5K · Boston
5Ks in Boston, MA
Every 5k happening in or near Boston, Massachusetts. Sorted by date with deterministic 0–100 scores so you can pick the right one for your goal.
5K
Sun, May 17, 2026
Boston, Massachusetts
road
Rolling
65PR50value65vibe
charity
5K
Sat, Jun 6, 2026
Boston, Massachusetts
road
Rolling
65PR50value75vibe
music
charity
5K
Sat, Jun 13, 2026
Boston, Massachusetts
road
Rolling
65PR50value65vibe
charity
5K
Sun, Oct 25, 2026
Boston, Massachusetts
road
Rolling
65PR40value75vibe
costume
festive
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