Benton, AR, United States · Sunday, November 29, 2026

Timed 12 hours

Sunset 12 Hour Endurance Challenge

60 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.

34.5645° N, 92.5868° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~15 Tiny. You will run alone for most of it.

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 17°C

Night low 5°C

Rainfall Showers likely

Daylight 10 h 04 m of light

Regional 2001-2020 average for November — NASA POWER, grid elevation 109 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	12h	15	Ethan Lamp · 88.208 km	Heather Anzalone · 86.566 km
2024	12h	9	Tony Baily · 81.674 km	Erika Ashley · 117.610 km
2023	12h	11	Daniel Arnold · 117.610 km	Erika Ashley · 109.435 km
2022	12h	5	Daniel Evans · 78.375 km	Ramona Stein · 81.754 km
2021	12h	4	Matthew Jackson · 93.116 km	Missy Harken · 83.315 km
2019	12h	5	Nathan Harris · 86.574 km	Mary Ann Hansen · 78.407 km
2018	12h	6	Daniel Campbell · 50.646 km	Laura Kearns · 112.718 km
2017	12h	8	Shane Poland · 91.475 km	Missy Harken · 65.339 km
2016	12h	6	Eddy Light · 50.638 km	Susan Beckwith · 50.638 km
2015	12h	1	—	Kristin Parker · 50.758 km

The field grew 67% between 2024 (9) and 2025 (15). 47% 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.