COUNTY · 1990 CENSUS

Delaware County

Pennsylvania · 547,651 residents · 183.811 sq mi

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The short version

Delaware County is wealthier than most US places, with a median household income of $37,337. Population has held roughly steady since 2000. Median home value is $111,700. Households here earn about 28% more than the Pennsylvania median.

At a glance

Wealthier

above the US median

US median: $30,130

Mid-age

median age 34.6

US median: 33.0

More educated

25% hold a bachelor's degree

US average: 20%

Stable housing

home values roughly flat, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

547,651

−1%vs 2000

vs 550,864 in 2000

1990 – 2025

Population density

2,979 / sq mi

−1%vs 2000

vs 2,997 / sq mi in 2000

US average: 221

Median age

34.6

−7%vs 2000

vs 37.4 in 2000

US average: 33.0

Population, 1990 – 2024

2024579K

Section 02

Income & economy

Median household income

$37,337

−2%inflation adjusted, since 2000

vs $50,092 in 2000

US average: $30,130

1990 – 2024

Per capita income

$17,210

−31%vs 2000

vs $25,040 in 2000

US average: $14,340

Poverty rate

7.0%

−1.0 ptsvs 2000

vs 8.0% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$111,700

+16%inflation adjusted, since 2000

vs $127,000 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$526

+5%inflation adjusted, since 2000

vs $662 in 2000

US average: $450

Owner-occupied

72.7%

+0.8 ptsvs 2000

vs 71.9% in 2000

27.3% rent

Afford Score

3.0

+18%vs 2000

vs 2.5 in 2000

1990 – 2024

RELATED:See current rent listings in Delaware County on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic79.6%(438,416)

Black14.4%(79,070)

Hispanic / Latino1.5%(8,368)

Asian3.3%(18,022)

Other0%

Diversity Score41%(225,675)

1990

White, non-Hispanic86.5%(473,639)

Black11.1%(60,975)

Hispanic / Latino1.1%(6,170)

Asian1.9%(10,193)

Other0.5%(2,844)

Diversity Score32%(175,240)

Diversity Score

−22%vs 2000

vs 41 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

24.8%

−5.3 ptsvs 2000

vs 30.0% in 2000

US average: 20.3%

High school or higher

81.4%

−5.1 ptsvs 2000

vs 86.5% in 2000

US average: 75.2%

Graduate degree

9.2%

−2.6 ptsvs 2000

vs 11.8% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

23.2 min

+25%vs 2000

vs 18.6 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Delaware County

South Central Connecticut Planning Region

Head to head

Compare Delaware County to nearby counties

DELAWARE COUNTY VS

Philadelphia County

Income$61,953+66%

Home value$243,100+118%

Population1,574,281+171%

SEE FULL COMPARISON →

DELAWARE COUNTY VS

Gloucester County

Income$105,115+182%

Home value$310,400+178%

Population312,638−46%

SEE FULL COMPARISON →

DELAWARE COUNTY VS

Chester County

Income$127,208+241%

Home value$485,600+335%

Population557,116−4%

SEE FULL COMPARISON →

DELAWARE COUNTY VS

Montgomery County

Income$113,915+205%

Home value$436,700+291%

Population877,643+51%

SEE FULL COMPARISON →

Frequently asked

How many people live in Delaware County, Pennsylvania?

Delaware County, Pennsylvania has about 547,651 residents according to the 1990 Census.

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

The typical household in Delaware County, Pennsylvania earns about $37,337 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 $111,700, and the typical rent is about $526 a month.

How educated are people in Delaware County, Pennsylvania?

About 24.8% 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 7.0% of people in Delaware County, Pennsylvania live below the federal poverty line.

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

How we source and harmonize this data →