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New Hampshire · Stark, NH · White Mountain Endurance

Kilkenny Ridge Race

50 Mile25 Mile25K
18SEP
Kilkenny Ridge Race
Date
Sep 18, 2027
First start
5:00 am
Distances
50 Mile · 25 Mile · 25K
Time limit
24 Hours
Elevation gain
15,000 feet

High above the bustle of the Whites lies Kilkenny Ridge — a long, lonely spine of wilderness where the trail narrows, the forest thickens, and the mountains ask for your full attention.

Our 25- and 50-mile distances follow the Kilkenny Ridge Trail end-to-end, gaining roughly 7,500 ft per direction on raw ridgelines, remote valleys, and soul-stirring viewpoints.

It’s unmarked, unmanned, and unapologetically wild. If you want a race that feels like a true mountain crossing, this is it.

Good to know

Where

Kilkenny Ridge Trail, Stark, NH

Pick your distance

The numbers for each course, straight from the race page. Compare them side by side below.

Date
Saturday, September 18, 2027
Start Time
5:00 am
Time Limit
24 Hours
Total Elevation Gain
15,000 feet
Max Elevation
4,143 feet

Compare the distances

50 Mile25 Mile25K
DateSaturday, September 18, 2027Saturday, September 18, 2027–
Start Time5:00 am7:00 am8:00 am
Time Limit24 Hours22 Hours20 Hours
Total Elevation Gain15,000 feet–4,048 feet
Max Elevation4,143 feet––
Distance–25 Miles15.3 Miles

Course & location

Kilkenny Ridge Trail, Stark, NH

Directions
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Kilkenny Ridge RaceSep 18 · Kilkenny Ridge Trail, Stark, NH

Past editions

3 editions since 2023, 339 finishers.

  1. 562023
  2. 1292024
  3. 1542025
All results
See you on the start line

Sep 18, 2027