St. Maryâs Hospital-St. Louis is home to the Maternal & Fetal Care Center and is the main center for SSM Health's high-risk pregnancy services.
Naples, Florida. Naples is a city in Collier County, Florida, United States. As of 2015, the city's population was about 20,600. Naples is a principal city of the Naples-Marco Island, Florida Metropolitan Statistical Area, which had a population of about 322,000 as of 2015.
Naples Fl Population 2017. Naples Fl's estimated population is 19,537 according to the most recent United States census. Based on data from the American Community Survey, in 2015 there were 19,212 households in the city, with an average size of 1.95 people per household. The vacancy rate was 45.9%, with a median rent of $1107/month.