Half Marathon5KRegistration open

Harborside Half Marathon & 5K

Sunday, November 8, 2026Newburyport, Massachusetts2,700 spots

Entry from: $54
Days to go: 33

At a glance

Date: Nov 8, 2026
Location: Newburyport, Massachusetts
Distances: Half Marathon, 5K
Registration: Registration open until Nov 8, 2026, via runsignup.com
Official site: harborsidehalf.com
Listed from: RunSignUp
Last checked: Oct 5, 2026

Plan this race for free

Aid stations, cutoffs and pacing in one plan, with the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.

Build my plan

About this race

Anchors away, New England! The 12th Annual Harborside Half Marathon & 5K returns to Newburyport, MA on November 8, 2026 for another race past iconic New England waterscapes. Join thousands of runners through the picturesque fall scenery on the half marathon or 5K courses. Soak in the crisp autumn air all the way to the finish line, where a post-race party featuring pizza, snacks, and complimentary craft beer (21+) will be waiting for you.

This event sold out six weeks early last year, so don’t miss your chance to join the fun in 2026. Register today!

Key dates

Registration opens

Nov 10, 2025

Tier 1 ends

Dec 1, 2025

Tier 2 ends

Jun 14, 2026

Tier 3 ends

Aug 2, 2026

Tier 4 ends

Aug 30, 2026

Tier 5 ends

Oct 4, 2026

Registration closes

Nov 8, 2026

33d

Race day

Nov 8, 2026

33d

Tier 6 ends

Nov 8, 2026

33d

Pricing

Half Marathon

Tier 6, until Nov 8, 2026

$119

Virtual Half Marathon

Tier 6, until Nov 8, 2026

$119

Tier 6, until Nov 8, 2026

$54

Virtual 5K

Tier 6, until Nov 8, 2026

$54

Email me updates about Harborside Half Marathon & 5K

Registration openings and major changes, like a new date or a cancellation.

Entry transfers

Can't race, or need an entry? Post it here so nobody has to ask if it's still available.

See the board I have an entry

Tune-up races

Arc'Teryx Run Boston
Oct 11Milton, MA10K
10K, 4 weeks before race day, 40 mi away, registration open
Beach and Road 10K
Oct 11Old Orchard Beach, ME10K
10K, 4 weeks before race day, 55 mi away, registration open
Boston 10K for Women
Oct 10Boston, MA10K
10K, 4 weeks before race day, 33 mi away, registration open
Devils Chase 6.66 & Creepy Clown 3.33
Oct 17Salem, MA6.66 mi, 3.33 mi
6.7 mi, 3 weeks before race day, 20 mi away, registration open

Straight-line distance

Similar races

Ocean View Half Marathon & 5K
Nov 1Ipswich, MAHalf Marathon, 5K
Also a half marathon, 9 mi from Harborside Half Marathon & 5K, registration open
Cambridge Half Marathon + 5K
Oct 31Cambridge, MAHalf Marathon, 5K
Also a half marathon, 33 mi from Harborside Half Marathon & 5K, registration open
Around Cape Ann Half Marathon
Oct 18Gloucester, MAHalf Marathon
Also a half marathon, 17 mi from Harborside Half Marathon & 5K, registration open
Seacoast Half Marathon
Oct 25Portsmouth, NHHalf Marathon
Also a half marathon, 19 mi from Harborside Half Marathon & 5K, registration open