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COUNTY · 2000 CENSUS

Delaware County

Pennsylvania · 550,864 residents · 184 sq mi
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The short version

With 550,864 people, Delaware County is a county in Pennsylvania. Households here earn about 25% more than in Pennsylvania as a whole. 30% of adults hold a bachelor's degree or higher. Owners hold 72% of the housing stock. Poverty is uncommon here, at 8.0% of residents. Households take in $50,092 a year at the median, 18% more than the country as a whole.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 37.4
US median: 35.2
More educated
30% hold a bachelor's degree
US average: 24%
More affordable
home values down 14%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
550,864
+1%since 1990
from 547,651 in 1990
1990 – 2025
Median age
37.4
+8%since 1990
from 34.6 in 1990
US average: 35.2
Land area
184 sq mi
Population, 1990 – 2024
544K554K563K573K582K19902000201020202024Delaware County
2024579K
1990201020202024
Age distribution, 2000
Under 56.2%(34,394)
US avg: 6.8%
5 to 97%(38,774)
US avg: 7.3%
10 to 147.3%(40,062)
US avg: 7.3%
15 to 197.3%(40,349)
US avg: 7.2%
20 to 245.9%(32,347)
US avg: 6.7%
25 to 3412.5%(69,089)
US avg: 14.2%
35 to 4416.2%(89,511)
US avg: 16%
45 to 5413.4%(74,079)
US avg: 13.4%
55 to 648.5%(46,590)
US avg: 8.6%
65 to 747.6%(42,053)
US avg: 6.5%
75 to 845.9%(32,748)
US avg: 4.4%
85 and over2%(10,868)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$50,092
+2%inflation adjusted, since 1990
from $37,337 in 1990
US average: $42,589
1990 – 2024
Per capita income
$25,040
+45%since 1990
from $17,210 in 1990
US average: $21,522
Poverty rate
8.0%
+1.0 ptssince 1990
from 7.0% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$127,000
−14%inflation adjusted, since 1990
from $111,700 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$662
−4%inflation adjusted, since 1990
from $526 in 1990
US average: $602
Owner-occupied
71.9%
−0.8 ptssince 1990
from 72.7% in 1990
28.1% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic86.5%(473,639)
Black11.1%(60,975)
Hispanic / Latino1.1%(6,170)
Asian1.9%(10,193)
2000
White, non-Hispanic79.6%(438,416)
Black14.4%(79,070)
Hispanic / Latino1.5%(8,368)
Asian3.3%(18,022)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Puerto Rican1.6%(9,444)
Mexican0.9%(5,325)
Central American0.6%(3,345)
Ecuadorian0.5%(2,744)
Honduran0.3%(1,692)
Dominican0.2%(1,194)
Cuban0.2%(963)
Colombian0.2%(938)
Spaniard0.1%(776)
Venezuelan0.1%(616)
Salvadoran0.1%(558)
+ 10 more hispanic origin groups with data
Argentine0.1%(523)
Costa Rican0.1%(490)
Guatemalan0.1%(439)
Peruvian0.1%(420)
Chilean0%(202)
Panamanian0%(101)
Bolivian0%(42)
Uruguayan0%(11)
Asian origin
Asian Indian1.9%(11,111)
Chinese1.5%(8,750)
Vietnamese0.8%(4,556)
Korean0.5%(2,895)
Bangladeshi0.3%(1,926)
Filipino0.3%(1,692)
Pakistani0.3%(1,589)
Cambodian0.2%(1,142)
Japanese0.1%(323)
Indonesian0%(288)
Taiwanese0%(234)
Sri Lankan0%(190)
+ 10 more asian origin groups with data
Thai0%(111)
Laotian0%(72)
Malaysian0%(48)
Nepalese0%(40)
Burmese0%(28)
Uzbek0%(19)
Kazakh0%(18)
Mongolian0%(15)
Hmong0%(13)
Okinawan0%(12)
Pacific Islander origin
Fijian0%(80)
Samoan0%(59)
Chamorro0%(59)
Ancestry
Irish22.2%(128,710)
Italian14.4%(83,402)
German11.8%(68,523)
English7.7%(44,623)
Polish3.5%(20,007)
Subsaharan African3.2%(18,422)
American2.7%(15,390)
West Indian1.4%(8,146)
Scottish1.4%(7,904)
Greek1%(6,077)
French1%(5,576)
Russian0.9%(5,317)
+ 50 more ancestry groups with data
Ukrainian0.8%(4,529)
Jamaican0.7%(3,792)
Welsh0.6%(3,352)
Scotch-Irish0.6%(3,306)
Arab0.6%(3,223)
Dutch0.5%(3,167)
Haitian0.5%(3,088)
Swedish0.5%(2,932)
Hungarian0.4%(2,344)
Lithuanian0.4%(2,209)
British0.4%(2,188)
Nigerian0.3%(1,961)
Armenian0.3%(1,906)
Norwegian0.3%(1,748)
Slovak0.3%(1,538)
Austrian0.2%(1,396)
Swiss0.2%(1,231)
French Canadian0.2%(1,099)
Czech0.2%(1,096)
Ghanaian0.2%(973)
Lebanese0.2%(965)
Iranian0.2%(917)
Turkish0.1%(767)
Canadian0.1%(761)
Portuguese0.1%(745)
Danish0.1%(694)
Romanian0.1%(589)
Egyptian0.1%(526)
Barbadian0.1%(427)
Moroccan0.1%(423)
Croatian0.1%(375)
Ethiopian0.1%(364)
Syrian0.1%(319)
Brazilian0.1%(308)
Serbian0%(254)
Belgian0%(205)
Finnish0%(200)
Israeli0%(187)
Kenyan0%(183)
Slovene0%(138)
Guyanese0%(123)
Jordanian0%(116)
Latvian0%(116)
Bulgarian0%(114)
Iraqi0%(39)
Somali0%(15)
Section 05

Education

Bachelor's degree or higher
30.0%
+5.3 ptssince 1990
from 24.8% in 1990
US average: 24.4%
High school or higher
86.5%
+5.1 ptssince 1990
from 81.4% in 1990
US average: 80.3%
Graduate degree
11.8%
+2.6 ptssince 1990
from 9.2% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
18.6 min
−20%since 1990
from 23.2 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married33%(67,603)
Married57.3%(117,320)
Widowed3.6%(7,283)
Divorced6.1%(12,567)
Women 15+
Never married27.5%(64,086)
Married51.2%(119,286)
Widowed13.1%(30,399)
Divorced8.2%(19,105)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
4.6%
−4.1 ptssince 2013
from 8.7% in 2013
US average: 8.4%
Employer-based
65.1%
+1.0 ptssince 2020
from 64.1% in 2020
US average: 54.8%
Direct-purchase
16.9%
+1.5 ptssince 2020
from 15.4% in 2020
US average: 13.8%
Medicare
18.4%
+0.8 ptssince 2020
from 17.6% in 2020
US average: 18.4%
Medicaid
19.6%
+1.6 ptssince 2020
from 18.0% in 2020
US average: 20.9%
VA health care
1.4%
Unchangedsince 2020
from 1.4% in 2020
US average: 2.2%
Any private
75.7%
−0.2 ptssince 2020
from 75.9% in 2020
US average: 67.1%
Any public
35.1%
+1.9 ptssince 2020
from 33.2% in 2020
US average: 36.7%

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, 2024
Gulf War (2001 or later)20.2%(4,448)
US avg: 26.4%
Gulf War (1990s)15.6%(3,453)
US avg: 24.3%
Vietnam era35.8%(7,906)
US avg: 33.1%
Korean War8.1%(1,798)
US avg: 4.5%
World War II2.8%(614)
US avg: 1%

Share of the 22,065 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.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Pop 578,741
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Pop 588,026
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Pop 563,159
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Pop 535,799
Places similar to Delaware County
Head to head

Compare Delaware County to nearby counties

DELAWARE COUNTY VS
Philadelphia County
Income$61,953+24%
Home value$243,100+91%
Population1,574,281+171%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Gloucester County
Income$105,115+110%
Home value$310,400+144%
Population312,638−46%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Chester County
Income$127,208+154%
Home value$485,600+282%
Population557,116−4%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Montgomery County
Income$113,915+127%
Home value$436,700+244%
Population877,643+51%
SEE FULL COMPARISON →
Frequently asked

How many people live in Delaware County, Pennsylvania?

Delaware County, Pennsylvania has about 550,864 residents according to the 2000 Census.

What is the median household income in Delaware County, Pennsylvania?

The typical household in Delaware County, Pennsylvania earns about $50,092 a year. Half of households make more than that, and half make less.

Is Delaware County, Pennsylvania expensive?

In Delaware County, Pennsylvania, the median home is worth about $127,000, and the typical rent is about $662 a month.

How educated are people in Delaware County, Pennsylvania?

About 30.0% of adults age 25 and over in Delaware County, Pennsylvania hold a bachelor's degree or higher.

What is the poverty rate in Delaware County, Pennsylvania?

About 8.0% of people in Delaware County, Pennsylvania live below the federal poverty line.

Has Delaware County, Pennsylvania grown since 1990?

Yes, Delaware County, Pennsylvania has grown since 1990. The population has added about 3,213 residents, a change of about 1 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 →