When is Harpoon 5-Miler?

Harpoon 5-Miler takes place on May 16, 2026. That's in 1 month.

Where is Harpoon 5-Miler located?

Harpoon 5-Miler is held in Boston, Massachusetts, United States.

What distances are available at Harpoon 5-Miler?

Harpoon 5-Miler offers the following distances: 5M.

How do I register for Harpoon 5-Miler?

You can register for Harpoon 5-Miler through the official registration page.

What is the typical weather for Harpoon 5-Miler?

Based on historical data, you can expect temperatures between 51°F and 68°F on race day. There's approximately a 15% chance of precipitation.

Harpoon 5-Miler (5M) - May 16, 2026 | Boston, MA

Get ready to lace up for the Harpoon 5-Miler, Boston's celebrated road race returning on Saturday, May 16, 2026. This iconic 5-mile event kicks off and concludes at the lively Harpoon Brewery in Boston's Seaport, offering a memorable experience for runners of all levels. The course itself is renowned for being flat and fast, boasting an elevation gain of approximately 82 feet, making it ideal for those chasing a personal best. Runners will enjoy an out-and-back journey across the Summer Street Bridge, connecting the bustling Seaport to South Boston, with signature views of Boston Harbor, the Black Falcon Cruise Terminal, and the stunning downtown skyline. While some industrial scenery is part of the route, it's balanced with a pleasant loop around Pleasure Bay. Typical race day conditions in mid-May present comfortable highs around 68°F and lows around 51°F, with only a 15% chance of precipitation, providing excellent running weather.

Beyond the scenic course, the Harpoon 5-Miler is distinguished by its vibrant atmosphere and profound impact. As it celebrates its 25th anniversary in 2026, the race continues its legacy as a major fundraiser, having already contributed over $3.1 million to ALS research. All proceeds benefit The Angel Fund for ALS Research and the Peter Frates Family Foundation, honoring Peter Frates whose fight against ALS inspired the global Ice Bucket Challenge. Participants praise the great support from volunteers and enthusiastic crowds along the course.

The festive post-race celebration at the Harpoon Brewery is a highlight, featuring a lively dance party with DJ Steve Greco, a post-race meal from The Sausage Guy, and of course, refreshing Harpoon beers (runners aged 21+ receive two beer tickets, with an additional ticket for Friends of Harpoon). Adding a unique touch, the finisher's medal doubles as a practical bottle opener, and all participants receive a commemorative shirt. This blend of community spirit, a fast course, and an unforgettable celebration makes the Harpoon 5-Miler a must-do event on the New England running calendar, often selling out quickly. While no parking is available at the Brewery, public transportation or rideshares are highly recommended for easy access.