Race Calendar in Massachusetts, United States

Waves of Change for Operation Delta Dog

Groton, Massachusetts, United States

24 May, 2026 (Sun)

$25.00

Running

5K

Katie’s 5K Scholarship Road Race

Boylston, Massachusetts, United States

25 May, 2026 (Mon)

$20.00 - $30.00

Running

5K

Powisset Farm Trail Run - Spring

Dover, Massachusetts, United States

25 May, 2026 (Mon)

$20.00 - $55.00

Trail running

13.8K 9K 5K 2.4K

FitzGerald Elementary 8th Annual Fitzy 5k Fun Run/Walk

Waltham, Massachusetts, United States

28 May, 2026 (Thu)

$30.00

Running

5K

2026 Unified 5K - Lancaster

Lancaster, Massachusetts, United States

30 May, 2026 (Sat)

$20.00 - $35.00

Running

5K 0.8K 1.6K 2K +2

Cider Hill Farm 5K Spring Run

Amesbury, Massachusetts, United States

30 May, 2026 (Sat)

$45.00

Running

5K

Fitzgerald Community School Wellness Triathlon

Northborough, Massachusetts, United States

30 May, 2026 (Sat)

$35.00

Running

4.8K

Girls On The Run Greater Boston Spring Season Celebratory 5K

Boston, Massachusetts, United States

30 May, 2026 (Sat)

$35.00 - $50.00

Running

5K

Open Water Swim Meetup

Amesbury, Massachusetts, United States

30 May, 2026 (Sat)

Operation Mohawk Tactical 2

Foxboro, Massachusetts, United States

30 May, 2026 (Sat)

$35.00 - $40.00

Running

6.4K 8K 14.5K

Saint Catherine of Siena School 5K

Norwood, Massachusetts, United States

30 May, 2026 (Sat)

$20.00 - $30.00

Running

5K

Wayland Rev250 Splash and Dash

Wayland, Massachusetts, United States

30 May, 2026 (Sat)