Connecticut Route 39 is 22.76 miles long.  Starting at Rt 55 in Gaylordsville and travelling south along Candlewood Lake, it crosses CT Rt 37 twice and ends in at the I-84/US 6/US 7/US 202/CT 37/CT 53 junction in Danbury.

The photo was taken just north of I-84 in Danbury.