Ultra Running Hub Idaho Falls, Idaho, United States · Friday, January 8, 2027
Backyard
Dizzy Horse A Winter Backyard Ultra
114 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.
What the course asks
Field size ~69 Mid-sized. Company early, well spread out by halfway.
DUV results for the 2025 edition (26h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, January
Daytime high -2°C
Night low -12°C
Rainfall Mostly dry
Daylight 9 h 07 m of light
Regional 2001-2020 average for January — NASA POWER, grid elevation 1673 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 this trail race.
- Trail Running ShoesCushioning on trail that is still there in the last quarter.
- Race NutritionSelf-supported fuelling between aid stations.
- Hydration VestsFlask capacity without the bounce.
- HeadlampsA 26 h limit puts you out there after dark.
- GPS WatchesBattery life first — an ultra outlasts most full-GPS modes.
Similar races
Other trail ultras of the same format.