Henlopen Acres and Greenville (where the DuPont estate is located) are the two richest places in Delaware, all but tied for highest personal incomes, averaging over $80,000 per annum.
Henlopen Acres and Greenville (where the DuPont estate is located,) are the t!wo richest places in Delaware, all but tied for highest personal incomes, averaging over, $80,000 per annum.