Massachusetts · Half Marathon

Half Marathons in Massachusetts

Massachusetts currently has 22 upcoming half marathons with a confirmed date listed in RaceRove. Gloucester, Newburyport, Ipswich and Amesbury have the largest concentration of events.

November (5), October (4) and April (3) are the busiest months on the calendar right now. Another 12 annual half marathons are waiting for next year's date to be announced.

Upcoming, date confirmed
22
Active listings
34
Cities with races
26

More ways to browse Massachusetts

Upcoming half marathons in Massachusetts

All 22 with a confirmed date, soonest first.

Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.

Largest half marathon events in Massachusetts

By estimated field size across all distances at the event.

When half marathons happen in Massachusetts

March
1 upcoming race
April
3 upcoming races
May
3 upcoming races
June
2 upcoming races
September
2 upcoming races
October
4 upcoming races
November
5 upcoming races
December
2 upcoming races

Massachusetts cities with the most half marathons

Gloucester
3 upcoming races
Newburyport
3 upcoming races
Ipswich
2 upcoming races
Amesbury
1 upcoming race
Cambridge
1 upcoming race
Carver
1 upcoming race
Harvard
1 upcoming race
Haverhill
1 upcoming race

Annual events awaiting their next date

These half marathons are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.

  • Boston Half Marathon (B.A.A. Half Marathon)
    Boston, MA Usually held in November · date not confirmed
    Half Marathon ~9,000 runners
  • B.A.A. Half Marathon
    Boston, MA Usually held in November · date not confirmed
    Half Marathon ~6,000 runners
  • Boston's Run to Remember
    Boston, MA Usually held in May · date not confirmed
    Half Marathon5 Mile ~6,000 runners
  • New Bedford Half Marathon
    New Bedford, MA Usually held in March · date not confirmed
    Half Marathon ~2,500 runners
  • Tache Realty Wicked Half Marathon
    Salem, MA Usually held in September · date not confirmed
    Half Marathon ~1,000 runners
  • Twin Lights Half Marathon
    Gloucester, MA Usually held in May · date not confirmed
    Half Marathon ~800 runners
  • TripleThreat Half Marathon & 5K
    Rockport, MA Usually held in August · date not confirmed
    Half Marathon5K ~500 runners
  • Barefoot Half Marathon (13.1 miles)
    Shrewsbury, MA Usually held in September · next date not announced
    Half Marathon
  • Half Marathon-by-the-Sea
    Manchester-by-the-Sea, MA Usually held in September · next date not announced
    Half Marathon5K
  • Run to the Rock
    Marshfield, MA Usually held in September · next date not announced
    1/2 Marathon (all participants)10K Adult (18+)10K Senior (70+)10K Student (17 & under) +2 more
  • Tree House Brewing Company Half Marathon
    Deerfield, MA Usually held in September · next date not announced
    2026 Participant - Add Spectator TicketTree House Brewing Company Half MarathonWaitlist for the 2026 Tree House Half
  • Wild Bill Swim & Paddle Challenge
    Brookfield, MA Usually held in August · next date not announced
    400 yd Open Swim - Out and Back ($25)Half (1/2) Mile Open Water Swim ($30)One (1) Mile Paddlers Loop Challenge ($40

Half Marathons in nearby states

Guides from the RaceRove blog

Half Marathons in Massachusetts: common questions

How many half marathons are there in Massachusetts?
RaceRove currently lists 22 upcoming half marathons in Massachusetts with a confirmed date, plus 12 annual events whose next date hasn't been announced yet.
How long is a half marathon?
A half marathon is 13.1 miles (21.1 kilometres).
Which Massachusetts cities have the most half marathons?
By upcoming events listed in RaceRove: Gloucester (3), Newburyport (3), Ipswich (2), Amesbury (1) and Cambridge (1).
When is half marathon season in Massachusetts?
Of the upcoming half marathons listed, the busiest months are November (5), October (4) and April (3).
What is the biggest half marathon in Massachusetts?
By estimated field size, the largest event with a half marathon listed in Massachusetts is the TTP Cambridge Half Marathon + 5K, with about 10,000 runners across all of its distances.
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