The Tatnall School is a private college preparatory private school in unincorporated New Castle County, Delaware; it has a Wilmington postal address and is adjacent to, but not in, the Greenville census-designated place.
The Tatnall School is a private college preparatory private school in unincorporated New Castle County, Delaware; it has a Wilmington postal address and is adjacent to, but not in, the Greenville census-designated place. (en)