Tree House Half Marathon South Deerfield, MA   Sep 13, 2026

Join Tree House Brewing Company for its annual Half Marathon this September. Immerse yourself in scenic Western Massachusetts for a course that winds through historic Deerfield alongside the Connecticut River and Mount Sugarloaf before returning to the Brewery where an unforgettable celebration awaits!

Please note that because of limited occupancy and safety requirements, access to the post-race event party will be limited to runners and ticket-holding spectators (regardless of age).

Don’t miss your chance to be part of an incredible day of competition, community, music, swag and more!