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Races in Somersworth, NH

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.

Lock Laces

10K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-13-2026

Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...

50K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-13-2026

Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...

5K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-13-2026

Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...

Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-13-2026

Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...

Half Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-13-2026

Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...

2026 New England Series - Day 6 (ME)

Organization: Mainly Marathons

Date of Race: 06-13-2026

Description: World's Best Marathon Half Series(5K's, 10K's, 50's too)! No ...

Lewis Fink - Men's Basketball (SET TIMES)

Organization: Sanford Community Adult Education

Date of Race: 09-19-2025

Description: INFO ONLY Cost is $2 per person per ...

Indoor Walking at York Middle School

Organization: York Adult Education

Date of Race: 10-06-2025

Description: Don’t let rain, snow, or extreme temperatures keep you from staying ...

Fleet Feet Sports

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?

In 2014, 57% of marathon finishers in the U.S. were men; women made up 43% of finishers.

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