Dublin is a borough in Bucks County, Pennsylvania, United States. The population was 2,158 at the 2010 census. Dublin is part of Pennridge School District.
Dublin is located at 40°22′24″N 75°12′9″W / 40.37333°N 75.2025°W / 40.37333; -75.2025 (40.373270, -75.202464).
According to the United States Census Bureau, the borough has a total area of 0.5 square miles (1.4 km²), all of it land.