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Massachusetts Running Calendar 2025-2026

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Explore the best running races in Massachusetts for 2025-2026! Our updated list features 204 exciting races across the region. Find your next race in Massachusetts below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
October 2026
Oct
25
Sunday

Esplanade 5k Run & Walk

5 km
November 2026
Nov
7-8
Sa - Su

Fenway Spartan Stadion Event Weekend

Obstacle Run 5 km
Nov
7
Saturday

TARC Stone Cat Trail Festival

Trail Run 10 km 13 mi ... 50 mi 100 km
Nov
8
Sunday

Boston River Run

5 km
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