Happy Valley Half Marathon

Sunday, October 18, 2026

Northampton, Massachusetts

Race Day

Sunday, October 18, 2026

Course

Loop

Also Offers

5K run

Registration

Race Website

Official race information

☀

Avg High

63°F

☽

Avg Low

44°F

☂

Precip

0.09 in

🍃

Wind

9.7 mph

74% humidity·Based on 5-year historical data

APR 4

Duxbury Half Marathon

APR 11

Boys and Girls Club of Greater Westfield Half Marathon

APR 11

The Next Loop Endurance Series - New England

APR 25

TARC Spring Classic Trail Race

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Race Day

Sunday, October 18, 2026

Course

Loop

Also Offers

5K run

Registration

Race Website

Official race information