RunRace USA › Massachusetts › Happy Valley Half Marathon & 5K
Happy Valley Half Marathon & 5K
Northampton, Massachusetts · Sunday, October 18, 2026 · 5K, Half Marathon
Official race page & registration ↗Happy Valley Half Marathon & 5K takes place on Sunday, October 18, 2026 in Northampton, Massachusetts. The race offers 2 distances: 5K, Half Marathon. For anyone travelling in, Easthampton is about 4 miles away and Springfield is about 15 miles away.
It is one of 146 races on the Massachusetts calendar that October.
- Date
- Sunday, October 18, 2026
- Location
- Northampton, Massachusetts
- Distances
- 5K, Half Marathon
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Northampton: check in Oct 17, out Oct 19.
Common questions
When is Happy Valley Half Marathon & 5K?
Happy Valley Half Marathon & 5K is scheduled for Sunday, October 18, 2026.
Where is Happy Valley Half Marathon & 5K held?
Happy Valley Half Marathon & 5K is held in Northampton, Massachusetts. It is about 4 miles from Easthampton and 15 miles from Springfield.
What distances does Happy Valley Half Marathon & 5K offer?
The listed distances are 5K, Half Marathon.
How do I register for Happy Valley Half Marathon & 5K?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
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See every race on the Massachusetts calendar, Massachusetts Half Marathons, Massachusetts 5Ks, or use the Race Finder for maps and filters.