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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • Ultramarathon
  • 80.5 km
  • Ashburnham
  • Event weekend starts
  • Sold out

TARC Wapack and Back Ultramarathon

This race edition

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

Entry options

2027 edition

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

View verified GPS mapOfficial event website ↗
Data current as of

Decision summary

TARC Wapack and Back Ultramarathon at a glance

Cut-off average pace
10:49/km

14:30:00 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
39 verified facts

Stored GPS route

Quick answers

What runners ask first

TARC Wapack and Back Ultramarathon route map

raceindex.org has a GPS course file for TARC Wapack and Back Ultramarathon, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the TARC Wapack and Back Ultramarathon?

The TARC Wapack and Back Ultramarathon is described as mountainous. The course listing puts the climb at 3,292 m.

Where does the TARC Wapack and Back Ultramarathon route go?

The TARC Wapack and Back Ultramarathon route starts at DCR Mount Watatic Reservation entrance, Ashburnham, Massachusetts (just south of the New Hampshire border) and finishes at DCR Mount Watatic Reservation, Ashburnham, Massachusetts (43M/50M return to start); 21.5M finishes at the northern terminus on Mountain Road, North Pack Monadnock, NH. Underfoot, expect technical trail: boulder fields, rocky ledges, granite slabs, single track with rocks and roots, and a little fire road. It passes Mount Watatic, Wapack Trail, North Pack Monadnock and Windblown.

What should runners know on race day for the TARC Wapack and Back Ultramarathon?

Four water/aid stations along the course spaced no more than 7.5 miles apart, offering water, Hyle Hydration drink, and basic food (candy, chips). 4.

Race character

Scenery

  • Countryside
  • Historic
  • Mountain
  • Forest

Atmosphere

  • Wilderness
  • Community

Terrain

  • Trail
Elevation character
Mountainous
Technicality
Very Technical
Source-stated ascent
3,292 m

Entry, logistics and records

Records and field

Men's course record
8:51:34 (Josh Katzman)
Women's course record
10:43:10 (Samantha Leblanc)
Field size
This race sells out

Entry requirements

Entry status
Sold out: Sourced entry status says this edition is sold out.
Cut-off
50M & 43M start 5:00 am; 21.5M starts 9:00 am. Cutoffs: 3:30 pm at Windblown, 5:00 pm at Watatic trailhead (43M finish), 7:30 pm return to Watatic (50M finish)
Sold out
Yes
Qualification status
No qualifying standard; open registration on a first Come basis until sold out

Race day logistics

Aid stations
4
Bag drop
Four water/aid stations along the course spaced no more than 7.5 miles apart, offering water, Hyle Hydration drink, and basic food (candy, chips)

Access and course status

Start
DCR Mount Watatic Reservation entrance, Ashburnham, Massachusetts (just south of the New Hampshire border)
Finish
DCR Mount Watatic Reservation, Ashburnham, Massachusetts (43M/50M return to start); 21.5M finishes at the northern terminus on Mountain Road, North Pack Monadnock, NH

Course facts

Course type
Out And Back
Surface
Technical trail: boulder fields, rocky ledges, granite slabs, single track with rocks and roots, and a little fire road
Landmarks
Mount Watatic, Wapack Trail, North Pack Monadnock, Windblown
Notable features
  • Registration opens Jan 1, 2027 via runreg.com
  • online registration closes at the start of race week. No race-day registration is offered. No refunds, transfers, or deferrals
  • Rocky ledges afford views of the Boston skyline to the east, the Berkshire and Green Mountains to the west, and the White Mountains to the north
  • Youth runners 19 years old or under receive $10 off entry across all distances

What are typical race-day conditions?

  • 11°CTypical temperature
  • 18 kphTypical wind
  • 3 mmTypical rainfall
  • 88Favourability /100
Typical conditions for the race date and locality, within the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (2)

Read the full methodology →