Half Marathon-by-the-Sea
Sunday, September 12, 2027, first start 9:00 AM, in Manchester-by-the-Sea (Manchester Essex High School). Distances: Half marathon. Entry from $79.99; the Half marathon goes from $79.99 to $89.99 after March 31.
- Date
- Sunday, September 12, 2027
- Start time
- 9:00 AM (earliest wave)
- Location
- Manchester Essex High School, Manchester-by-the-Sea, MA 01944
- Area
- North Shore & Merrimack Valley, Boston
- Distances
- Half marathon
- Course
- Road or path
- Price
- $79.99 plus the platform's processing fee
- Next price increase
- Wednesday, March 31, 2027: Half marathon $79.99 → $89.99
- Registration
- Open. Opened September 18, online signup closes Sunday, September 12, 2027
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by March 31 to pay $79.99 instead of $89.99.
Register on RunSignup →Race website
Course and race notes
Named for the host community of Manchester-by-the-Sea, the race provides scenic views. Race through the historic and charming downtown and past the pristine fresh water lakes in nearby Hamilton, MA.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.