New Castle County, DE Population New Castle County, DE Population by Year New Castle County, DE Population by Gender New Castle County, DE Population by Age New Castle County, DE Population by Race & Ethnicity Wilmington, DE Population Newark, DE Population Middletown, DE Population Smyrna, DE Population Elsmere, DE Population New Castle, DE Population Clayton, DE Population Townsend, DE Population Delaware City, DE Population Bellefonte, DE Population

Arden Ardencroft Ardentown Bellefonte Clayton Delaware City Elsmere Middletown New Castle Newark Newport Odessa Smyrna Townsend Wilmington