- Weather
- 43°Ftypical startModelled estimate
- Field size
- ~1,000 runners
- Course
- Rolling
- Elevation
- 500 ft gain
Lake Coeur d'Alene shoreline
PR7Weather9Experience7
Late May · Mountain West · Out-and-Back
CDA Marathon
Coeur d'Alene, ID · Saturday, May 29, 2027
Event listed as: Marathon
Registration opens on the organizer's site
Typical start
43°
Cooler than 76% of U.S. marathons
Modeled historical conditions
Elevation gain
500ft
Flatter than 30% of races
Estimated total climb
Field size
1K
Larger than 44% of races
Estimated field
PR potential
7.3/10
Ahead of 37% of races
Almanac model
Percentiles compare this race against all 224 U.S. marathons in the Almanac.
Course profile
500 ft gain · 0 ft net
Rolling course, out-and-back.
0510152026.2
Race-day weather
Modeled from location, month and coastal proximity, not verified race history.
6 AM
35°
Start
43°
Midday
54°
ExcellentGoodWarmHeat risk
Typical start sits at 43°F, excellent marathon conditions.
Typical dew point 31°F, 16% chance of precipitation, wind around 7 mph. All modeled.
The bottom line
A small race that trades atmosphere for room to run.
CDA 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 Coeur d'Alene, ID, with steady rollers that reward even pacing.
The case for it
- Runners who want a low-key start
The tradeoffs
- No notable warnings in the data.
Course and logistics
- Course type
- Out-and-Back
- Surface
- Road
- Profile
- Rolling
- Total gain
- 500 ft(estimated)
- Total loss
- 500 ft(estimated)
- Net elevation
- 0 ft(estimated)
- Field size
- ~1,000 runners(estimated)
- Crowd support
- Pockets of spectators
- Entry
- Easy
- Entry fee
- $100(most recent listed price)
- Day of week
- Saturday
- Start / finish
- Start and finish in the same area
Race details
- Typical timing
- Late May
- Next confirmed date
- Saturday, May 29, 2027
- Registration
- Open now
- Region
- Mountain West
- Editorial tier
- Recommended
- Data last reviewed
- 2026-08-26
- Out-and-back
- Easy entry
Similar races
Races with a comparable profile.
- Weather
- 52°Ftypical startModelled estimate
- Field size
- ~800 runners
- Course
- Rolling
- Elevation
- 900 ft gain · 0 ft net
Event listed as: Marathon
PR7Weather9Experience7
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