Rattler Trail Race
Apr 17, 2027Colorado Springs, CO50K, 25K +2
25K, 5 weeks before race day, 111 mi away
At a glance
- Date
- May 22, 2027
- Location
- Estes Park, Colorado
- Distances
- 50K, 25K, 10K
- Registration
- See ultrasignup.com
- Official site
- runningwildevents.com
- Listed from
- UltraSignup
- Last checked
- Oct 4, 2026
Plan this race for free
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.
Build my planAbout this race
A race running on Samson's home turf at the YMCA of the Rockies, featuring fast single track with a big summit in the middle. The course is a 10kish loop with 1,200ft of gain per loop, mostly on the Bible Point ascent.
Key dates
Race day
May 22, 2027
Email me updates about Samson's Revenge
Registration openings and major changes, like a new date or a cancellation.
Entry transfers
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
Tune-up races
Cheyenne Mountain Trail Race
Apr 24, 2027Colorado Springs, CO50K, 25K +2
25K, 4 weeks before race day, 118 mi away
Straight-line distance
Similar races
Sawmill Trail Runs
Dec 5Pine, CO50K, 16 mi +1
Also 50K, 62 mi from Samson's Revenge, registration open
Indian Creek Trail Runs
Oct 17Sedalia, CO50 mi, 55K +2
Also 50K, 70 mi from Samson's Revenge, registration open
Bobcat Trail Races
Oct 17Colorado Springs, CO50K, 25K +2
Also 50K, 111 mi from Samson's Revenge, registration open
Front Range Ultra Dayze
Sep 2, 2027Loveland, CO100 hr, 3 days +6
Also 50K, 26 mi from Samson's Revenge
Straight-line distance
More 50K Races in Colorado
All 50K Races in ColoradoSuffer Better 10th Annual Fall Trail Runs
Oct 10Pine, CO50K, 25K +1
Bobcat Trail Races
Oct 17Colorado Springs, CO50K, 25K +2
Indian Creek Trail Runs
Oct 17Sedalia, CO50 mi, 55K +2
Bridge Burner Ultra
Oct 24Canon City, CO35 mi, 50K +2
Kessel Run Ultra
Nov 7Fruita, CO50 mi, 40 mi +3
Mountain Peacock 50k
Nov 15Golden, CO50K
Colorado Cold Rush Ultra
Nov 21Colorado Springs, CO50K, Half Marathon +1
Sawmill Trail Runs
Dec 5Pine, CO50K, 16 mi +1
Desert RATS Trail Running Festival by UTMB
Apr 8, 2027Fruita, CO100K, 50K +1
Rattler Trail Race
Apr 17, 2027Colorado Springs, CO50K, 25K +2
Cheyenne Mountain Trail Race
Apr 24, 2027Colorado Springs, CO50K, 25K +2
Valkyrie Trail Race
May 8, 2027Colorado Springs, CO50K, Marathon +4
Races Near Boulder
All races near BoulderSanta's Summit Slam
Dec 19Estes Park, CO10K
Rocky's Backyard Ultra
Oct 10Estes Park, COBackyard Ultra
Thumbs Up Vertical Challenge
Dec 5Estes Park, CO8 hr
Sourdough Snowshoe Race
Feb 6, 2027Nederland, CO30K, 18K
Front Range Ultra Dayze
Sep 2, 2027Loveland, CO100 hr, 3 days +6
Blue Sky Trail Marathon & Half Marathon
Oct 17Fort Collins, COMarathon, Half Marathon
Colorado 24 Hour Run
Nov 7Fort Collins, CO24 hr, 12 hr +1
Winter Park Trail Runs
Aug 7, 2027Winter Park, CO50K, 21K +1
Louisville Trail Race
Nov 14Louisville, COHalf Marathon, 10K +1
The Barnyard Backyard Ultra
Oct 24Erie, COBackyard Ultra
Beware the Bear Trail Races
Oct 25Lakewood, CO15K, 5K
May Races Nearby
All May racesTake 5 in the Garden
May 1, 2027Colorado Springs, CO5 mi, 5K
Race planning
Plan Samson's Revenge with Crewable
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
Build my planAre you the race director for Samson's Revenge?
Claim this race to manage registration, volunteers, and race day.