# Seacoast Half Marathon

- **When:** Sat, Oct 24, 2026 · 7:00 PM CDT
- **Where:** Portsmouth High School, Portsmouth, NH, 03801
- **Event page:** https://runthis.run/event/rs-88270-seacoast-half-marathon

## Registration

Register on the event's own site: https://runsignup.com/Race/NH/Portsmouth/SeacoastHalfMarathon?aflt_token=58wBqomPr6bPwa1YDhuKo0IQvrNCjzTq

## Description

The Seacoast Half Marathon is one of the longest-running half marathons in coastal New Hampshire. This year's beneficiary is an amazing nonprofit dedicated to improving lives in the Greater Seacoast. So pick up your running shoes, gather your friends, and register for the feel-good race of the year. And consider going the extra mile for your neighbors in need by making a donation when you register. You can also set up your own fundraising page and get family and friends to help with your fundraising efforts.

---

Source: [https://runthis.run/event/rs-88270-seacoast-half-marathon](https://runthis.run/event/rs-88270-seacoast-half-marathon) — data from Run This (runthis.run).