Seacoast Cancer 5K Run/Walk

Sunday, September 20, 2026 · Portsmouth, NH

5K1 Mile$30 entry

The race in 60 seconds

Date

Sunday, September 20, 2026

Location

Portsmouth, NHall New Hampshire races

Distances

5K, 1 Mile

Entry fee

$30fees typically rise close to race day

Registration

RunSignUpdirect link below, no account needed to browse

What race day usually feels like

Based on the last three years, race week in September typically sees lows near 55°F and highs around 70°F: mild at the start, warm by the finish. Weather normals computed from Portsmouth-area conditions for race week, not the nearest big city.

More races nearby

Aug 9, 2026Sabine Strong 3.3 & Kids DashNewington · 1 Mile, 3.3 Miles
Sep 27, 202618th Annual Celebrate Pink 5K Run & WalkPortsmouth · 5K
Oct 25, 2026Seacoast Half MarathonPortsmouth · Half Marathon
May 22, 20272027 Fox Point Sunset Road RaceNewington · 5 Miles

Every New Hampshire race →

Ready to commit? Registration is open on RunSignUp and fees usually only move one direction as race day gets closer.

Register for Seacoast Cancer 5K Run/Walk →on RunSignUp · entry from $30

Listing data refreshed nightly from the registration platform. Last template review July 2026. Spot an error? Tell us and we'll fix it fast.