Jupiter Island, Florida

Town of Jupiter Island
View of the town's beachfront on Jupiter Island
Interactive map of Town of Jupiter Island
Coordinates: 27°02′40″N 80°06′35″W / 27.04444°N 80.10972°W / 27.04444; -80.10972
CountryUnited States
StateFlorida
CountyMartin
Settledc. 1815-1916
Incorporated1953
Government
 • TypeCommission-Manager
 • MayorPenelope D. Townsend
 • Vice MayorAnne Scott
 • CommissionersJoseph "Joe" Taddeo,
Patricia "Patsy" Warner,
and Marshall Field VI
 • Town ManagerRobert Garlo
 • Town ClerkKimberly Kogos
Area
 • Total
3.58 sq mi (9.27 km2)
 • Land2.71 sq mi (7.02 km2)
 • Water0.87 sq mi (2.25 km2)
Elevation
0 ft (0 m)
Population
 (2020)
 • Total
804
 • Density296.7/sq mi (114.54/km2)
Time zoneUTC−5 (Eastern (EST))
 • Summer (DST)UTC−4 (EDT)
ZIP code
33455
Area code772
FIPS code12-35925
GNIS feature ID2405929
Websitetownofjupiterisland.com

Jupiter Island is a town located on the barrier island also called Jupiter Island, in Martin County, Florida, United States; the town is part of Florida's Treasure Coast. It is part of the Port St. Lucie metropolitan area. The Town of Jupiter Island is located next to the unincorporated community of Hobe Sound. The population of Jupiter Island was 804 at the 2020 census.

Some of the wealthiest people in the United States live in Jupiter Island; the June 1999, issue of Worth magazine ranked it number one in the country for having the highest median home sale.