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raceroster.com

Happy Valley Half Marathon & 5K

calendar_today 18 Oct, 2026

directions_run Running

language Official Website

sell $79.48 – $95.98

Happy Valley Half Marathon & 5K

About the Event

The Happy Valley Half Marathon & 5K returns to Northampton, Massachusetts on October 18th, offering a scenic course through the region's most picturesque roads during peak Fall foliage.
5k
5km  •  Start: 09:00:00  •  Fee: $79.48
Half Marathon
21km  •  Start: 09:00:00  •  Fee: $95.98
Racers will start their journey at Happy Valley Park, located off of Main Street in the heart of Northampton. The morning air is crisp and filled with the scent of autumn leaves as runners prepare for an invigorating race day experience. As participants make their way through the winding streets lined with vibrant trees, they'll pass by historic buildings and quaint shops, creating a memorable atmosphere that sets this event apart.
This half marathon has been running since its inception in 2014, making it a beloved fixture of Northampton's fall calendar. With over 350 participants each year, the race not only serves as an opportunity for personal achievement but also supports local initiatives like the Campaign for Cooley Dickinson Hospital’s new Emergency Department, helping to build a safer and healthier community.
The course follows firm yet slightly soft trails, with a slight elevation gain throughout. Runners will enjoy aid stations at key points along the route, ensuring they stay well fueled during their run. The weather on race day is expected to range from 7.2°C to 17.7°C, feeling like 12.5°C in typical October conditions. With an average wind speed of 9.1 km/h and a humidity level of 75.7%, runners should prepare for a comfortably brisk autumn breeze.
The race offers both the Half Marathon at 21km and the 5k option, with registration fees starting at $79.48. For those interested in taking part, visit https://raceroster.com/events/2026/115056/happy-valley-half-marathon-and-5k to sign up.
Participants should pick up their bibs on October 17th from 3 pm to 9 pm at the Northampton Community Center. First-timers are encouraged to bring a photo ID for verification and ensure they have comfortable running gear, as well as any necessary documentation if required by age or experience level restrictions.
The Happy Valley Half Marathon & 5K is more than just a race; it's an event that brings together the best of Northampton's community spirit. With its beautiful course through Fall foliage and support for local causes, this half marathon offers something truly special to both seasoned runners and newcomers alike.

Races Offered

5k

Oct 18, 2026

straighten

Distance — 5km

terrain

Type — Running

timer

09:00

sell

$79.48

Half Marathon

Oct 18, 2026

straighten

Distance — 21km

terrain

Type — Running

timer

09:00

sell

$95.98

Weather History

These values represent the 3-year monthly averages for October in Northampton.

thermostat Temperature
7.2° / 17.7°
wb_sunny Feels like
4.6° / 15.3°
light_mode Avg sunshine hours
8h 22m
water_drop Avg rainfall
2.4 mm
ac_unit Avg snowfall
air Avg wind speed
9.1 km/h (Light breeze)
opacity Sweat loss rate
Low
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (4.0)
humidity_mid Humidity
75.7%
wb_twilight Sunrise
07:04
nightlight Sunset
18:06

About Northampton

Learn more about the host city, Northampton.

Scenic view of

Northampton is a city in the Pioneer Valley of Massachusetts. It has a picturesque and vibrant downtown, consisting of numerous art galleries, restaurants and quirky shops sprinkled among coffee shops and performing arts venues. It is home to prestigious Smith College and the Clarke School for the Deaf. Northampton lies 15 miles north of the City of Springfield, and 6 miles west of Amherst, another bohemian college town.

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