Palm Beach is an incorporated town in Palm Beach County, Florida. Located on a barrier island in east-central Palm Beach County, the town is separated from West Palm Beach and Lake Worth Beach b…Palm Beach is an incorporated town in Palm Beach County, Florida. Located on a barrier island in east-central Palm Beach County, the town is separated from West Palm Beach and Lake Worth Beach by the Intracoastal Waterway to its west and a small section of the Intracoastal Waterway and South Palm Beach to its south. As of the 2020 census, Palm Beach had a year-round population of 9,245, an increase from 8,348 people in the 2010 census. An additional 25,000 people reside in Palm Beach annually between November and April.