Harborside Half Marathon & 5K Newburyport, MA   Nov 9, 2025

Anchors away, New England! The annual Harborside Half Marathon & 5K returns to Newburyport, MA for another race past iconic New England waterscapes. Join thousands of runners through the picturesque fall scenery on the half marathon or 5K courses. Soak in the crisp autumn air all the way to the finish line, where a post-race party featuring pizza, snacks, and complimentary craft beer (21+) will be waiting for you.