• Ultramarathon
  • 80.5 km
  • Boonsboro to Williamsport, Washington County
  • Event weekend starts
  • Sold out

JFK 50 Mile Ultramarathon

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2026 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

Decision summary

JFK 50 Mile Ultramarathon at a glance

Cut-off average pace
9:42/km

13:00:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Typical conditions
88/100

Historical race-date favourability, not a forecast

Evidence depth
40 verified facts

Source facts available

Route details

Known course facts at a glance

Methodology →

JFK 50 Mile Ultramarathon has known course details for its ultramarathon race. The summary below keeps the focus on what is confirmed for the course.

Official distance
80.5 km
Terrain
Trail, Towpath, Road, Mixed
Scenery
Countryside, Waterfront, Mountain, Forest, Riverside, Historic

Quick answers

What runners ask first

Where can I find the JFK 50 Mile Ultramarathon route map?

Use the official course links on this page for the organiser route page, map PDF or route download.

Official course links

Where does the JFK 50 Mile Ultramarathon route go?

The JFK 50 Mile Ultramarathon route starts at Downtown Boonsboro, Maryland (elevation 570 ft) and finishes at Springfield Middle School, Williamsport, Maryland (elevation 452 ft). Underfoot, expect mixed: road start, rocky Appalachian Trail (miles 2.5-15.5), unpaved C&O Canal towpath (15.5-41.8), paved country roads (final 8.4 miles). It passes Appalachian Trail, C&O Canal towpath, Williamsport and South Mountain. the rocky Appalachian Trail section limits field size.

What should runners know on race day for the JFK 50 Mile Ultramarathon?

At least 14 fully stocked aid stations (approx miles 4, 9, 16, 19, 22, 25, 27, 30, 34, 38, 42, 44, 46, 48). 14.

Race character

Scenery

  • Countryside
  • Waterfront
  • Mountain
  • Forest
  • Riverside
  • Historic

Atmosphere

  • Community
  • Destination

Terrain

  • Trail
  • Towpath
  • Road
  • Mixed
Technicality
Moderate
Net elevation
-36 m

Entry, logistics and records

Records and field

Men's course record
5:08:27 (David Sinclair)
Women's course record
5:57:32 (Rachel Drake)
Field cap
1,000

Entry requirements

Entry status
Sold out: Sourced entry status says this edition is sold out.
Cut-off
13-hour time limit; 6:30 a.m. start, finish cutoff 7:30 p.m.; seven intermediate checkpoint cutoffs.
Sold out
Yes
Qualification status
None

Race day logistics

Aid stations
At least 14 fully stocked aid stations (approx miles 4, 9, 16, 19, 22, 25, 27, 30, 34, 38, 42, 44, 46, 48).
Headphones allowed
No
Medal
Finisher medallions for all within the time limit; prize money for the top 10.

Access and course status

Start
Downtown Boonsboro, Maryland (elevation 570 ft)
Finish
Springfield Middle School, Williamsport, Maryland (elevation 452 ft)

Course facts

Course type
Point To Point
Surface
Mixed: road start, rocky Appalachian Trail (miles 2.5 15.5), unpaved C&O Canal towpath (15.5 41.8), paved country roads (final 8.4 miles).
Landmarks
Appalachian Trail, C&O Canal towpath, Williamsport, South Mountain
Notable features
  • Personal listening devices and pacers prohibited
  • handlers permitted only at three designated locations
  • the rocky Appalachian Trail section limits field size

What are typical race-day conditions?

  • 6°CTypical temperature
  • 18 kphTypical wind
  • 2 mmTypical rainfall
  • 88Favourability /100
Typical conditions for the race date and locality, cooler than the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.