<P> 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 is one of the wealthiest cities in the United States , with the sixth highest per capita income in the country , and the second highest proportion of millionaires per capita in the US . Real estate is among the most expensive in the country , with houses for sale in excess of $40 million . </P>
<P> 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 is one of the wealthiest cities in the United States , with the sixth highest per capita income in the country , and the second highest proportion of millionaires per capita in the US . Real estate is among the most expensive in the country , with houses for sale in excess of $40 million . </P>
where is naples florida located in the state
where is naples florida located in the state
Collier County
Collier County