Rockfest Half Marathon & 5K

Ready to rock? The 19th annual Smuttynose Rockfest Half Marathon & 5K returns to Hampton on Sunday, October 4, 2026! Race along the stunning New England Coastline with thousands of runners at New Hampshire’s largest half marathon and 5K. And, because this run is rockin’, on-course jams will keep you movin’ and groovin’ throughout your run. Don’t run alone! Create a group of 15 or more friends and enjoy rockin’ perks.