Bellefonte: Demographics & People

Bellefonte is home to 1,388 people, in 587 households. Population shrank 7.9% from 1,507 (2022) to 1,388 (2024). Median age 42.1 years. (2.8y older than New Castle County; 5.1y older than Delaware). Children under 18 are 23% of the population. Population is 75% White (non-Hispanic) and 16% Black. The community is somewhat diverse (Simpson index 0.35). 54% of households are family-led. County is gaining 1,395 residents per year (2022-2023). County health: 38% adult obesity, 14% smoke.

Population & Trend

Population shrank 7.9% from 1,507 (2022) to 1,388 (2024). Estimated 2026 population: ~1,280 (extrapolated at -4.0%/yr trend). Census Bureau Vintage estimate: 1,145.

Census data vintage2024
Population570,719 people
Annual growth rate · Population change-7.9%
Annual growth rate · Population (2022)1,507
Annual growth rate · Population (2024)1,388
Annual growth rate · Trend categoryshrinking
Population1,388 people (vs Delaware 13,439) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate1,145

Sources: Census ACS 5-Year 2023, Table B01003  ·  Refreshed 2026-04-12

Age Distribution

Median age 42.1y is 3.2 years older than the U.S. median (38.9y). Children under 18 make up 23% — above the U.S. share of ~22%.

Age Summary · Median age42.1 years (vs Delaware 37.0y)
Age Summary · Children Pct23.1%
Age Summary · Characterestablished
Age Summary · Total Pop1,388
Age Summary · Under 18320
Age Summary · 18 To 34261.0×
Age Summary · 35 To 64662.0×
Age Summary · 65 Plus145
Population under 18320
Median age42.1 years (vs Delaware 37.0y)

Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023  ·  Refreshed 2026-04-29

Race, Ethnicity & Diversity

Of 1,388 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.35 (0 = single group, 1 = perfectly even distribution); this is read as somewhat diverse.

White residents1,096
Black residents269
Hispanic or Latino residents38
Diversity Index · Diversity index (Simpson)35.2%
Diversity Index · Diversity labelsomewhat diverse
Diversity Index · Groups counted3
Diversity Index · Largest group share78.1%
Black population15.6% (vs Delaware 26.7%)
Hispanic or Latino population3.5% (vs Delaware 10.7%)
White (non-Hispanic) population75.0% (vs Delaware 51.8%)

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Ancestry

Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.

Top (8)

(unnamed)
Irish
(unnamed)
Black
(unnamed)
German
(unnamed)
English
(unnamed)
Italian
(unnamed)
Polish
(unnamed)
American
(unnamed)
Hispanic Total

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS).

Residents born in this state762
Residents born in another state530
Share born in this state54.9%
Share born in another state45.1%
Total foreign-born residents60
From Europe7

Households & Family Composition

587 households. Averaging 2.3 people each — smaller than the U.S. average of 2.5. 54% are family households — below the U.S. share of ~65%. Of 331 families, 26% are married couples with children.

Children under 18342
Total families331
Married couples with children85
Single-parent households23
Average household size2.32
Women who gave birth (past year)18.5%
Grandparents living with grandchildren12
Grandparents responsible for grandchildren12
Family households320 households (vs Delaware 3,428)
Households that are families54.5% (vs Delaware 58.6%)
Total households587 households (vs Delaware 5,560) total_households: 2 observations from 2026-04-23 to 2026-04-23

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Residential Stability & Migration

How long residents have lived here and where they came from. 3.5% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 1,395 residents per year on net (IRS migration data).

Moved within the county (past year)3.5%
Migration · People moving in (annual)500,294
Migration · People moving out (annual)498,899
Migration · Net migration (in − out)1,395
Migration · Population growingYes
Migration · Year2022-2023

Sources: IRS SOI Migration 2021-2022  ·  Refreshed 2026-04-12

Disability

Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.

Residents with a disability72
Disability rate4.7%

Other

Congressional District · Districtat-large
Congressional District · FormattedDE-AL
Congressional District · Congress118th
Cdc Birth Rate · Fips10003
Cdc Birth Rate · State Fips10
Cdc Birth Rate · County Fips003
Cdc Birth Rate · CountyNew Castle
Cdc Birth Rate · Birth Rate12.4%
Cdc Birth Rate · Lower Ci11.50
Cdc Birth Rate · Upper Ci13.20
Cdc Mortality · Fips10003
Cdc Mortality · CountyNew Castle County
Cdc Mortality · Urban RuralLarge fringe metro
Cdc Mortality · Total Deaths 2020 202321,207
Cdc Vaccination · Fips10003
Cdc Vaccination · CountyNew Castle County
Cdc Vaccination · Dose1 Pop Pct89.4%
Cdc Vaccination · Series Complete Pct73.6%
Cdc Vaccination · Booster Pct51.1%
Cdc Vaccination · Population 2019558,753
Cdc Vaccination · Metro StatusMetro
Family Score · Score10
Family Score · Schools20
Family Score · Children Pct23.1%
Family Score · Ratingexcellent
Town Summary · Key Factspopulation 1,388, shrinking, established, upper-middle, mixed
Town Summary · Population1,388 people (vs Delaware 13,439)
Town Summary · CountyNew Castle County

Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade