Milton, MA, United States · Sunday, April 18, 2027

Fixed Distance 50K

TARC Dont Run Boston (DRB) 50K Split

200 days away

50 km Distance

1,500 m Climbing

4.8 Grit · Challenging

42.2495° N, 71.0662° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 30 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.

Field size ~26 Small. Long stretches with nobody in sight.

DUV results for the 2021 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, April

Daytime high 13°C

Night low 3°C

Rainfall Showers likely

Daylight 13 h 27 m of light

Regional 2001-2020 average for April — NASA POWER, grid elevation 63 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2021	50km	26	Jacob Varekamp · 06:01:00	Laura Ricci · 06:19:00
2009	50km	16	Garry Harrington · 05:16:00	Debra (Deb) Pero · 07:13:00
2008	50km	9	Robert Mathes · 06:04:00	—
2007	50km	9	Garry Harrington · 06:10:00	Kathy Youngren · 08:37:00
2006	50km	10	Stephen (Steve) Pero · 06:54:00	Sue Johnston · 06:39:00
2005	50km	9	Craig Wilson · 05:54:00	Sue Johnston · 06:36:00
2004	50km	12	Wesley Finnemore · 05:48:00	Debra (Deb) Pero · 07:22:00
2003	50km	9	Craig Wilson · 06:34:00	Sue Johnston · 06:34:00
2002	50km	7	Stephen (Steve) Pero · 06:04:00	Debra (Deb) Pero · 07:00:00
2001	50km	13	Hans Put · 06:50:00	Christy Cosgrove · 06:50:00

The field grew 63% between 2009 (16) and 2021 (26). 19% of the 2021 field were women.

DUV results for the 2021 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

⛰️ terrain

This is a rolling course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert

👟 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 with 1,500 m of ascent.

Trail Running Shoes 30 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition 50 km of self-supported fuelling between aid stations.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 1,500 m of ascent to walk up.
GPS Watches Battery life first — a 50 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

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

Spring Energy