- Weather
- 40°Ftypical startModelled estimate
- Field size
- ~800 runners
- Course
- Flat
- Elevation
- 150 ft gain · 0 ft net
Riverfront Park and City Island route
PR9Weather9Experience7
Late April · Northeast · Loop
Great Woods Marathon & 5k
Mansfield, MA · Saturday, April 24, 2027
Event: Great Woods Marathon
- Best for PR
- Boston Qualifier
Registration opens on the organizer's site
Typical start
41°
Cooler than 86% of U.S. marathons
Modeled historical conditions
Elevation gain
200ft
Flatter than 54% of races
Estimated total climb
Field size
400
Larger than 4% of races
Estimated field
PR potential
9.0/10
Ahead of 56% of races
Almanac model
Percentiles compare this race against all 224 U.S. marathons in the Almanac.
Course profile
200 ft gain · 0 ft net
Flat course, loop.
0510152026.2
Race-day weather
Modeled from location, month and coastal proximity, not verified race history.
6 AM
33°
Start
41°
Midday
52°
ExcellentGoodWarmHeat risk
Typical start sits at 41°F, excellent marathon conditions.
Typical dew point 34°F, 22% chance of precipitation, wind around 7 mph. All modeled.
The bottom line
A quietly fast race that does not ask for much beyond honest pacing.
Great Woods Marathon & 5k is a strong choice for a PR attempt, and Mansfield offers very little meaningful elevation. The tradeoff is atmosphere: expect long quiet stretches and few spectators.
Why runners choose this race
A loop course around Mansfield, MA, with very little meaningful elevation change.
The case for it
- PR attempts
- Boston qualification
- Runners who want a low-key start
The tradeoffs
- You want crowds and on-course energy
Course and logistics
- Course type
- Loop
- Surface
- Road
- Profile
- Flat
- Total gain
- 200 ft(estimated)
- Total loss
- 200 ft(estimated)
- Net elevation
- 0 ft(estimated)
- Field size
- ~400 runners(estimated)
- Crowd support
- Quiet, low-key
- Entry
- Easy
- Entry fee
- $95(most recent listed price)
- Day of week
- Saturday
- Start / finish
- Start and finish in the same area
Race details
- Typical timing
- Late April
- Next confirmed date
- Saturday, April 24, 2027
- Registration
- Open now
- Region
- Northeast
- Editorial tier
- Recommended
- Data last reviewed
- 2026-08-26
- Best for PR
- Boston Qualifier
- Loop course
- Flat course
- Easy entry
Similar races
Races with a comparable profile.
- Weather
- 56°Ftypical startModelled estimate
- Field size
- ~1,500 runners
- Course
- Flat
- Elevation
- 200 ft gain · 0 ft net
Event listed as: Marathon
PR9Weather8Experience7
- Weather
- 51°Ftypical startModelled estimate
- Field size
- ~1,000 runners
- Course
- Flat
- Elevation
- 50 ft gain
8+ miles on the ocean Boardwalk
PR9Weather9Experience7