sell

$85.00

Trail Sisters Women's 10k

Sep 12, 2026

straighten

Distance — 10K

terrain

Type — Running

timer

09:00

sell

$55.00

Weather History

These values represent the 3-year monthly averages for September in Buena Vista.

thermostat Temperature

2.5° / 21.8°

wb_sunny Feels like

-0.3° / 18.4°

light_mode Avg sunshine hours

11h 20m

water_drop Avg rainfall

1.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

5.7 km/h (Light breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.0)

humidity_mid Humidity

57.2%

wb_twilight Sunrise

06:46

nightlight Sunset

19:11

About Buena Vista

Learn more about the host city, Buena Vista.

Buena Vista is a town in Chaffee County, south central Colorado. Although there's not much to the town, its setting between the Arkansas River and Sawatch Range, highest range of the Rocky Mountains, is magnificent, and it is a good jumping-off point for many kinds of outdoor recreational activities.