New Castle County is located in the state of Delaware. With a land mass of 493 square miles, New Castle County is the smallest county in the state, while in population it is at the top with 50,026 residents. New Castle County's population density of suburban makes it one of the least densely populated areas in the state. The county's largest city is Wilmington, with a population of 219,067.
New Castle County is one of the most wealthy regions in the state. The median income for New Castle County residents is $54,215, putting the area in at the top of all counties in Delaware. In keeping with this, the average home value in New Castle County is $136,803, well above the state average of $128,404.
Continued below...