Half Marathons in Massachusetts — 2026

There are 25 half marathons in Massachusetts scheduled for 2026. The next is the PortRun Half Marathon & 5K in Newburyport on October 31. Massachusetts half marathons run primarily October through September.

Around Cape Ann Half Marathon

Sun, Oct 18 · Gloucester, MA Gloucester

Half Marathon

From $79 Open Closing Soon

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Cambridge Half Marathon + 5K

Sat, Oct 31 · Cambridge, MA Cambridge

Cambridge 5K Charity RunnerCambridge 5KCambridge Half Marathon +3

From $45 Open Closing Soon 4 spots left

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PortRun Half Marathon & 5K

Sat, Oct 31 · Newburyport, MA Newburyport

5KHalf Marathon

From $29 Closed

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Ocean View Half Marathon & 5K

Sun, Nov 1 · Ipswich, MA Ipswich

5KHalf Marathon

From $29 Open

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Harborside Half Marathon & 5K

Sun, Nov 8 · Newburyport, MA Newburyport

5KHalf Marathon - Ryan CorriganHalf Marathon +2

From $39 Open 1 spots left

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Monson Memorial Classic Half Marathon & 5K

Sun, Nov 8 · Monson, MA Monson

Monson Memorial Classic 5KMonson Memorial Classic Half Marathon

From $30 Open

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Rucking for Veterans Veterans Day Ruck

Wed, Nov 11 · Westport, MA Westport

Virtual 11 Mile Veterans Day Ruck11 Mile Veterans Day Ruck22 Mile Veterans Day Ruck +1

From $55 Open

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Livestrong at the Y 5K & Half Marathon

Sat, Nov 21 · Peabody, MA Peabody

Livestrong at the Y 5KLiveStrong at the Y Half Marathon

From $30 Open

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Jingle Bell Half Marathon & 5K

Sun, Dec 6 · Haverhill, MA Haverhill

5KVirtual 5KVirtual Half Marathon +1

From $34 Open 5 spots left

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Happy Holidays Half MerryThon & 5K Race

Sun, Dec 6 · Gloucester, MA Gloucester

5KHalf Marathon

From $29 Open Closing Soon

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Frosty Half-Marathon

Sun, Dec 6 · Raynham, MA Raynham

Frosty Half-Marathon

From $65 Open

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The Great Stew Chase

Sun, Jan 31 · Lynn, MA Lynn

15K Two Person Relay (2 x 4.6 miles)15K Individual (9.321 miles)

From $35 Open

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20th Wild Rover Series

Sun, Feb 28 · Merrimack Valley, MA Merrimack Valley

Frozen Shamrock 3-Mile Run 2027Frozen Shamrock 3-Mile Run 20264 Leaf Rover 4-Mile Run 2026 +5

From $38 Closed

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MV Winter Classic 20 Miler and Amity Relay

Sat, Mar 6 · Vineyard Haven, MA Vineyard Haven

Amity Island RelayAmity Island RelayMV Classic +1

From $75 Open

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Fool's Dual Half Marathon

Sat, Apr 3 · Gloucester, MA Gloucester

5K5KHalf Marathon +1

From $29 Open

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The Mass Half

Sun, Apr 4 · Worcester, MA Worcester

The Mass Half (run + fundraise)The Mass Half College StudentsThe Mass Half Marathon Charity Bib Runner +1

From $85 Open Closing Soon

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Marblehead Half Marathon

Sun, Apr 11 · Marblehead, MA Marblehead

Half MarathonHalf Marathon

From $79 Open

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Ipswich Ale Half Marathon

Sat, Apr 24 · Ipswich, MA Ipswich

Ipswich Ale Half MarathonHalf Marathon

From $99 Open

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Twin Lights Half Marathon

Sun, May 2 · Gloucester, MA Gloucester

Half MarathonHalf Marathon

From $79 Open

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Enjoy Your Life Happy Half Marathon & Friendly 5K

Sat, May 8 · Amesbury, MA Amesbury

Friendly 5KFriendly 5KHalf Marathon +1

From $35 Open

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Barns & Blooms Half Marathon

Sat, May 15 · South Hamilton, MA South Hamilton

Half MarathonHalf Marathon

From $79 Open

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2027 Horseneck Half & 3.5 Miler

Sun, May 23 · Westport, MA Westport

3.5 Mile Run3.5 Mile RunHalf Marathon +1

From $45 Closed

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Twin Lobster Half Marathon

Sun, Jun 6 · Gloucester, MA Gloucester

Half MarathonHalf Marathon

From $79 Open

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Town and Country Half Marathon & 5K

Sun, Jun 27 · Newburyport, MA Newburyport

5K5KHalf Marathon +1

From $29 Open

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TripleThreat Half Marathon & 5K

Sun, Aug 1 · Rockport, MA Rockport

5K5KHalf Marathon +1

From $29 Open

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Half Marathon-by-the-Sea

Sun, Sep 12 · Manchester-by-the-Sea, MA Manchester-by-the-Sea

Half MarathonHalf Marathon

From $79 Open

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