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New Hampshire · United States · Road

Seacoast Half Marathon

Portsmouth, New Hampshire, United States
Updated May 24, 2026

Seacoast Half Marathon is listed for October 25, 2026 in Portsmouth, New Hampshire, United States. Listed distances: Half Marathon. Confirm the date, registration and travel details with the official organizer before you book.

Date
October 25, 2026
Distances
Half Marathon
Location
Portsmouth, New Hampshire, United States
Surface
Road

About this race

RunSignup listed events: Seacoast Half Marathon - running_race - 13.1 Miles. The Seacoast Half Marathon is one of the longest-running half marathons in coastal New Hampshire. Join us for our 20th annual race on Sunday, October 26. 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...

Key facts

Date
October 25, 2026
Location
Portsmouth, New Hampshire, United States
Events
Half Marathon
Surface
Road
Official source
Registration page & official site
Listing status
updated May 24, 2026

Before you register

  • 1
    Confirm the race-day schedule

    Verify the October 25, 2026 start times, packet pickup (collecting your race bib) and corral (your assigned start group) instructions on the official source before booking travel.

  • 2
    Pin the exact start area

    Use New Hampshire as the planning region, then confirm the precise start, finish, parking and transport with the organizer.

  • 3
    Pick your distance

    Listed options are Half Marathon. Check the source for current per-distance availability and limits.

  • 4
    Review entry terms

    Read entry rules, refund terms, participant limits and transfer rules before you pay.