High Quality Content by WIKIPEDIA articles! The Town of Palm Beach (called Palm Beach Island or the Island of Palm Beach to differentiate between the town and the county) is an incorporated town in Palm Beach County, Florida, United States. The Intracoastal Waterway separates it from the neighboring cities of West Palm Beach and Lake Worth. As of 2000, Palm Beach had a year-round population of 10,468, with an estimated seasonal population of 30,000.