<P> Marco Island is a city in Collier County , Florida , United States , located on an island by the same name in the Gulf of Mexico off the coast of Southwest Florida . It is a principal city of the Naples -- Marco Island Metropolitan Statistical Area . The population was 16,413 at the 2010 census . </P>
<P> Marco Island is a city in Collier County , Florida , United States , located on an island by the same name in the Gulf of Mexico off the coast of Southwest Florida . It is a principal city of the Naples -- Marco Island Metropolitan Statistical Area . The population was 16,413 at the 2010 census . </P>
what county is marco island in in florida
what county is marco island in in florida
Collier County
Collier County