Port St. Lucie is the most populous municipality in St. Lucie County, Florida, home to an estimated 200,000 plus and growing. Located on the Atlantic coast, in the transition zone between central and south Florida, the city had as few as a couple hundred residents as recently as 1970, but rapid development in the decades since turned what had been a small fishing and farming town into a booming regional hub; in 1980, the U.S. Census reported a population of 14,690, a 4,351.5% increase from 1970; in 1990, the U.S. Census reported a population of 55,866, a 280.3% increase from 1980; in 2000, the U.