- Weather
- 52°Ftypical startModelled estimate
- Field size
- ~800 runners
- Course
- Net downhill
- Elevation
- 150 ft gain · -800 ft net
Gallatin Valley mountain backdrop
PR9Weather9Experience7
Early May · Mountain West · Point-to-Point
The Colorado Marathon
Fort Collins, CO · Sunday, May 2, 2027
Event listed as: Marathon
- Best for PR
- Boston Qualifier
- Scenic
Registration opens on the organizer's site
Typical start
53°
Cooler than 27% of U.S. marathons
Modeled historical conditions
Elevation gain
150ft
Flatter than 64% of races
Estimated total climb
Field size
1.5K
Larger than 60% of races
Estimated field
PR potential
9.5/10
Top 7%
Almanac model
Percentiles compare this race against all 224 U.S. marathons in the Almanac.
Course profile
150 ft gain · -1,200 ft net
Net downhill course, point-to-point.
0510152026.2
Race-day weather
Modeled from location, month and coastal proximity, not verified race history.
6 AM
45°
Start
53°
Midday
64°
ExcellentGoodWarmHeat risk
Typical start sits at 53°F, good conditions.
Typical dew point 31°F, 6% chance of precipitation, wind around 7 mph. All modeled.
The bottom line
This is a course built to give time back.
The Colorado Marathon is a strong choice for a fast time on tired legs, and the route gives back elevation for most of the 26.2 miles. The tradeoff is your quads, which will feel the descent in the closing miles.
Why runners choose this race
A point-to-point course around Fort Collins, CO, that gives back elevation for most of the race.
The case for it
- PR attempts
- Boston qualification
- Runners who care about scenery
The tradeoffs
- No notable warnings in the data.
Course and logistics
- Course type
- Point-to-Point
- Surface
- Road
- Profile
- Net downhill
- Total gain
- 150 ft(estimated)
- Total loss
- 1,350 ft(estimated)
- Net elevation
- -1,200 ft(estimated)
- Field size
- ~1,500 runners(estimated)
- Crowd support
- Pockets of spectators
- Entry
- Easy
- Entry fee
- $140(most recent listed price)
- Day of week
- Sunday
- Start / finish
- Start and finish in different locations
Race details
- Typical timing
- Early May
- Next confirmed date
- Sunday, May 2, 2027
- Registration
- Open now
- Region
- Mountain West
- Editorial tier
- Recommended
- Data last reviewed
- 2026-08-26
- Best for PR
- Boston Qualifier
- Scenic
- Point-to-point
- Net downhill
- Easy entry
Similar races
Races with a comparable profile.
- Weather
- 52°Ftypical startModelled estimate
- Field size
- ~2,500 runners
- Course
- Net downhill
- Elevation
- 100 ft gain · -1,100 ft net
Ogden Canyon descent; premier scenic BQ
PR10Weather9Experience8
- Weather
- 43°Ftypical startModelled estimate
- Field size
- ~1,500 runners
- Course
- Net downhill
- Elevation
- 200 ft gain · -850 ft net
Wasatch foothills into downtown
PR10Weather9Experience7