Bellefonte, DE

Town in New Castle County, DE, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

1,388

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

42.1

years ∙ half population younger than 42.1, half older

Diversity Index

41%

chance two random people differ in race and ethnicity

Nativity

4.5%

foreign-born population

95.5%Native

4.5% Foreign-born

Geographic Context

Location, size, and surroundings

About

Bellefonte is a town within New Castle County, Delaware, United States.

Location

Town in New Castle County, DE, US

Co-ordinates

DEC39.766892° N, 75.498163° W

DMS39° 46′ 00.81″ N, 75° 29′ 53.39″ W

Population Density & area

7,842/sq mi (3,024/km²)

Total Area

0.177 sq mi (0.459 km²)

Land Area

0.177 sq mi (0.459 km²) · 100%

Water Area

0 sq mi (0 km²) · 0%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

50.9% male

Male 50.9%

Female 49.1%

males per 100 females

Bellefonte 103.5

New Castle County 94.2

Delaware 93.9

Nativity

4.5%

foreign-born population

95.5%Native

4.5% Foreign-born

% Foreign-born

Bellefonte 4.5%

New Castle County 12.8%

Delaware 10.7%

Age Distribution

How the population is spread across age groups

Median Age

42.1

years ∙ half population younger than 42.1, half older

Bellefonte

42.1

New Castle County

39.3

Delaware

41.6

Dependency ratio

50.4

dependents per 100 working-age adults

Bellefonte 50.4

New Castle County 62

Delaware 70.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Bellefonte	New Castle County	Delaware
Age Group
Children (Under 18)	23.1%	21.2%	20.7%
Working age (18-64)	66.5%	61.7%	58.7%
Senior (65+)	10.4%	17.1%	20.6%
Dependency ratio
Total dependency ratio	50.4	62	70.4
Child dependency ratio	34.7	34.4	35.3
Old-age dependency ratio	15.7	27.6	35.1

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

75%

Black

15.6%

Asian

Hispanic

3.5%

Other

5.9%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

41%

chance two random people differ in race and ethnicity

Bellefonte 41%

New Castle County 64.5%

Delaware 60.1%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Bellefonte population

	Bellefonte	New Castle County	Delaware
Hispanic or Latino	3.5%	11.8%	11%
Mexican	0.6%	4.4%	3.6%
Puerto Rican	0.8%	3.7%	3.1%
Cuban	1.2%	0.2%	0.2%
Other Hispanic / Latino	0.9%	3.5%	4.1%
Not Hispanic or Latino	96.5%	88.2%	89%
One race	92.5%	84%	84.5%
White	75%	52.3%	58.1%
Black or African American	15.6%	24.9%	21.4%
American Indian and Alaska Native	0%	0%	0.1%
Asian	0%	6.2%	4.3%
Native Hawaiian and Other Pacific Islander	0%	0%	0%
Some Other Race	1.9%	0.5%	0.5%
Two or more races (Multiracial)	4%	4.2%	4.5%

Household & Families Composition

Household size, type, and family structure

Household structure

54.5% family

Family 54.5%

Non family 45.5%

% family households

Bellefonte 54.5%

New Castle County 63.5%

Delaware 65.1%

Average household size

2.36

persons per household

Bellefonte

2.36

New Castle County

2.51

Delaware

2.48

Household & Family COMPOSITION

Households

Percentage of Bellefonte population

	Bellefonte	New Castle County	Delaware
Total households	587	224,173	402,038
Average houshold size	2.36	2.51	2.48
Family households	320	142,366	261,870
Average family size	3.19	3.12	3.05
Married couple family	210	99,351	189,962
Other families	110	43,015	71,908
Male householder	36	11,475	18,730
Female householder	74	31,540	53,178
Non-family households	267	81,807	140,168
One-person households	238	66,381	114,643
Male householder	118	27,514	46,874
Senior (65+) living alone	60	8,364	16,070
Female householder	120	38,867	67,769
Senior (65+) living alone	24	18,195	36,181
Other living arrangements	29	15,426	25,525

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

610

housing units

Bellefonte 610

New Castle County 236,079

Delaware 464,203

Occupancy status

96.2% occupied

Occupied 96.2%

Vacant 3.8%

vacancy rate

Bellefonte 3.8%

New Castle County 5%

Delaware 13.4%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

84.9%

Single family houses

84.9%

Apartments in multi-unit structures

13%

Mobile homes

2.1%

Boat, RV, van, etc

Median Year Built

1938

Half of houses were built before 1938, and half after.

* The Census Bureau did not report an exact median year built for Bellefonte the estimate falls at or before 1939, the lower limit of the survey's reporting range.

Historic ∙ 1939 or earlier

51.3%

Postwar & mid-century ∙ 1940 - 1969

31.5%

Late 20th century ∙ 1970 - 1999

9.9%

Modern ∙ 2000 or later

7.2%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Bellefonte	New Castle County	Delaware
Rooms per unit
Median rooms	6.2	6.2	6.2
1–3 rooms	3.8%	12.1%	9.3%
4–6 rooms	54.7%	42.5%	46.7%
7+ rooms	41.5%	45.4%	44%
Bedrooms
No bedroom / studio	0%	2%	1.3%
1 bedroom	5.1%	9.5%	6.8%
2 bedrooms	19.7%	20.7%	20%
3 bedrooms	56.2%	38.8%	44.4%
4+ bedrooms	19%	28.9%	27.4%
At a glance
Median year built	1938	1976	1986
Total housing units	610	236,079	464,203

Occupancy Profile

Who is inside and how they use it

Homeownership

68.7% owners

Renter-occupied 31.3%

Owner-occupied 68.7%

homeownership rate

Bellefonte 68.7%

New Castle County 69%

Delaware 73%

Average household size

2.42

Owner-occupied

2.23

Renter-occupied

owner-occupied average size

Bellefonte 2.42

New Castle County 2.62

Delaware 2.55

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Bellefonte	New Castle County	Delaware
Total occupied units	587	224,173	402,038
Year moved in
2020 or later	15.3%	20.7%	22%
2010 to 2019	39.7%	40.2%	41%
2000 to 2009	17%	17.7%	17.8%
1999 or earlier	27.9%	21.4%	19.2%
Occupants per room
1.00 or fewer	100%	98%	97.9%
1.01 to 1.50	0%	1.4%	1.5%
1.51 or more	0%	0.6%	0.6%
Vehicles availability
No vehicles	2.9%	7.5%	6.2%
1 vehicle	38.3%	35.2%	33.7%
2 vehicles	44.5%	37.4%	38.7%
3 or more vehicles	14.3%	20%	21.4%
House heating fuel used
Gas	72.1%	57.1%	51.1%
Electricity	18.6%	32.2%	37.9%
Solar	0%	0.1%	0.2%
Fuel oil, kerosene etc	9.4%	9.4%	8.8%
All other fuels	0%	0.7%	1.3%
No fuel used	0%	0.5%	0.6%
Selected characteristics
Lacking complete plumbing	0%	0.4%	0.3%
Lacking complete kitchen	0%	0.7%	0.6%
No telephone service available	2.4%	0.6%	0.7%

Housing Value

What owner-occupied units are worth

Median home value

$289,500

owner-occupied units

Median value(USD)

Bellefonte

$289,500

New Castle County

$352,200

Delaware

$352,000

Housing Cost Burden

21.9%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

21.9%

Owners without a mortgage

6.9%

Renters

29.3%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Bellefonte	New Castle County	Delaware
Property value
Median Value	$289,500	$352,200	$352,000
Under $100,000	0.7%	6.1%	7.3%
$100,000 - $200,000	8%	9%	9.4%
$200,000 - $300,000	45.9%	22.5%	21.5%
$300,000 - $500,000	41.9%	41.6%	39.9%
$500,000 - $1,000,000	2.7%	18.9%	19.2%
$1,000,000 and more	0.7%	1.9%	2.8%
Owner-occupied households
With a mortgage	73.9%	67.2%	63.8%
Without a mortgage	26.1%	32.8%	36.2%
Median monthly owner costs
With a mortgage	$1,707	$1,882	$1,816
Without a mortgage	$523	$616	$562
Gross rent
Median rent	$1,511	$1,448	$1,401

Education Profile

How educated is the community and how education pays off

Adults with a college degree

34%

of adults 25+ with a bachelor's degree or higher

Bellefonte 34%

New Castle County 39.7%

Delaware 35.8%

Adults without a high school diploma

2.1%

of adults (25+) without a high school diploma

Bellefonte 2.1%

New Castle County 7.4%

Delaware 8.3%

School Enrollment

Who is enrolled in school and at what level

School enrollment

272

population (age 3+) enrolled in school

Nursery / Preschool

4.4%

K–12

75.7%

College / Undergraduate

14%

Graduate / Professional

5.9%

College-going rate (18-24 yr olds)

15.2%

of 18-24-year-olds in college or graduate school

Bellefonte

15.2%

New Castle County

47.6%

Delaware

43.1%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Bellefonte	New Castle County	Delaware
Total enrolled (age 3+)	272	140,648	232,283
Nursery / preschool	4.4%	6.3%	5.7%
K–12	75.7%	63.4%	65.8%
Kindergarten	5.1%	4%	4.7%
Elementary: Grades 1–4	22.1%	18.1%	18.9%
Elementary: Grades 5–8	32.4%	19.9%	20.2%
High School: Grades 9–12	16.2%	21.5%	21.9%
College or graduate school	19.9%	30.3%	28.6%
College, undergraduate	14%	23.6%	22.3%
Graduate, professional school	5.9%	6.7%	6.3%
College-going rate · 18-24 yr olds	15.2%	47.6%	43.1%
School type
Public school	86%	79%	81.6%
Private school	14%	21%	18.4%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

976

population 25 years and over

Total adults (25+)

Less than 9th grade

0.7%

9th-12th, no diploma

1.4%

HS graduate

38.8%

Some college no degree

15.5%

Associates degree

9.5%

Bachelors degree

21.4%

Graduate or professional degree

12.6%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

57.1% · 42.9%

9th-12th, no diploma

100% · 0%

HS graduate

65.2% · 34.8%

Some college no degree

58.9% · 41.1%

Associates degree

30.1% · 69.9%

Bachelors degree

27.3% · 72.7%

Graduate or professional degree

56.1% · 43.9%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Bellefonte	New Castle County	Delaware
Population (25+)	976	402,879	723,044
Less than 9th grade	0.7%	2.7%	3%
9th–12th, no diploma	1.4%	4.7%	5.3%
High school diploma or GED	38.8%	26.7%	28.8%
Some college, no degree	15.5%	18.4%	18.8%
Associate's degree	9.5%	7.8%	8.3%
Bachelor's degree or higher	34%	39.7%	35.8%
Bachelor's degree	21.4%	22.5%	20.4%
Graduate or professional	12.6%	17.2%	15.3%
High School or higher	97.8%	92.6%	91.7%

Earnings by education level

percentage as applicable

Median Earnings

$60,357

Median earnings for adults 25+, by level

Less than HS graduate

$—

HS graduate

$54,022

Some college or associates

$55,921

Bachelors degree

$72,250

Graduate or professional degree

$64,861

Poverty Rate

6.3%

for ages 25+, with bachelors degree or higher

Less than HS graduate

14.3%

HS graduate

10.3%

Some college or associates

Bachelors degree or higher

6.3%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Bellefonte	New Castle County	Delaware
Median earnings
Population 25+, with earnings	$60,357	$58,563	$53,037
Less than high school graduate	$—	$32,184	$35,002
High school graduate (includes equivalency)	$54,022	$42,322	$40,675
Some college or associate's degree	$55,921	$49,172	$47,864
Bachelor's degree	$72,250	$73,574	$68,176
Graduate or professional degree	$64,861	$92,355	$87,287
Poverty rates
Less than high school graduate	14.3%	20.3%	20.8%
High school graduate (includes equivalency)	10.3%	11.9%	11.6%
Some college or associate's degree	2%	7.5%	8.1%
Bachelor's degree or higher	6.3%	4.1%	4%

Insights for Bellefonte, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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