Latest Data (2017)
Population 5,348
Nationwide Rank 4538

Quick Facts

New Castle, Delaware is the 4,538th largest city in the United States as of 2017.

New Castle, Delaware is a city.

New Castle, Delaware is as large as it has ever been. In 2017 New Castle had its largest population ever.

New Castle, Delaware is growing somewhat quickly. It is growing faster than 70% of similarly sized cities since 2000.

New Castle, Delaware Border Map

Similarly Sized Cities In US

US Rank Name Population Growth
2000-2017
4528 Coal City, Illinois 5,369 10.5%
4529 Weiser, Idaho 5,365 -1.0%
4530 Brush, Colorado 5,364 4.5%
4531 Media, Pennsylvania 5,362 -3.0%
4532 Colby, Kansas 5,361 -1.5%
4533 Columbia Falls, Montana 5,355 36.6%
4534 Mount Carmel, Tennessee 5,355 11.0%
4535 Iola, Kansas 5,354 -15.0%
4536 Uhrichsville, Ohio 5,351 -5.2%
4537 Williams, California 5,349 45.1%
4538 New Castle, Delaware 5,348 7.3%
4539 Kaser, New York 5,343 52.3%
4540 Ballston Spa, New York 5,340 -4.0%
4541 Willow Park, Texas 5,340 84.5%
4542 Carlisle, Ohio 5,336 3.3%
4543 Evansville, Wisconsin 5,335 30.2%
4544 St. Clair, Michigan 5,335 -7.9%
4545 Clarinda, Iowa 5,334 -5.9%
4546 Eureka, Illinois 5,334 6.1%
4547 Jeanerette, Louisiana 5,332 -11.8%
4548 Aberdeen, Mississippi 5,328 -16.8%

Similarly Sized Cities In Delaware

US Rank Name Population Growth
2000-2017
3663 Seaford 7,750 14.2%
3818 Georgetown 7,291 52.2%
4244 Elsmere 6,045 4.2%
4538 New Castle 5,348 7.3%
5104 Millsboro 4,365 74.8%
5135 Laurel 4,320 15.3%
5628 Harrington 3,646 14.4%
5754 Camden 3,493 66.0%
5976 Clayton 3,249 148.2%
6147 Lewes 3,083 5.4%
6310 Milton 2,914 69.5%

Demographics

Population History

Year Population Rank in US
2017 5,348 4,538
2016 5,357 4,528
2015 5,382 4,504
2014 5,379 4,486
2013 5,385 4,476
2012 5,373 4,470
2011 5,350 4,483
2010 5,285 4,492
2009 5,033 4,582
2008 4,996 4,586
2007 4,977 4,571
2006 4,958 4,546
2005 4,937 4,534
2004 4,938 4,513
2003 4,947 4,487
2002 4,959 4,462
2001 4,963 4,436
2000 4,981 4,418
1990 4,893 4,123