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New Castle County, Delaware

County

Population: 573,030 (2023 estimate)

Located in Delaware

County-level Census Bureau data covering income, housing, demographics, education, employment, and more. Counties are the primary administrative division in the U.S. and the most common unit for comparing local conditions across a state.

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Data: U.S. Census Bureau, ACS 5-Year Estimates, 2023 (released December 2024).

Quick Facts — New Castle County

What is the median household income in New Castle County?
The median household income in New Castle County is $153,750 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
What is the poverty rate in New Castle County?
The poverty rate in New Castle County is 3.2% (U.S. Census Bureau ACS 2023).
What is the median home value in New Castle County?
$1,137,000 (U.S. Census Bureau ACS 2023).
What is the average rent in New Castle County?
The median gross rent in New Castle County is $2,772 per month (U.S. Census Bureau ACS 2023).
What percentage of New Castle County residents have a college degree?
82.2% of adults in New Castle County hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).
Population
53,825
Median Income
$153,750
Median Home Value
$1,137,000
Poverty Rate
3.2%
Unemployment (ACS 2023)
4.9%
Median Age
31.0 yrs
Since 2019 Median Income: +$35,589 (+30.1%) Home Value: +$108,100 (+10.5%) Poverty Rate: +0.3 pp (+10.3%) Bachelor's+: +2.7 pp (+3.4%) Unemployment: +0.1 pp (+2.1%)

Demographics

Total Population 53,825
Median Age 31.0
Female 50.9%
Race & Ethnicity
Hispanic or Latino 9.8% White (non-Hisp.) 64.1% Black 4.4% Asian 17.9% Two or More 7.7% Other 2.5%
Asian Subgroups (% of total pop.)
Chinese
9.6%
Indian
2.7%
Korean
1.6%
Filipino
0.9%
Japanese
0.4%
Vietnamese
0.3%
Hispanic Subgroups (% of total pop.)
Puerto Rican
1.8%
Mexican
0.7%
Cuban
0.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Income & Poverty

Median Household Income $153,750 ±$11,191
+$70,895 vs. state
Per Capita Income $260,168
Median Family Income $250,001
Poverty Rate 3.2%
-4.1 pp vs. state
Child Poverty Rate 0.9%
Working-Age Poverty Rate
SNAP Recipients 4.1%
Social Security Income
Retirement Income 16.7%
Household Income Distribution
< $10k
7.5%
$10–15k
3.3%
$15–25k
3.3%
$25–35k
2.3%
$35–50k
4.6%
$50–75k
8.9%
$75–100k
7.2%
$100–150k
12.1%
$150–200k
11.7%
$200k+
39.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Housing

Total Housing Units 30,730
Owner-Occupied 34.7%
Renter-Occupied 65.3%
Vacancy Rate 18.4%
Median Home Value $1,137,000
+$810,200 vs. state
Median Gross Rent $2,772
Owner Cost Burden (30%+) 27.5%
Renter Cost Burden (30%+) 38.8%
Home Value Distribution
< $50k
1.7%
$50–100k
0.2%
$100–200k
0.6%
$200–300k
1.4%
$300–500k
4.9%
$500k–$1M
32.7%
$1M+
58.5%
Gross Rent Distribution
< $500
5.3%
$500–1k
5.8%
$1–1.5k
12.7%
$1.5–2k
9.3%
$2–2.5k
12.3%
$2.5–3.5k
8.6%
$3.5k+
46.1%
Vehicle Availability
No vehicle
80.7%
1 vehicle
17.2%
2 vehicles
1.6%
3+
0.5%
Housing Type
Single-fam. det.
1.0%
Single-fam. att.
0.2%
2–4 units
0.7%
5–19 units
6.4%
20+ units
72.7%
Housing Age
Pre-1940
52.1%
1940–1969
4.8%
1970–1999
5.3%
2000–2009
2.5%
2010+
1.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Education

High School or Higher 95.7%
Bachelor's or Higher 82.2%
+46.9 pp vs. state
Graduate Degree 37.5%
Some College / Associate 6.2%
Less Than High School 3.0%
Enrolled in School

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Employment

Labor Force Participation 67.4%
Unemployment Rate 4.9%
-0.2 pp vs. state
Work from Home 26.9%
Self-Employed 7.0%
Government Workers 5.6%
Private For-Profit 87.1%
Industry
Prof. Services
23.7%
Edu/Health
19.7%
Finance
18.6%
Arts/Entmt.
11.2%
Information
9.8%
Retail
5.8%
Manufacturing
2.8%
Public Admin
1.9%
Transportation
1.5%
Wholesale
1.3%
Construction
1.0%
Agriculture
0.1%
Occupation
Management
71.4%
Sales
15.7%
Food Prep
10.1%
Production
1.8%
Construction
0.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Commute

Median Travel Time 24.0 min
Drove Alone 3.1%
Carpool 1.1%
Public Transit 37.0%
Work from Home 26.9%
Walked 26.0%
Bicycle

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Households & Families

Total Households 25,080
Avg. Household Size 1.00
Avg. Family Size
Married-Couple Households 23.5%
Single-Mother Households
Single-Father Households
Living Alone
Households with Children 8.2%
Multigenerational

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Age Distribution

Under 5
2.6%
5–9
1.9%
10–14
1.7%
15–19
13.5%
20–24
12.4%
25–34
24.1%
35–44
11.6%
45–54
8.5%
55–64
3.9%
65–74
4.5%
75–84
9.1%
85+
4.4%
Under 18: 7.0% Working age (18–64): 93.0% 65 and over: 15.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Social Characteristics

Immigration

Foreign Born 19.8%
Naturalized Citizen 49.3%
Speaks English Less Than Very Well 6.8%
Foreign-Born Origin
Asia
45.0%
Europe
27.4%
Latin America
14.5%
Africa
2.3%

Veterans & Disability

Veteran 1.4%
With a Disability 6.5%
Cognitive Difficulty
Ambulatory Difficulty

Health Insurance

Insured 97.8%
Uninsured 2.2%
Employer Insurance
Medicaid
Medicare

Technology & Mobility

Broadband Internet 95.1%
Has a Computer 98.4%
Same House 1 Year Ago 69.1%
Moved from Abroad 2.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Compare New Castle County

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Where People Move From (IRS Migration Data)

Top origins of people who moved to New Castle County in 2023, by number of tax returns filed (IRS SOI Migration Data).

Origin Tax Returns People (est.)
Other flows - South 1,403 2,312
Philadelphia County 1,201 2,129
Delaware County 1,114 1,997
Chester County 692 1,083
Cecil County 533 878
Other flows - Northeast 525 810
Other flows - Midwest 431 705
Other flows - West 340 568
Montgomery County 277 440
Kings County 206 358