Collier County is a county in the U.S. state of Florida. As of the 2020 census, the population was 375,752; an increase of 16.9% since the 2010 United States Census. Its county seat is East Naples, where the county offices were moved from Everglades City in 1962.
Collier County comprises the Naples-Immokalee-Marco Island Metropolitan Statistical Area, which is included in the Cape Coral-Fort Myers-Naples Combined Statistical Area.
Wikipedia https://en.wikipedia.org/wiki/Collier_County,_Florida
Coordinates 26°8'31.911" N -81°47'39.46" E