Connecticut Route 74 begins in South Windsor (which had a population of 25,420 at the 2010 census) at an intersection with Route 194 and after 4.23 miles, in Ellington it has another intersection with Route 286.
It runs from Route 194 in South Windsor to US 44 in Ashford, going through the towns of Ellington, Vernon, Tolland, and Willington. mi Route 286 north  Ellington 
