Course
9.5 Mile9.5 mi
3.4 Mile3.4 mi
Key dates
- ★Race dayOctober 2027 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
This trail race takes place entirely within Groton Town Forest and has run annually since 1998, making 2026 roughly its 29th edition. Squannacook River Runners and the Groton Trails Committee organize two distances, 9.5 miles and 3.4 miles, with registration capped at 125 runners per race.
Your next race, seen from above.
Save Groton Town Forest Trail Races to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
Get RunCalendar
Save Groton Town Forest Trail Races to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
More races in Massachusetts All ›
-
Houghton's Pond Trail Races
7-mile course climbs ~700 ft in Blue Hills Reservation
-
Oktoberfest 5K
Starts and finishes at Mayflower Brewing in Plymouth
-
Fall Classic 5K
Runs down Massachusetts Avenue in downtown Cambridge
-
Boston 10K for Women
Founded in 1977 as the Bonne Bell Mini Marathon
Run this event? Claim it on runcalendar.com
Visit event website ›
A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.