Pompano Beach is a city on the Atlantic Ocean coast just north of Fort Lauderdale in Broward County, Florida, United States. The adjacent Hillsboro Inlet is part of the Intracoastal Atlantic Waterway. The population of the town is over 99,000. Pompano Beach is a city on the Atlantic Ocean coast just north of Fort Lauderdale in Broward County, Florida, United States. The adjacent Hillsboro Inlet is part of the Intracoastal Atlantic Waterway. The population of the town is over 99,000. Pompano Beach is currently in the middle of a redevelopment project to revitalize its historic downtown and beachfront. The total area of the town is 25 square miles.