Happy Holidays Half MerryThon & 5K Race 2026

The Happy Holidays Half MerryThon & 5K is a December running event in Gloucester, Massachusetts, featuring both a half marathon and a 5K. Runners are encouraged to participate in holiday costumes, such as reindeer and elves. Registration includes a long-sleeve race shirt, a Naughty or Nice hat, a drawstring backpack, free race photos, and finisher medals for both distances. The course follows the Gloucester coastline, offering ocean views. The half marathon is USATF certified, and the event is USATF sanctioned. Aid stations on the route provide hydration and nutrition. The finish area offers pizza, holiday treats, a post-race brew, refreshments, certificates, and awards for overall and age groups. The race benefits local nonprofits: the Educational Foundation for Rockport, The Open Door Food Pantry, and Essex County Greenbelt.