Ashburnham, MA, United States · Saturday, May 8, 2027

Fixed Distance 50 mi

TARC Wapack and Back 43 Mile Trail Race

220 days away

69 km Distance

not publishedn/a Climbing

3.5 est Grit · Challenging

Calculated from 69 km alone — the organiser has not published an elevation profile. Read 3.5 as a floor, not a verdict.

42.6362° N, 71.9078° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 14 hours 12:10 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 Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it.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 66% of 50 mi races. Measured against 471 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 (43mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, May

Daytime high 19°C

Night low 8°C

Rainfall Showers likely

Daylight 14 h 20 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 205 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	43mi	19	Walter Muhonen · 07:02:28	Caitlin Sheasley · 10:45:30
2025	43mi	17	Walter Muhonen · 07:47:58	Meg Miller · 11:53:23
2024	43mi	25	Adam Ribeiro · 08:32:00	Kara Olivito · 09:27:00
2023	43mi	16	Lars Sauvola · 08:58:00	Annie-Claude Vaillancourt · 10:26:00
2022	43mi	11	John Paul Krol · 09:14:32	Kristen Smith · 13:20:00
2019	43mi	26	Edward Cullen · 08:06:17	Kara Olivito · 10:22:16
2018	43mi	14	Jeffrey Mitchell · 09:20:30	Carolyn Shreck · 12:23:40
2017	43mi	14	Jason Gray · 09:09:40	Carly Sedgwick · 11:35:36
2016	43mi	12	Michael King · 08:48:24	Michele Maxson · 12:05:08
2015	43mi	16	Jack Bailey · 08:38:20	Tammy Godin · 13:01:10

The field grew 12% between 2025 (17) and 2026 (19). 26% of the 2026 field were women.

DUV results for the 2026 edition (43mi) — 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 69 km of trail.

Trail Running Shoes 69 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 69 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 69 km, without the bounce.
Headlamps A 14 h limit puts you out there after dark.
GPS Watches Battery life first — a 69 km day outlasts most full-GPS modes.

Adidas

Terrex Speed Ultra

RunRepeat found the Adidas Terrex Speed Ultra to have a grippy outsole and great lockdown, while iRunFar noted that the shoe works on a variety of trail conditi…

★★★★★ 4.5

Adidas

Terrex Agravic Speed Ultra

RunRepeat found the Adidas Terrex Agravic Speed Ultra to be perfect for midfoot and forefoot strikers, while iRunFar noted that the shoe feels incredibly effici…

★★★★★ 4.5

Spring Energy