#RACEEVERYTHING
KICKING CANCER IN THE @$$, ONE RACE AT A TIME.
FEATURED EVENT:
Boston 5K Spring & Summer Series
April 30, 2026
Eight Thursday nights. One mission: kick cancer’s butt. Join us April–September along the Charles River for fun, fast, friendly, chip-timed 5Ks—then stick around for a great post-race party at the Marsh Post, with pizza and beer from Mighty Squirrel included. Each date features a co-ed Open 5K, with a dedicated Women’s 5K kicking off the first four spring dates. (more)
Charles River Half & Relay
Sunday May 17th, 2026
Race the Charles River your way—solo or as a team—on a fast, flat 2.6-mile loop at the DCR’s Charles River Reservation. Starting and finishing at the Marsh Post, the Half Marathon (5 laps, 13.1 miles) and Team Relay (2–5 runners) deliver a fun, flexible race experience on a proven course.
Your entry includes a race shirt, finisher medal (half), and a great post-race party with beer from Mighty Squirrel.
(more)
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