Running races in or near Somersworth, NH
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Somersworth, NH area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
50K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-12-2027
Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...
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Half Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-12-2027
Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...
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5K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-12-2027
Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...
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Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-12-2027
Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...
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10K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-12-2027
Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...
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2027 New England Series - Day 6 (ME)
Organization: Mainly Marathons
Date of Race: 06-12-2027
Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...
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2026-2027 Forest Adventure Club
Organization: White Pine Programs
Date of Race: 10-03-2026
Description: Forest Adventure Club runs the first Saturday of every month October ...
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USS Albacore: A History
Organization: Kittery Adult Education
Date of Race: 10-20-2026
Description: The USS Albacore has been a prime Seacoast attraction since 1985, ...
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From clutter to clarity: A graceful approach to ...
Organization: Kittery Adult Education
Date of Race: 11-05-2026
Description: Getting organized isn’t about letting go of the past - it’s ...
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The Rescue of the Squalus Submarine
Organization: Kittery Adult Education
Date of Race: 11-30-2026
Description: Join narrator David Ramsay for the gripping story of the USS ...
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Walk into the History of Negutaquet Conservation Area
Organization: Marshwood Adult & Community Education
Date of Race: 09-13-2026
Description: Step back into the history of Negutaquet Conservation Area on this ...
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Walk into the History of Punkintown
Organization: Marshwood Adult & Community Education
Date of Race: 10-03-2026
Description: Step back into the history of Punkintown on this guided walk ...
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Suicide Prevention & Intervention Training
Organization: Marshwood Adult & Community Education
Date of Race: 09-16-2026
Description: Join Marshwood Adult Education for a FREE training on suicide prevention.
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Complete list of running events in and near Somersworth, NH: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Somersworth
About Somersworth
Somersworth (NH) is a city in Strafford County with an estimated population of 11,766.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
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