Natchitoches, LA, United States · Saturday, February 20, 2027

Fixed Distance 100K

Red Dirt Ultra 100 Km

143 days away

100 km Distance

not publishedn/a Climbing

5.0 est Grit · Challenging

Calculated from 100 km alone — the organiser has not published an elevation profile. Read 5.0 as a floor, not a verdict.

31.7607° N, 93.0863° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 14 hours 8:24 min/km average. Comfortable. Room to walk the climbs and stop at aid. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Tighter than 85% of 100K races. Measured against 214 races of the same distance. Cut-off calculator →

Field size ~8 Tiny. You will run alone for most of it.

DUV results for the 2026 edition (100km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, February

Daytime high 16°C

Night low 4°C

Rainfall Showers likely

Daylight 11 h 12 m of light

Regional 2001-2020 average for February — NASA POWER, grid elevation 64 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	100km	8	Kalo Axsom · 12:54:41	Caroline Crisp · 14:36:31
2024	100km	20	Logan Trimm · 11:26:56	Piper Gray · 13:17:56
2023	100km	23	Mason Joiner · 12:10:57	Bridget Schwenne · 17:20:46
2022	100km	10	Joseph Robicheaux · 11:14:26	Robin Cobb · 11:23:04
2021	100km	10	Williams Andrade · 12:36:19	Fawn Hernandez · 12:39:13
2020	100km	12	Brandon Pierot · 09:10:00	Bridget Schwenne · 11:27:00
2019	100km	8	Mark Martinsen · 10:53:13	Nicki Klein · 14:28:22
2018	100km	24	Mark Martinsen · 09:47:37	Rhea Loney · 10:12:15
2017	100km	22	Roger Rholdon · 09:38:52	Jennifer McClean · 12:02:52

The field shrank 60% between 2024 (20) and 2026 (8). 38% of the 2026 field were women.

DUV results for the 2026 edition (100km) — 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

🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 100 km of trail.

Trail Running Shoes 100 km of trail — cushioning that is still there in the last quarter.
Race Nutrition Past 100 km the palate quits before the legs do — carry more than one flavour.
Hydration Vests Flask capacity for 100 km, without the bounce.
Headlamps A 14 h limit puts you out there after dark.
Accessories Chafe and blisters end more 100 km races than fitness does.

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Asics