- Weather
- 56°Ftypical startModelled estimate
- Field size
- ~800 runners
- Course
- Rolling
- Elevation
- 800 ft gain · 0 ft net
High-elevation Gallatin forest scenery
PR6Weather8Experience7
Early June · Mountain West · Out-and-Back
Grand Teton Marathon
Jackson, WY
An out-and-back course near Jackson, Wyoming, run in view of the Teton Range, one of the most dramatic mountain backdrops of any US road marathon. Small field, big scenery.
Dramatic Rocky Mountain vistas
- Scenic
Opens the race organizer's website
Typical start
58°
Cooler than 10% of U.S. marathons
Modeled historical conditions
Elevation gain
800ft
Flatter than 15% of races
Estimated total climb
Field size
1K
Larger than 44% of races
Estimated field
PR potential
5.4/10
Ahead of 16% of races
Almanac model
Percentiles compare this race against all 224 U.S. marathons in the Almanac.
Course profile
800 ft gain
Rolling course, out-and-back.
0510152026.2
Race-day weather
Modeled from location, month and coastal proximity, not verified race history.
6 AM
50°
Start
58°
Midday
69°
ExcellentGoodWarmHeat risk
Typical start sits at 58°F, good conditions.
Typical dew point 46°F, 16% chance of precipitation, wind around 7 mph. All modeled.
The bottom line
A small race that trades atmosphere for room to run.
Grand Teton Marathon is a strong choice for a first marathon, and the course rolls gently without any sustained climbing. The tradeoff is atmosphere: expect long quiet stretches and few spectators.
Why runners choose this race
A out-and-back course around Jackson, WY, with steady rollers that reward even pacing.
The case for it
- Runners who care about scenery
- Runners who want a low-key start
The tradeoffs
- You have not trained at altitude
Course and logistics
- Course type
- Out-and-Back
- Surface
- Road
- Profile
- Rolling
- Total gain
- 800 ft(estimated)
- Field size
- ~1,000 runners(estimated)
- Crowd support
- Pockets of spectators
- Entry
- Data coming soon
- Start / finish
- Start and finish in the same area
Race details
- Typical timing
- Early June
- Region
- Mountain West
- Editorial tier
- Featured
- Data last reviewed
- 2026-08-26
- Scenic
- Out-and-back
- Destination race
Similar races
Races with a comparable profile.
- Weather
- 56°Ftypical startModelled estimate
- Field size
- ~300 runners
- Course
- Rolling
- Elevation
- 400 ft gain · 0 ft net
Event listed as: Marathon
PR7Weather8Experience6
Late May · Mountain West
Whitefish Marathon, Half Marathon & 5K Presented by Hammer Nutrition
Whitefish, MT
- Weather
- 42°Ftypical startModelled estimate
- Field size
- ~600 runners
- Course
- Rolling
- Elevation
- 400 ft gain · 0 ft net
Event listed as: Marathon
PR7Weather9Experience7