-
Forbidden Forest 30 Hour Ultra
Loop climbs Roosevelt Forest's 'OMG' hill each lap
-
Pounding the Pavement for Pink 5K
Streets lined with pink for a breast-cancer charity
-
SoNo Half Marathon & 5K
Route passes Norwalk's coastal Veteran's Park marina
-
-
Apple Harvest Road Races
46th annual race benefits YMCA financial aid fund
-
NipMuck Trail Marathon
Follows 13 miles of the 36-mile Nipmuck Trail
-
Hartford Marathon
Starts at the State Capitol, finishes at Bushnell Park
-
-
Mohawk Mountain Race
Runs the ski trails of Mohawk Mountain each fall
-
Middlesex Monster Dash 5K
Supports the Middlesex Community College Foundation
-
-
Bimbler's Bluff 50K
Point-to-point 50K through Guilford's woodland preserves
-
-
Halloween Hustle 5K
Supports Goodwill of Western and Northern Connecticut
-
-
Run for The Cove 5K
Along Hammonasset State Beach in Madison
-
Bristol Mum-A-Thon Road Race
Offers a rare 8-mile option alongside 5K and 8K
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.