Route 8 runs for a total of 134 miles; from I-95 in Bridgeport to VT 9 in Searsburg, VT. There are a total of 67.34 mi in Connecticut.

Connecticut Route 8 has some nice scenery along the Naugatuck River. This photo was taken on the freeway section just south of Thomaston.  Sections of the road north of Thomaston to the Mass. border are designated as senic roadways

Route 8 is one of the original New England Interstates, early 1920s 2-lane roads that crisscrossed New England and kept consistent numbering.