Cities & Towns in New Castle County, DE

New Castle County, county in Delaware, United States. As of 2020 county had an estimated population of 561,531 inhabitants. The county was created 358 years ago in 1664. Its county seat is "Wilmington".

There are 21 city/town in New Castle County, DE. The largest city of New Castle County is Wilmington with a population of 70,376. Other cities include, Newark population 33,849, Middletown population 23,765, Bear population 19,371, Hockessin population 13,527

Wilmington
Wilmington

Wilmington, city in and county seat of New Castle County, Delaware, United States

Newark
Newark

Newark, city in New Castle County, Delaware, United States

Middletown
Middletown

Middletown, town in Delaware, USA

All New Castle County Cities (Aphebetical)

Cities, Towns, Neighborhoods & Other Populated Places in New Castle County.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name Title County Population
Arden Village in New Castle County, Delaware, United States of America New Castle 436
Ardencroft Town New Castle 218
Ardentown City in New Castle County, Delaware, United States of America New Castle 274
Bear Census-designated place in Delaware, United States New Castle 19,371
Bellefonte Town of the United States New Castle 1,166
Brookside Town in Alabama New Castle 2,896
Claymont Census-designated place in Delaware New Castle 8,253
Delaware City City in New Castle County, Delaware, United States New Castle 1,837
Edgemoor Census designated place New Castle 5,677
Elsmere Town in Delaware New Castle 5,761
Hockessin Census designated place New Castle 13,527
Middletown Town in Delaware, USA New Castle 23,765
New Castle City in Delaware New Castle 5,394
Newark City in New Castle County, Delaware, United States New Castle 33,849
Newport Town in New Castle County, Delaware, United States New Castle 874
North Star Census designated place New Castle 7,980
Odessa Town in New Castle County, Delaware, USA New Castle 354
Pike Creek Census designated place New Castle 7,898
Townsend Town in New Castle County, Delaware, United States New Castle 2,764
Wilmington City in and county seat of New Castle County, Delaware, United States New Castle 70,376
Wilmington Manor Census-designated place in Delaware New Castle 7,889
0