Port St. Lucie, Florida

Port St. Lucie population, 2020 to 2024

Port St. Lucie added 51,747 residents from July 2020 to July 2024, a change of +25.0%. In the latest year it moved by +11,880. Among 229 Florida places of 5,000 or more, that growth ranks 15th; the median place changed by +4.8%. The median place of 5,000+ in Florida has 21,954 people, so Port St. Lucie is 11.8 times that size.

Port St. Lucie covers 119.22 square miles of land and 1.61 of water, for 2,169 people per square mile of land. The median Florida place of 5,000+ has 2,498, so Port St. Lucie is less dense than the typical town.

What county Port St. Lucie is in

All of Port St. Lucie's residents live in St. Lucie County, which had 390,670 residents in 2024. Port St. Lucie holds 66.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Port St. Lucie

6 ZIP Code Tabulation Areas (ZCTAs) overlap Port St. Lucie by at least 10% of the ZCTA's or the city's land: 34952, 34953, 34983, 34984, 34986, 34987. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Port St. Lucie is

The Census internal point of Port St. Lucie is at 27.280600, -80.388300. Tallahassee, the capital, is 321.0 miles NW in a straight line. The nearest larger place is Orlando, FL (334,854 people), 94.2 miles away. The nearest city of 100,000 or more is West Palm Beach, FL, 40.3 miles away. The ground at the internal point is about 8 m (26 ft) above sea level.

Daylight in Port St. Lucie

At 27.28° N, Port St. Lucie gets about 13 h 52 min of daylight around the June solstice and 10 h 25 min around the December solstice, a swing of 3 h 27 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026. Month-by-month sunrise and sunset times are on the Port St. Lucie daylight page.

Places near Port St. Lucie

The eight nearest incorporated places of 1,000+ in Florida, measured between internal points. The closest is Fort Pierce, 10.4 miles away, with 50,805 people.