Jupiter is the northernmost town in Palm Beach County, Florida, United States. According to the 2015 Census Bureau estimate, the town had a population of 62,707. It is one of the northernmost communities in the Miami metropolitan area, which was home to an estimated 6,012,331 people at the 2015 census. It was rated as the 9th Happiest Seaside Town in America by Coastal Living in 2012.