United States › Delaware › New Castle CITY · 2020 ACS
New Castle Delaware · 5,551 residents · 3.48 sq mi
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The short version
New Castle is a city of 5,551 people in Delaware. At a median age of 45.8, this is an older place than the country as a whole. The poverty rate is 4.3%, under the national 12.8%. 5% of locals were born outside the United States. People stay put here: 93% were in the same home a year ago. The population is up 14% since 2000.
At a glance
Wealthier
above the US median
US median: $66,278
Older
median age 45.8
US median: 38.8
Average education
29% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 39.6 in 2000
US average: 38.8
Population, 1990 – 2024
5K 5K 5K 5K 6K 1990 2000 2010 2020 2024 New Castle Age distribution, 2020
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Section 02
Income & economy $72,951
−7%inflation adjusted, since 2000
from $52,449 in 2000
US average: $66,278
from $24,052 in 2000
US average: $35,364
Households earning $100K+
from 36.0% in 2009
US average: 43.9%
from 5.3% in 2000
US average: 12.8%
Workforce by industry, 2020
Public administration 9.2%
Professional, scientific, technical 3.1%
Arts, entertainment, food 1.9%
Transportation & warehousing 1.3%
Education & health services 1.2%
Agriculture, forestry, fishing 0.2%
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$211,700
+16%inflation adjusted, since 2000
from $121,600 in 2000
US average: $265,253
$1,356
+41%inflation adjusted, since 2000
from $640 in 2000
US average: $1,124
from 78.0% in 2000
37.5% rent
2.06 people
−13%since 2009
from 2.37 people in 2009
US average: 2.61
from 3.8 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 76.3%(3,708)
Hispanic / Latino 2.4%(117)
2020
White, non-Hispanic 58.8%(3,263)
Hispanic / Latino 8.3%(461)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 16 more ancestry groups with data from 26.4% in 2000
US average: 32.9%
High school or higher
from 82.6% in 2000
US average: 88.5%
from 9.7% in 2000
US average: 12.7%
Section 06
Commute & transportation from 13.8 min in 2000
US average: 26.9
from 84.8% in 2009
US average: 75.1%
from 4.8% in 2009
US average: 8.4%
Section 07
Work & employment from 9.7% in 2011
US average: 5.4%
from 68.2% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 35.7% in 2009
US average: 39.3%
Section 08
People & community from 4.2% in 2009
US average: 13.5%
from 10.0% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 10.0% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 12.3%(44)
Gulf War (1990s) 21.7%(78)
Share of the 359 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in New Castle, Delaware? New Castle, Delaware has about 5,551 residents according to the 2020 American Community Survey.
What is the median household income in New Castle, Delaware? The typical household in New Castle, Delaware earns about $72,951 a year. Half of households make more than that, and half make less.
Is New Castle, Delaware expensive? In New Castle, Delaware, the median home is worth about $211,700, and the typical rent is about $1,356 a month.
How educated are people in New Castle, Delaware? About 29.4% of adults age 25 and over in New Castle, Delaware hold a bachelor's degree or higher.
What is the poverty rate in New Castle, Delaware? About 4.3% of people in New Castle, Delaware live below the federal poverty line.
Has New Castle, Delaware grown since 1990? Yes, New Castle, Delaware has grown since 1990. The population has added about 714 residents, a change of about 15 percent over that period.
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