Running Races in Worcester, MA

Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more

See below for a frequently-updated, comprehensive list of upcoming running events in the local Worcester, 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.

Half Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-08-2027

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: 06-08-2027

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: 06-08-2027

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

2027 New England Series - Day 2 (RI)

Organization: Mainly Marathons

Date of Race: 06-08-2027

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: 06-08-2027

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

10K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-08-2027

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

VIP Ticket - VIP Ticket

Organization: Muddy Princess Corporation

Date of Race: 09-20-2026

Description: Muddy Princessis a 5K obstacle mud run for women! Our event ...

3 Mile Ticket - Kids 3 Mile Ticket

Organization: Muddy Kids

Date of Race: 09-19-2026

Description: ...

3 Mile Ticket - Adult 3 Mile Ticket

Organization: Muddy Kids

Date of Race: 09-19-2026

Description: ...

Standard Ticket - Standard Ticket

Organization: Muddy Princess Corporation

Date of Race: 09-20-2026

Description: Muddy Princessis a 5K obstacle mud run for women! Our event ...

2 Mile Ticket - Adult 2 Mile Ticket

Organization: Muddy Kids

Date of Race: 09-19-2026

Description: ...

2 Mile Ticket - Kids 2 Mile Ticket

Organization: Muddy Kids

Date of Race: 09-19-2026

Description: ...

Muddy Kids - Boston, MA

Organization: Muddy Kids

Date of Race: 09-19-2026

Description: ...

Muddy Princess - Boston, MA

Organization: Muddy Princess Corporation

Date of Race: 09-20-2026

Description: Muddy Princessis a 5K obstacle mud run for women! Our event ...

2026 Milford Road Race, Walk and Kids Fun ...

Organization: Tri-Valley Front Runners

Date of Race: 09-19-2026

Description: Go tohttps://fundraise.specialolympicsma.org/pages/1246 for race details Join runners throughout the state ...