Butte, MT, United States · Sunday, July 25, 2027

Fixed Distance 50K

The Divide 50

298 days away

50 km Distance

not publishedn/a Climbing

2.5 est Grit · Entry level

Calculated from 50 km alone — the organiser has not published an elevation profile. Read 2.5 as a floor, not a verdict.

46.0038° N, 112.5347° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 18 hours 21:36 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 Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Among the most forgiving 50K cut-offs we track. Measured against 1034 races of the same distance. Cut-off calculator →

Field size ~17 Tiny. You will run alone for most of it.

DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, July

Daytime high 26°C

Night low 9°C

Rainfall Mostly dry

Daylight 15 h 07 m of light

Regional 2001-2020 average for July — NASA POWER, grid elevation 1867 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	50km	17	Wes Harshberger · 04:36:29	Kristen Villa · 05:46:15
2024	50km	9	Kelly Sandefer · 05:42:41	Elizabeth Peabody · 05:51:51
2023	50km	13	Austin Allen · 04:27:18	Alisa Hashley · 05:23:03
2022	50km	20	Garrett McAllister · 05:37:03	Chloe Lundquist · 07:02:57
2021	50km	31	Tyler Noland · 05:23:00	Natalie Como · 05:00:00
2019	50km	26	Jonas David · 05:56:34	Leah Handelman · 05:09:44
2018	50km	11	Monte Cole · 05:14:00	Julie Donagan · 05:27:30

The field grew 89% between 2024 (9) and 2025 (17). 71% of the 2025 field were women.

DUV results for the 2025 edition (50km) — finishers 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 50 km of trail.

Trail Running Shoes 50 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 50 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 50 km, without the bounce.
Headlamps A 18 h limit puts you out there after dark.
GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.

Adidas

Terrex Speed Ultra

RunRepeat found the Adidas Terrex Speed Ultra to have a grippy outsole and great lockdown, while iRunFar noted that the shoe works on a variety of trail conditi…

★★★★★ 4.5

La Sportiva

Prodigio Pro

RunRepeat found the La Sportiva Prodigio Pro to have a secure, locked-in fit due to its premium upper, and also praised the shoe's energetic ride, particularly…

$225 ★★★★★ 4.6

Skratch Labs