New Castle New Castle County, Delaware

New Castle: City in Delaware

New Castle locator map
Location of New Castle on Delaware map.


New Castle is a city located in the county of New Castle in the U.S. state of Delaware. Its population at the 2010 census was 5,285. After 10 years in 2020 city had an estimated population of 5,394 inhabitants.

The city was created 381 years ago in 1639.

Habs new castle county court house image
Habs new castle county court house
Habs new castle county court house image


New Castle is located at 39°39'43"N 75°33'59"W (39.6620600, -75.5663100).

New Castle map

New Castle Quick Facts

Population : 5,394 (2020)
Country : United States of America
State : Delaware (United States)
County : New Castle County
Postal code : 19720
Phone Area Codes : 302
Water as percent of area : 3.52%
Land as percent of area : 96.48%
Altitude : 10 feet / 3 meters
Capital city : New Castle is capital of Delaware Colony
Establishment : January 01, 1640 (381 years ago)
Time Zone : America/New_York
Local time : 22:04:29 (17th September 2021)
Population growth : 2.02% (2010-2020)


The population of New Castle increased by 2.02% in 10 years.

Year Population % Change Method
2010 5,285 - census
2011 5,161 -2.4% estimation process
2012 5,175 0.27% estimation process
2013 5,186 0.21% estimation process
2014 5,180 -0.12% estimation process
2015 5,171 -0.17% estimation process
2016 5,154 -0.33% estimation process
2017 5,135 -0.37% estimation process
2018 5,357 4.14% estimation process
2019 5,392 0.65% estimation process
2020 5,394 0.04% estimation process

New Castle zip code is 19720. County name: New Castle, County fips: 10003

Aresapa, Cannekonkan, Delaware Town, Fort Casimir, Fort Casimires, Fort Kasimier, Fort Trefalldigheet, Fort Trinity, Macherish Kitton, N'ju-Kasl, Neu Castle, Neucastle, New Amstel, New Castel, New Castl, New Castle, New Castle Town, New Castle Towne, Newcastle, Newcastle Town, Nieu Causeland, Nieuwer-Amstel, Niew Amstel, Nju Kasl, Sandhocken, Santhoeck, Tamakonck, Tamecongh, Trefaldighet, Trefalldigheet, n'yu kyasala, niu ka si er, nyukaeseul, nyukyassuru, nyw kasl, nywkasl dlawr, Њу Касл, Нью-Касл, نيو كاسل, نیو کیسل، ڈیلاویئر, نیوکاسل، دلاور, न्यु क्यासल, ニューキャッスル, 纽卡斯尔, 뉴캐슬

Local Places in New Castle

1 New Castle City Council
Rating: 4 (5)

Address: 220 Delaware St, New Castle, DE 19720 ➦ Show Map

☎ +13023229804 🔗 Url

New Castle City Council

People born in New Castle (38)

People born in New Castle, including politician George R. Riddle, politician Walter W. Bacon, lawyer, judge, and politician from Delaware George Gray, you can see a list of people who born in New Castle.

  • Vinnie Moore (American guitarist and member of the band UFO) he was born in 14/04/1964
  • Ryan Phillippe (American actor) he was born in 10/09/1974
  • Thomas Holcomb (Commandant of the Marine Corps) he was born in 05/08/1879
  • Thomas McKean Thompson McKennan (American politician (1794-1852)) he was born in 31/03/1794
  • Anthony Higgins (American politician (1840-1912)) he was born in 01/10/1840
  • Robert Montgomery Bird (American novelist, playwright, physician) he was born in 05/02/1806
  • Clayton Douglass Buck (American politician (1890-1965)) he was born in 21/03/1890
  • George Ross (Signer of the United States Declaration of Independence 1730-1779) he was born in 10/05/1730
  • Thomas Stockton (American politician (1781-1846)) he was born in 01/04/1781
  • John B. Penington (American politician (1825-1902)) he was born in 20/12/1825
  • Kensey Johns, Jr. (American politician (1791-1857)) he was born in 10/12/1791
  • Nicholas Van Dyke (American politician and lawyer) he was born in 20/12/1769
  • Devin Smith (American basketball player) he was born in 12/04/1983
  • Green Peyton Wertenbaker (American journalist and writer) he was born in 23/12/1907
  • Dave May (American baseball player) he was born in 23/12/1943
  • E. Paul du Pont (American businessman) he was born in 01/01/1887
  • Irénée du Pont (American businessman 1876-1963) he was born in 21/12/1876
  • John Johns (American bishop) he was born in 01/07/1796

Schools in New Castle

College & universities near New Castle, DE

Code Name City ZIP
131113 Wilmington University New Castle (DE) 19720

Stations (31)

Amtrak & bus stations near New Castle, DE

Code Name Address Type
WIL Wilmington station 100 South French Street RAIL
NRK Newark 429 South College Ave. RAIL
EXT Exton 425 Walkertown Road RAIL
DOW Downingtown West Lancaster Ave. and Stuart Ave. RAIL
COT Coatesville Third Ave. and Fleetwood St. RAIL

Post offices near New Castle

Post Office Name City ZIP
New Castl Post Office New Castle (DE) 19720

Other places with the same name (8)

Other cities in New Castle County

Cities, Towns, Neighborhoods & Other Populated Places in New Castle County , DE. (more)

City Name Population Title
Wilmington 70,376 City in and county seat of New Castle County, Delaware, United States
Newark 33,849 City in New Castle County, Delaware, United States
Middletown 23,765 Town in Delaware, USA
Bear 19,371 Census-designated place in Delaware, United States
Hockessin 13,527 Census designated place
Claymont 8,253 Census-designated place in Delaware
North Star 7,980 Census designated place
Pike Creek 7,898 Census designated place
Wilmington Manor 7,889 Census-designated place in Delaware
Elsmere 5,761 Town in Delaware
Edgemoor 5,677 Census designated place
Brookside 2,896 Town in Alabama
Townsend 2,764 Town in New Castle County, Delaware, United States
Delaware City 1,837 City in New Castle County, Delaware, United States
Bellefonte 1,166 Town of the United States
Newport 874 Town in New Castle County, Delaware, United States

Distance to Other Cities

New Castle distances to largest Delaware cities