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CITY

New Castle

Delaware · 5,726 residents (2025 est.) · 3.478 sq mi
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Notable rankings
#220Lowest unemploymentof 6,8261.3%
The short version

New Castle has roughly average household income, with a median household income of $89,205. Population has held roughly steady since 2000. Median home value has more than doubled since 2000, reaching $285,100. With a median age of 48.5, the population is older than the US median of 38.9. Poverty is rare here, at 4.7% of residents.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 48.5
US median: 38.9
Average education
34% hold a bachelor's degree
US average: 36%
Less affordable
home values up 29%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
5,579
+15%since 2000
from 4,862 in 2000
1990 – 2025
Population density
1,604 / sq mi
+15%since 2000
from 1,398 / sq mi in 2000
US average: 281
Median age
48.5
+22%since 2000
from 39.6 in 2000
US average: 38.9

PEP 2025 EST:5,726 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
5K5K5K5K6K1990201020202024New Castle
20246K
1990201020202024
Section 02

Income & economy

Median household income
$89,205
−7%inflation adjusted, since 2000
from $52,449 in 2000
US average: $82,259
1990 – 2024
Per capita income
$52,341
+118%since 2000
from $24,052 in 2000
US average: $44,673
Households earning $100K+
60.0%
+24.0 ptssince 2009
from 36.0% in 2009
US average: 53.3%
Poverty rate
4.7%
−0.7 ptssince 2000
from 5.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.373
−6%since 2010
from 0.397 in 2010
US average: 0.476
Workforce by industry, 2024
Finance & insurance8%
US avg: 5.9%
Other services7.5%
US avg: 6.7%
Information7.4%
US avg: 10.8%
Public administration6.9%
US avg: 4.8%
Professional, scientific, technical6.9%
US avg: 5.1%
Wholesale trade6.7%
US avg: 6.9%
Retail trade3.4%
US avg: 9.9%
Arts, entertainment, food2.6%
US avg: 1.9%
Education & health services1.1%
US avg: 0.9%
Transportation & warehousing0.4%
US avg: 2.2%
Agriculture, forestry, fishing0%
US avg: 1.6%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$285,100
+29%inflation adjusted, since 2000
from $121,600 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,739
+49%inflation adjusted, since 2000
from $640 in 2000
US average: $1,442
Owner-occupied
63.4%
−14.6 ptssince 2000
from 78.0% in 2000
36.6% rent
Vacancy rate
3.6%
−1.7 ptssince 2009
from 5.3% in 2009
US average: 10.0%
Owner cost-burdened
21.8%
−6.5 ptssince 2009
from 28.2% in 2009
US average: 22.9%
Renter cost-burdened
34.8%
+1.1 ptssince 2009
from 33.7% in 2009
US average: 47.4%
Afford Score
3.2
+38%since 2000
from 2.3 in 2000
1990 – 2024
Gentrification Score
35
RELATED:See current rent listings in New Castle on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic76.3%(3,708)
Black20%(973)
Hispanic / Latino2.4%(117)
Asian0.4%(19)
Other0%
Diversity Score45.8%(2,225)
2024
White, non-Hispanic60.4%(3,369)
Black28.4%(1,587)
Hispanic / Latino8.1%(454)
Asian0.9%(52)
Other2.1%(117)
Diversity Score68.4%(3,817)
Diversity Score
68
+50%since 2000
from 46 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
33.8%
+7.4 ptssince 2000
from 26.4% in 2000
US average: 35.6%
High school or higher
93.9%
+11.4 ptssince 2000
from 82.6% in 2000
US average: 89.6%
Graduate degree
19.2%
+9.5 ptssince 2000
from 9.7% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
23.2 min
+68%since 2000
from 13.8 min in 2000
US average: 26.5
Drive alone to work
67.2%
−17.6 ptssince 2009
from 84.8% in 2009
US average: 68.9%
Carpooled to work
5.8%
−0.1 ptssince 2009
from 6.0% in 2009
US average: 8.5%
Public transit
3.9%
−1.6 ptssince 2009
from 5.4% in 2009
US average: 3.2%
Worked from home
21.6%
+19.7 ptssince 2009
from 1.9% in 2009
US average: 15.0%
Walked to work
1.2%
−0.4 ptssince 2009
from 1.6% in 2009
US average: 2.4%
Biked to work
0.3%
+0.3 ptssince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
9.3%
+4.5 ptssince 2009
from 4.8% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
1.3%
−8.4 ptssince 2011
from 9.7% in 2011
US average: 5.2%
Labor force participation
65.7%
−2.5 ptssince 2011
from 68.2% in 2011
US average: 63.5%
Self-employed
18.0%
+6.3 ptssince 2009
from 11.8% in 2009
US average: 13.1%
Management & professional
48.8%
−14.4 ptssince 2009
from 63.2% in 2009
US average: 42.5%
Section 08

People & community

Male
48.0%
−1.3 ptssince 2009
from 49.2% in 2009
Female
52.0%
+1.3 ptssince 2009
from 50.8% in 2009
Foreign born
10.0%
+5.7 ptssince 2009
from 4.2% in 2009
US average: 14.1%
Veterans
5.6%
−41.8 ptssince 2009
from 47.4% in 2009
US average: 6.2%
With a disability
18.7%
+0.9 ptssince 2012
from 17.8% in 2012
US average: 13.3%
Uninsured
5.0%
−85.0 ptssince 2013
from 90.0% in 2013
US average: 8.4%
Broadband at home
93.0%
+17.2 ptssince 2017
from 75.8% in 2017
US average: 91.0%
English only at home
90.9%
+5.4 ptssince 2016
from 85.5% in 2016
US average: 77.7%
Spanish at home
5.0%
−7.6 ptssince 2016
from 12.6% in 2016
US average: 13.6%
Drill deeper

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Head to head

Compare New Castle to nearby cities

NEW CASTLE VS
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Income$78,078−12%
Home value$240,600−16%
Population8,214+43%
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NEW CASTLE VS
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Home value$207,600−27%
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NEW CASTLE VS
Wilmington
Income$58,671−34%
Home value$231,400−19%
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NEW CASTLE VS
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Income$77,273−13%
Home value$193,300−32%
Population8,050+41%
SEE FULL COMPARISON →
Frequently asked

How many people live in New Castle, Delaware?

New Castle, Delaware has about 5,579 residents according to the 2024 American Community Survey.

What is the median household income in New Castle, Delaware?

The typical household in New Castle, Delaware earns about $89,205 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 $285,100, and the typical rent is about $1,739 a month.

How educated are people in New Castle, Delaware?

About 33.8% 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 4.7% 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 742 residents, a change of about 15 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →