In Jacksonville, residents and visitors can enjoy the Florida wilderness. The city, which offers some 57,000 acres of parks, provides more land for recreation than any other city in the US. Its 19 city council members (five at-large members and 14 representing geographic districts) enact the legislation for the Jacksonville. Elected for four-year terms, the mayor oversees the administration of the central government and appoints directors for its 10 departments. The 14th-largest city in the US, Jacksonville has a population of more than 850,000 residents.