Articles

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Sweltering Summer Ultra

Name: Sweltering Summer Ultra
Start: 2025-08-09
End: 2025-08-09
Location: Pittsfield

Pittsfield, United States • 9 Aug 2025

The Sweltering Summer Ultra is an annual running event held at Clapp Park in Pittsfield, Massachusetts. The 13th edition features an 8-hour race on a certified 0.355-mile dirt and cinder track, with runners switching directions halfway through. Participants can run or walk as many laps as they choose, with chip timing and a live leaderboard provided.

The event includes a well-organized aid station with a no-contact bottle refill system, prepackaged snacks, ice pops, and pizza. A virtual 12-hour option is also available to support the AYJ Fund, benefiting children with cancer. Awards are given for overall and age group winners, and the race is part of the BURCS BADASS series. Visit the organization's website for the most recent information.

United States Massachusetts Pittsfield

Race information

Website Registration

8 hr

8-Hour

Visit the organization's website for the most recent information.

Trail runs nearby

Sat - Sun May-Jun 31-1

Chesterfield Gorge Ultra & 25k

Chesterfield - 21 mi from Pittsfield

...

The Chesterfield Gorge Ultra & 25k is a unique running event held at the Chesterfield Gorge Reservation, featuring a 'choose your own adventure' format. Participants can select from various distances, including 100 miles, 100k, 50 miles, 50k, and 25k, with staggered starts to manage the flow of runn..

Sunday Jun 15

TSR Trail Half Marathon

Adams - 13 mi from Pittsfield

10 km

21 km

The TSR Trail Half Marathon will take place in Adams on Sunday 15 June 2025. You can run between 10 and 21 kilometers.

Saturday Jun 21

Edge Hill Trail Race

Ashfield - 23 mi from Pittsfield

10 km

30 km

50 km

The Edge Hill Trail Race, scheduled for 2025, is a collaborative event with the Franklin Land Trust, celebrating the scenic trails and dirt roads of Ashfield. This race emphasizes a relaxed atmosphere, encouraging participants to enjoy the natural beauty while challenging themselves physically and s..

Saturday Jun 21

Free to Run Trail Races

The Free to Run Trail Races, hosted by the Berkshire Ultra Running Community for Service (BURCS), take place in Pittsfield State Forest, Massachusetts. Scheduled for June 21, 2025, the event offers three distances: 15K, 25K, and 50K ultramarathon. The challenging course features a double-loop figure..

Fri - Mon Jul 11-14

Notchview Ultra

Windsor - 11 mi from Pittsfield

...

The Notchview Ultra, held in Windsor, Massachusetts, is a multi-day ultrarunning event featuring various race durations including 100.7 miles, 72 hours, 48 hours, 24 hours, 12 hours, and 6 hours. The course is a scenic, well-maintained 1.9-mile perimeter loop trail around Notchview, with runners pas..

Saturday Aug 23

Jug End Loop Ultra

Great Barrington - 18 mi from Pittsfield

4 mi

The Jug End Loop Ultra is a 6-hour ultra running event held at Jug End State Reservation in Egremont, Massachusetts. Participants run multiple laps of a challenging 4.2-mile course featuring woods, fields, and an apple orchard, with an elevation change of 830 feet per lap, split evenly between uphil..