- Weather
- 77°Ftypical startModelled estimate
- Field size
- ~800 runners
- Course
- Rolling
- Elevation
- 400 ft gain
Coastal ocean run; whale watching
PR6Weather4Experience7
Early September · West Coast · Point-to-Point
Big Island International Marathon 2027 30 years running the old coast of Hawaii
Hilo, HI · Tuesday, September 1, 2026
Event listed as: Marathon
Registration opens on the organizer's site
Typical start
84°
Cooler than 0% of U.S. marathons
Modeled historical conditions
Elevation gain
700ft
Flatter than 20% of races
Estimated total climb
Field size
500
Larger than 14% of races
Estimated field
PR potential
5.3/10
Ahead of 15% of races
Almanac model
Percentiles compare this race against all 224 U.S. marathons in the Almanac.
Course profile
700 ft gain · 0 ft net
Rolling course, point-to-point.
0510152026.2
Race-day weather
Modeled from location, month and coastal proximity, not verified race history.
6 AM
76°
Start
84°
Midday
95°
ExcellentGoodWarmHeat risk
Typical start sits at 84°F, real heat risk.
Typical dew point 72°F, 16% chance of precipitation, wind around 7 mph. All modeled.
The bottom line
A small race that trades atmosphere for room to run.
Big Island International Marathon 2027 30 years running the old coast of Hawaii 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 point-to-point course around Hilo, HI, with steady rollers that reward even pacing.
The case for it
- Runners who want a low-key start
The tradeoffs
- You want crowds and on-course energy
Course and logistics
- Course type
- Point-to-Point
- Surface
- Road
- Profile
- Rolling
- Total gain
- 700 ft(estimated)
- Total loss
- 700 ft(estimated)
- Net elevation
- 0 ft(estimated)
- Field size
- ~500 runners(estimated)
- Crowd support
- Quiet, low-key
- Entry
- Easy
- Entry fee
- $75(most recent listed price)
- Day of week
- Tuesday
- Start / finish
- Start and finish in different locations
Race details
- Typical timing
- Early September
- Next confirmed date
- Tuesday, September 1, 2026
- Registration
- Open now
- Region
- West Coast
- Editorial tier
- Recommended
- Data last reviewed
- 2026-08-26
- Point-to-point
- Easy entry
Similar races
Races with a comparable profile.
- Weather
- 73°Ftypical startModelled estimate
- Field size
- ~15,000-20,000 runners
- Course
- Rolling
- Elevation
- 500 ft gain
No cut-off time; scenic coastal views
PR7Weather5Experience9
- Weather
- 80°Ftypical startModelled estimate
- Field size
- ~600 runners
- Course
- Hilly
- Elevation
- 1,200 ft gain
Tropical Tunnel of Trees and volcanic views
PR3Weather3Experience7