Port St. Lucie is a city in St. Lucie County, Florida, United States. The population of Port St. Lucie was 88,769 at the 2000 census. The U.S. Census Bureau estimated that its population had reached 151,391 in July 2007. Port St. Lucie forms part of a metropolitan area that in 2007 had 400,121 residents.
According to the United States Census Bureau, the city has a total area of 76.7 square miles (198.6 km²), of which, 75.5 square miles (195.6 km²) of it is land and 1.1 square miles (3.0 km²) of it (1.50%) is water.
There were 33,909 households out of which 31.6% had children under the age of 18 living with them, 61.8% were married couples living together, 10.0% had a female householder with no husband present, and 24.1% were non-families. 18.2% of all households were made up of individuals and 8.9% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 2.94.
In the city the population was spread out with 24.3% under the age of 18, 5.9% from 18 to 24, 28.1% from 25 to 44, 22.8% from 45 to 64, and 18.8% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 94.5 males. For every 100 females age 18 and over, there were 91.4 males.
The median income for a household in the city was $40,509, and the median income for a family was $44,162. Males had a median income of $18,730 versus $16,702 for females. The per capita income for the city was $18,059. About 15.7% of families and 17.9% of the population were below the poverty line, including 11.1% of those under age 18 and 9.8% of those age 65 or over.
Interstate 95 is in the western portion of the city. It is 6 lanes wide (3 in each direction), and provides access to Miami and Jacksonville. Exits include exit 126 (Midway Road), exit 121 (St. Lucie West Blvd.), and exit 118 (Gatlin Blvd./Tradition Pkwy.). In the future, Becker Road will have an interchange with I-95 (as part of the expansion of Tradition east of I-95), as well as the Crosstown Parkway, a new high-capacity east-west road built over the old West Virginia Drive corridor (east of the Turnpike) and Juliet Drive (between the Turnpike and I-95).
The city is home to New York Mets spring training and the St. Lucie Mets Florida State League team. The Treasure Coast Galleons, a semi-pro soccer team also calls Port St. Lucie as its home. Florida Atlantic University has its Treasure Coast campus in the city. There is a golf complex, the PGA Village with 54 holes of golf, a learning center and a historical center. The city also hosted the Ginn Classic at Tesoro, the city's first ever PGA Tour Event, in 2007. Port St Lucie is the home of UFC fighter Din Thomas, and the home of world renowned Mixed Martial Arts school, American Top Team Port St Lucie campus.
The Band Folly has a song called "Port St. Lucie, Florida" on their self titled CD "These Are The Names of Places We Broke Down In".