Lake WorthCityLake WorthMotto(s): "Where The Tropics Begin."Location of Lake Worth, in Palm Beach County, FloridaCoordinates: 26°37′11″N 80°3′31″WCountryUnited StatesStateFloridaCountyPalm BeachIncorporated (city)1912Government • City ManagerMichael Bornstein • MayorPam TrioloArea[1] • City6.67 sq mi (17.27 km2) • Land5.88 sq mi (15.22 km2) • Water0.79 sq mi (2.05 km2) 12.69%Elevation[2]16 ft (5 m)Population (2010)[3] • City34,910 • Estimate (2016)[4]37,812 • Density6,434.99/sq mi (2,484.65/km2) • Metro5,463,857 2010 CensusTime zoneEST (UTC−5) • Summer (DST)EDT (UTC−4)ZIP code33460Area code561FIPS code12-39075[5]GNIS feature ID0285292[6]Websitelakeworth.org