U.S. Route 1 in the U.S. state of Connecticut is a major east–west U.S. Route along Long Island Sound. It has been replaced by Interstate 95 as a through route, which it closely parallels, and now pri
The Mystic River Bascule Bridge carrying US 1 over the Mystic River in Connecticut
New Haven County is a county in the south central part of the U.S. state of Connecticut. As of the 2020 census, the population was 864,835, making it the third-most populous county in Connecticut. Two