McClellanville, SC, United States · Saturday, March 6, 2027

Fixed Distance 50 mi

Swamp Fox Ultra 50mi

157 days away

80 km Distance

not publishedn/a Climbing

4.0 est Grit · Challenging

Calculated from 80 km alone — the organiser has not published an elevation profile. Read 4.0 as a floor, not a verdict.

33.0882° N, 79.4612° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 14 hours 10:30 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 Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. About average for a 50 mi. Measured against 471 races of the same distance. Cut-off calculator →

Field size ~44 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (50mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, March

Daytime high 18°C

Night low 13°C

Rainfall Mostly dry

Daylight 11 h 37 m of light

Regional 2001-2020 average for March — NASA POWER, grid elevation 4 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	50mi	44	Patrick Mitrovich · 08:55:00	Carrie Krohn · 11:10:13
2025	50mi	16	Nicolas Delon · 09:51:23	Alexander Wetherill · 11:42:29
2024	50mi	23	Michael Materne · 08:49:29	Traci Finley · 11:59:17
2023	50mi	13	Levi Tanner · 09:41:07	Laura Boselowitz · 12:41:04
2022	50mi	4	Aaron Hansen · 08:36:46	Mary Ann Yarborough · 19:09:56
2021	50mi	4	Kevin Holder · 11:55:22	Hannah Millwood · 10:43:05
2020	50mi	8	Grant Christian · 10:14:37	Grace Romasko · 14:06:46
2019	50mi	3	Aaron Burlingame · 13:53:53	Cassandra Mauer · 13:07:46
2018	50mi	6	Patrick O'Rourke · 10:40:07	—
2017	50mi	6	Wade Wiley · 09:29:06	Sarah Harriman · 09:29:03

The field grew 175% between 2025 (16) and 2026 (44). 16% of the 2026 field were women.

DUV results for the 2026 edition (50mi) — 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 80 km of trail.

Trail Running Shoes 80 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 80 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 80 km, without the bounce.
Headlamps A 14 h limit puts you out there after dark.
GPS Watches Battery life first — a 80 km day outlasts most full-GPS modes.

Salomon

Ultra Glide 4

$159.95 ★★★★★ 4.6

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

Skratch Labs

Sport Hydration Mix

Clean electrolyte drink mix with real fruit flavor. Low sugar.

$20 ★★★★★ 4.5

Salomon

ADV Skin 12

Industry-standard 12L race vest with front flask pockets and minimal bounce.

$180 ★★★★★ 4.8

Nitecore

UT32

Dual-beam trail running headlamp (1100 lumens) with spot and flood beams.

$100 ★★★★★ 4.5

Suunto

Vertical

Titanium GPS watch with solar charging, offline maps, and 140-hour GPS battery.

$630 ★★★★★ 4.5

All gear guides →

Overview

The Swamp Fox Ultra 50mi, organised by Eagle Endurance in McClellanville, SC, is a trail race through the Francis Marion National Forest. The course length is 52.9 miles, with 2 miles of dirt road and the rest single track.

With 10 editions run since 2017, the most recent in 2026 had 44 finishers. The field size is larger than 46% of 50-mile races.

The 14-hour time limit for this 80-kilometer event means a tighter cutoff than 60% of 50-mile races, requiring a pace under 10.5 minutes per kilometer.

Similar races

Other 50 mi trail ultras, closest in distance first.