Roseto is a borough in Northampton County, Pennsylvania, United States. Roseto is located in the Lehigh Valley region of the state. It is part of Pennsylvania's Slate Belt.
The population of Roseto was 1,653 at the 2000 census.
Roseto is located at 40°52′50″N 75°13′2″W / 40.88056°N 75.21722°W / 40.88056; -75.21722 (40.880576, -75.217345).