Marathons in Massachusetts 2026 | Upcoming Races & Dates

There are 6 marathons in Massachusetts scheduled for 2026. The next is the MV Hospital Sullivan 5K Run/Walk in Oak Bluffs on August 22. Massachusetts marathons run primarily August through April.

42nd Annual Greenfield Triathlon

Sun, Aug 2 · Greenfield, MA Greenfield

Sprint TriathlonThree Person Sprint TeamTwo Person Sprint Team +3

From $120 Open Closing Soon

MV Hospital Sullivan 5K Run/Walk

Sat, Aug 22 · Oak Bluffs, MA Oak Bluffs

5K Walk5K RunKids Dash

From $15 Open

UltraTrax Wachusett

Sun, Aug 30 · Westminster, MA Westminster

Level 1: 7-Mile CourseLevel 2: 14-Mile CourseLevel 3: 21-Mile Course +1

From $56 Open Closing Soon

Live Like Scott Event

Sat, Sep 19 · Hampden, MA Hampden

Run Like ScottRide Like ScottVirtually Like Scott FREE +3

From $0 Open

Baystate Marathon

Sun, Oct 18 · Lowell, MA Lowell

Half MarathonHalf Marathon Wheeled ParticipantMarathon +2

From $85 Open 10 spots left

Great Woods Marathon & 5k

Sat, Apr 24 · Mansfield, MA Mansfield

Two Mile Test Run5kGreat Woods Marathon +1

From $30 Open

Marathons in Massachusetts — 2026