Ultramarathons in Massachusetts
As of October 6, 2026, Crewable lists 8 upcoming ultramarathons in Massachusetts from October 2026 to April 2027. The next is WWII Veterans Memorial Trail Weighted Race on October 17 in Mansfield. Registration is open for 1.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
Race calendar
October 2026
5 racesNovember 2026
1 raceDecember 2026
1 raceApril 2027
1 raceQuick answers
What is the next ultramarathon in Massachusetts?
WWII Veterans Memorial Trail Weighted Race, on Saturday, October 17, 2026, in Mansfield. Distances: 6 hr.
How many ultramarathons in Massachusetts have open registration?
1 of the 8 list registration as open as of October 6, 2026, including Race for the Refuge.
What is the busiest month for ultramarathons in Massachusetts?
October 2026, with 5 of the 8. November 2026 follows with 1.
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