Ultra Running Hub Medfield, MA, United States · Saturday, August 7, 2027
Fixed Distance 50 mi
TARC Summer Classic 40 Mile
325 days away
64 km Distance
not publishedn/a Climbing
3.2 est Grit · Challenging
Calculated from 64 km alone — the organiser has not published an elevation profile. Read 3.2 as a floor, not a verdict.
What the course asks
Time limit 11 hours
10:19 min/km average. Generous. Walkable throughout for most of the field. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. About average for a 50 mi. Measured against 455 races of the same distance. Cut-off calculator →
Field size ~19 Tiny. You will run alone for most of it.
DUV results for the 2025 edition (40mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, August
Daytime high 28°C
Night low 17°C
Rainfall Mostly dry
Daylight 14 h 16 m of light
Regional 2001-2020 average for August — NASA POWER, grid elevation 63 m. Not a forecast.
The Aid Station
Course-specific beta from the community
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 64 km of trail.
- Trail Running Shoes64 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition64 km of self-supported fuelling between aid stations.
- Hydration VestsFlask capacity for 64 km, without the bounce.
- GPS WatchesBattery life first — a 64 km day outlasts most full-GPS modes.
Course Notes
In Noon Hill Reservation. Mostly single track trail with varied terrain.
Similar races
Other 50 mi trail ultras, closest in distance first.