Running Races in 01863 (North Chelmsford, MA)
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more in or near 01863
See below for a frequently-updated, comprehensive list of upcoming running events in the local North Chelmsford, MA 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.
VIP Ticket - VIP Ticket
Organization: Muddy Princess Corporation
Date of Race: 06-21-2026
Description: Muddy Princessis a 5K obstacle mud run for women! Our event ...
View Race Details View on Map
Standard Ticket - Standard Ticket
Organization: Muddy Princess Corporation
Date of Race: 06-21-2026
Description: Muddy Princessis a 5K obstacle mud run for women! Our event ...
View Race Details View on Map
Muddy Princess - Boston, MA
Organization: Muddy Princess Corporation
Date of Race: 06-21-2026
Description: Muddy Princessis a 5K obstacle mud run for women! Our event ...
View Race Details View on Map
Bedford Day 5K Road Race 9/21 8:30am F26
Organization: Town of Bedford Recreation Department
Date of Race: 09-19-2026
Description: DescriptionLocation: John Glenn Middle SchoolKick off Bedford Day 2026 by participating ...
View Race Details View on Map
Elective - Small Business Entrepreneurship
Organization: Natick Summer Programs
Date of Race: 07-06-2026
Description: This full-year course is designed to provide the skills needed to ...
View Race Details View on Map
Complete list of running events in and near North Chelmsford, MA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about 01863
About North Chelmsford
The ZIP Code 01863 is associated with the city of North Chelmsford in Middlesex County in the state of Massachusetts.
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
In 2014, there were more than 1,100 marathons and more than 541,000 finishers in the U.S.
