New Boston, NH, United States · Saturday, November 7, 2026

Timed 12 hours

The Hamsterwheel 12 Hour Run

38 days away

not publishedn/a Distance

not publishedn/a Climbing

not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

42.9762° N, 71.6940° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~51 Small. Long stretches with nobody in sight.

DUV results for the 2025 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, November

Daytime high 8°C

Night low -1°C

Rainfall Showers likely

Daylight 10 h 05 m of light

Regional 2001-2020 average for November — NASA POWER, grid elevation 259 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	12h	51	David Desnoyers · 102.998 km	Lesley Rossi · 102.998 km
2024	12h	49	Bill Elliott · 102.998 km	Elizah Markwood · 90.123 km
2023	12h	47	Brendan Chambers · 109.435 km	Christina Friedman · 96.560 km
2022	12h	34	Andrew Tidd · 115.872 km	Tammy Turcotte · 102.998 km
2021	12h	49	Tino Fidalgo · 109.435 km	Allie Bartak · 102.998 km
2020	12h	44	Johan Keller · 128.747 km	Ramona Moore · 96.560 km
2019	12h	21	Peter Lawry · 102.998 km	Megan Lenane · 115.872 km
2018	12h	29	Timm Huffman · 102.998 km	Lauren Pettit · 96.560 km
2017	12h	13	Brandon Ambrose · 96.560 km	Claire Robinson-White · 77.248 km
2016	12h	7	Jacob Royer · 83.685 km	Ann Alessandrini · 90.123 km

The field has held steady: 49 in 2024, 51 in 2025. 53% of the 2025 field were women.

DUV results for the 2025 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for this trail race.

Trail Running Shoes Cushioning on trail that is still there in the last quarter.
Race Nutrition Self-supported fuelling between aid stations.
Hydration Vests Flask capacity without the bounce.
Headlamps A 12 h limit puts you out there after dark.
GPS Watches Battery life first — an ultra outlasts most full-GPS modes.

Saucony

Peregrine 14

RunRepeat found the Saucony Peregrine 14 to have a natural running feel and superb value, while also being flexible and comfortable. iRunFar noted that the shoe…

★★★★★ 4.5

Adidas

Terrex Agravic Speed Ultra

RunRepeat found the Adidas Terrex Agravic Speed Ultra to be perfect for midfoot and forefoot strikers, while iRunFar noted that the shoe feels incredibly effici…

★★★★★ 4.5

Spring Energy