Felton, DE, United States · Saturday, August 8, 2026

Fixed Distance 50K

Murderkill Ultramarathons

Race completed

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.

39.0085° N, 75.5780° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 12 hours 14:24 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 Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. More forgiving than 70% of 50K races. Measured against 1035 races of the same distance. Cut-off calculator →

Field size ~19 Tiny. You will run alone for most of it.

DUV results for the 2026 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, August

Daytime high 30°C

Night low 20°C

Rainfall Showers likely

Daylight 13 h 59 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 12 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	50km	19	Chaze Cathell · 06:07:50	Danielle Neathery · 06:09:59
2025	50km	11	Toby Ehrbaker · 05:10:37	Torianne Yetter · 05:20:40

The field grew 73% between 2025 (11) and 2026 (19). 37% of the 2026 field were women.

DUV results for the 2026 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 12 h limit puts you out there after dark.
GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.

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

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

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

COROS

APEX 2 Pro

GPS running watch with 75-hour GPS battery, topo maps, and training metrics.

$500 ★★★★★ 4.7

All gear guides →

Overview

The Murderkill Ultramarathons 50k takes place in Felton, DE, United States, in August. The latest edition had 19 finishers, placing its field size in the smallest 30% of 50k races.

With a 12-hour time limit, this 50k trail race has a cut-off pace of 14.4 minutes per kilometer. This limit is more generous than 24% of 50k races, offering more time on course than most. The course is a 3.1-mile loop within Killen's Pond State Park, featuring mostly dirt with some roots, rocks, and rubble, but described as gentler than most trails with low rise.

Similar races

Other 50K trail ultras, closest in distance first.