Half Marathons in Massachusetts — 2026

There are 27 half marathons in Massachusetts scheduled for 2026. The next is the Half Marathon-by-the-Sea in Manchester-by-the-Sea on September 13. Massachusetts half marathons run primarily September through June.

Half Marathon-by-the-Sea

Sun, Sep 13 · Manchester-by-the-Sea, MA Manchester-by-the-Sea

Half Marathon

From $79 Open Closing Soon

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Witch City Walking Tours Wicked Half Marathon

Sun, Sep 20 · Salem, MA Salem

1/2 Marathon

From $65 Open Closing Soon

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The Apple Harvest Ramble Half Marathon and 5K

Sun, Sep 27 · Harvard, MA Harvard

5KHalf Marathon

From $25 Open

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PortRun Half Marathon & 5K

Sun, Sep 27 · Newburyport, MA Newburyport

5KHalf Marathon

From $29 Open

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The Great River Challenge, Off-road Triathlon

Sat, Oct 3 · Northfield, MA Northfield

Solo Triathlon SUP Short Course2 Person Relay Team Triathlon Short Course3 Person Junior (20 & under) Triathlon Short Course +12

From $49.5 Open

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Nantucket Half Marathon

Sun, Oct 11 · Nantucket, MA Nantucket

Half Marathon

From $100 Open

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Around Cape Ann Half Marathon

Sun, Oct 18 · Gloucester, MA Gloucester

Half Marathon

From $79 Open

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Cambridge Half Marathon + 5K

Sat, Oct 31 · Cambridge, MA Cambridge

Cambridge 5KCambridge 5K Charity RunnerCambridge Half Marathon Charity Runner +3

From $45 Open

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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 MarathonVirtual 5K +1

From $39 Open

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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 RuckVirtual 22 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 Closing Soon

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Jingle Bell Half Marathon & 5K

Sun, Dec 6 · Haverhill, MA Haverhill

5KVirtual 5KVirtual Half Marathon +1

From $34 Open Closing Soon 5 spots left

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Frosty Half-Marathon

Sun, Dec 6 · Raynham, MA Raynham

Frosty Half-Marathon

From $65 Open

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Happy Holidays Half MerryThon & 5K Race

Sun, Dec 6 · Gloucester, MA Gloucester

5KHalf Marathon

From $29 Open

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20th Wild Rover Series

Sun, Feb 28 · Merrimack Valley, MA Merrimack Valley

Frozen Shamrock 3-Mile Run 2026Frozen Shamrock 3-Mile Run 20274 Leaf Rover 4-Mile Run 2027 +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 RelayMV ClassicMV Classic +1

From $75 Closed

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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 Marathon

From $85 Closed

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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 MarathonIpswich Ale Half Marathon

From $99 Closed

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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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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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