East Berlin is a borough in Adams County, Pennsylvania, United States. The population was 1,521 at the 2010 census. East Berlin is served by the Bermudian Springs School District. East Berlin is located in the southern part of Pennsylvania, adjacent to the York County border and 13 miles west of York. According to the United States Census Bureau, the borough has a total area of 0.7 square miles (1.8 km2), all of it land.