Portsmouth High School, Portsmouth NH
Sunday, October 26th, 2025
🏃♂️ Race Overview
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.
🤝 Beneficiary Information
This year's beneficiary is an amazing nonprofit dedicated to improving lives in the Greater Seacoast.
👟 Get Involved
- Register Now: Pick up your running shoes, gather your friends, and register for the feel-good race of the year.
- Make a Donation: Consider going the extra mile for your neighbors in need by making a donation when you register.
- Fundraising Page: You can also set up your own fundraising page and get family and friends to help with your fundraising efforts.
- Earn Free Registration: You can even use your donation/fundraising to earn free registration in the 2025 Seacoast Half Marathon!
📅 Event Details
Join us at Portsmouth High School, Portsmouth, NH. For more information and registration, visit the official event page.
Course Map
Coaching
Race Strong, Smart & Healthy with Online or In-Person Coaching!
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