Which New Hampshire cities have the most half marathons?
Portsmouth (1), Hampton (1), Rye (1), Greenland (1) lead the state for Half Marathon races. Those give you the most dates to choose from if your schedule is tight.
New Hampshire · Half Marathon
2026-2027 Half Marathons in New Hampshire
Every upcoming Half Marathon in New Hampshire, all 4 of them, sorted by date. Dates, entry fees, finish-time stats from past results, and start-line maps.
4 upcoming half marathons · 2 with finish-time stats
By the numbers
The Biggest and Longest-Running
The New Hampshire races that stand out on the numbers: the biggest field, and the longest unbroken run of editions.
New Hampshire Half Marathons by City
The Next Half Marathons in New Hampshire
4 total Sun, Oct 25, 2026Seacoast Half Marathon Portsmouth, NHRegistration closedFrom $79Details Sun, Mar 7, 2027Hampton Half Marathon & 5K Hampton, NHFrom $79Details Sun, May 9, 2027Wallis Sands Half Marathon Rye, NHRegistration opens Nov 11From $84Details Sun, May 16, 2027Margarita Half Marathon & 5K Greenland, NHFrom $79Details
How we calculate these stats: RunSesh calculates these figures from the most recent published results of past editions, sourced from RunSignup. We show aggregates only: field size, winning and median times, and the cutoff. We never publish individual finisher tables. Last updated Oct 25, 2026.
Common Questions About Running a Half Marathon in New Hampshire
When are most half marathons held in New Hampshire?
May is the busiest month for Half Marathon races in New Hampshire, with 2 of the 4. If you are flexible on the date, that is the quickest way to narrow things down.