30K18K

Sourdough Snowshoe Race

Saturday, February 6, 2027Nederland, Colorado

At a glance

Aid stations, cutoffs and pacing in one plan, with the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.

Race day

Feb 6, 2027

123d

Registration openings and major changes, like a new date or a cancellation.

Can't race, or need an entry? Post it here so nobody has to ask if it's still available.

Santa's Summit Slam
Dec 19Estes Park, CO10K
10K, 7 weeks before race day, 22 mi away

Straight-line distance

Louisville Trail Race
Nov 14Louisville, COHalf Marathon, 10K +1
21 mi from Sourdough Snowshoe Race, registration open
Blue Sky Trail Marathon & Half Marathon
Oct 17Fort Collins, COMarathon, Half Marathon
45 mi from Sourdough Snowshoe Race, registration open
Colorado 24 Hour Run
Nov 7Fort Collins, CO24 hr, 12 hr +1
45 mi from Sourdough Snowshoe Race, registration open
Turkey Trails- Denver
Nov 7Littleton, COHalf Marathon, 10K +2
39 mi from Sourdough Snowshoe Race, registration open

Straight-line distance

Rocky's Backyard Ultra
Oct 10Estes Park, COBackyard Ultra
Suffer Better 10th Annual Fall Trail Runs
Oct 10Pine, CO50K, 25K +1
Blue Sky Trail Marathon & Half Marathon
Oct 17Fort Collins, COMarathon, Half Marathon
Bobcat Trail Races
Oct 17Colorado Springs, CO50K, 25K +2
Chili Chase
Oct 17Durango, CO6.75 mi
Indian Creek Trail Runs
Oct 17Sedalia, CO50 mi, 55K +2
Bridge Burner Ultra
Oct 24Canon City, CO35 mi, 50K +2
The Barnyard Backyard Ultra
Oct 24Erie, COBackyard Ultra
Beware the Bear Trail Races
Oct 25Lakewood, CO15K, 5K
11th Hour Bear Creek Backyard Ultra
Oct 31Lakewood, COBackyard Ultra
HRCA Backcountry Wilderness Half Marathon
Oct 31Lone Tree, COHalf Marathon
Colorado 24 Hour Run
Nov 7Fort Collins, CO24 hr, 12 hr +1

Race planning

Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.

Are you the race director for Sourdough Snowshoe Race?

Claim this race to manage registration, volunteers, and race day.