Delaware County, Pennsylvania Population 2020

Delaware County, Pennsylvania's estimated population is 563,487 with a growth rate of -0.00% in the past year according to the most recent United States census data. Delaware County, Pennsylvania is the 5th largest county in Pennsylvania.

Year Population Growth Growth Rate
2018564,7511,2640.22%
2017563,487-3-0.00%
2016563,4903290.06%
2015563,1614130.07%
2014562,7481,2200.22%
2013561,5287720.14%
2012560,7561,5280.27%
2011559,2282460.04%
2010558,98211,3312.07%
1990547,651-7,356-1.33%
1980555,007-45,028-7.50%
1970600,03546,8818.48%
1960553,154138,92033.54%
1950414,234103,47833.30%
1940310,75630,49210.88%
1930280,264107,18061.92%
1920173,08455,17846.80%
1910117,90623,14424.42%
190094,76220,07926.89%
189074,68318,58233.12%
188056,10116,69842.38%
187039,4038,80628.78%
186030,5975,91823.98%
185024,6794,88824.70%
184019,7912,46814.25%
183017,3232,51316.97%
182014,810760.52%
181014,7341,92515.03%
180012,8093,32635.07%
17909,4830.00%

Delaware County, Pennsylvania Population Growth

Population by Race

Race Population Percentage
White391,24069.43%
Black or African American120,78321.43%
Asian31,2105.54%
Two or More Races13,6982.43%
Some Other Race5,4300.96%
American Indian and Alaska Native9680.17%
Native Hawaiian and Other Pacific Islander1980.04%

Delaware County, Pennsylvania Population Pyramid 2020

Delaware County, Pennsylvania Median Age

39


Total

37


Male

40.7


Female

Delaware County, Pennsylvania Adults

There are 438,615 adults, (88,412 of whom are seniors) in Delaware County, Pennsylvania.

Delaware County, Pennsylvania Age Dependency

60.9

Age Dependency Ratio

25.2

Old Age Dependency Ratio

35.7

Child Dependency Ratio

Delaware County, Pennsylvania Sex Ratio

Female

292,471

51.90%

Male

271,056

48.10%

Delaware County, Pennsylvania Households and Families

Delaware County, Pennsylvania Renter vs Owner Occupied by Household Type

Delaware County, Pennsylvania Household Types

Type Owner Renter
Married85.8%14.2%
All69.1%30.9%
Male60%40%
Non Family53.3%46.7%
Female52.6%47.4%

69.1%

Rate of Home Ownership

Type Count Average Size Owned
All206,4052.6269.1
Married99,0783.3185.8
Non Family67,6281.1853.3
Female29,6173.452.6
Male10,0823.2460

3.25

Average Family Size

2.62

Average Household Size

4.8%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

Delaware County, Pennsylvania Education

Education Attained Count Percentage
Less Than 9th Grade9,0162.36%
9th to 12th Grade18,4214.83%
High School Graduate116,45930.53%
Some College62,88716.48%
Associates Degree28,7217.53%
Bachelors Degree83,28121.83%
Graduate Degree62,71716.44%

Delaware County, Pennsylvania Educational Attainment by Race

Name Total High School Bachelors
White273,297259,537114,027
Black72,33164,60514,995
Asian21,06418,21612,190
Hispanic10,8908,1053,146
Multiple Races4,7424,2071,781
Other Race3,1902,211670
Native American617410199
Islander1433920

The highest rate of high school graduation is among white people with a rate of 94.97%.

The highest rate of bachelors degrees is among asian people with a rate of 57.87%.

Name Average Male Female
Overall$46,371$54,214$39,838
Less Than High School$24,880$26,772$21,060
High School Grad$33,505$41,202$26,926
Some College$40,770$49,002$35,277
Bachelors Degree$58,094$71,678$49,473
Graduate Degree$79,286$102,218$65,038

$46,371

Average Earnings

$54,214

Average Male

$39,838

Average Female

Delaware County, Pennsylvania Language

Delaware County, Pennsylvania Language by Age

Delaware County, Pennsylvania Language

88.11% of Delaware County, Pennsylvania residents speak only English, while 11.89% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 4.49% of the population.

Delaware County, Pennsylvania Poverty

Delaware County, Pennsylvania Poverty by Race

Name Total In Poverty Poverty Rate
Black116,15023,02419.82%
White366,79122,0326.01%
Hispanic19,1364,56223.84%
Asian30,4893,57911.74%
Other4,9591,73234.93%
Multiple12,9861,72613.29%
Native94630932.66%

10.03%

Overall Poverty Rate

8.97%

Male Poverty Rate

11.01%

Female Poverty Rate

Poverty in Delaware County, Pennsylvania

The race most likely to be in poverty in Delaware County, Pennsylvania is Other, with 34.93% below the poverty level.

The race least likely to be in poverty in Delaware County, Pennsylvania is White, with 6.01% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.64%. Among those working part-time, it was 11.70%, and for those that did not work, the poverty rate was 17.71%.

Name Poverty
Less Than High School21.33%
High School11.35%
Some College8.47%
Bachelors or Greater3.43%

Delaware County, Pennsylvania Income

Delaware County, Pennsylvania Income by Household Type

Name Median Mean
Households$71,539$101,223
Families$91,605$122,192
Married Families$114,232$145,894
Non Families$39,293$54,243

Delaware County, Pennsylvania Marital Status

Delaware County, Pennsylvania Marital Status

Marriage Rates

46.0%

Overall Marriage Rate

48.7%

Male Marriage Rate

43.6%

Female Marriage Rate

Delaware County, Pennsylvania Married by Age and Sex

Delaware County, Pennsylvania Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Delaware County, Pennsylvania Marital Status by Race

Delaware County, Pennsylvania Veterans

27,551

Number of Veterans

26,022

Male Veterans

1,529

Female Veterans

War Veterans
Vietnam10,167
First Gulf War3,558
Korea3,131
Second Gulf War2,935
World War II1,846
Name Veterans % of Total
White22,3217.05%
Black4,4335.12%
Hispanic5283.83%
2 or More3054.92%
Asian2370.98%
Other1353.55%
Indian12017.39%

$Delaware County, Pennsylvania Veterans by Education

6.05%

Veteran Poverty Rate

25.75%

Veteran Disability Rate

Delaware County, Pennsylvania Employment Status

64.9%

Labor Force Participation

61%

Employment Rate

6%

Unemployment Rate

Delaware County, Pennsylvania Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

71.95%

Born in Pennsylvania

89.87%

Native Born

10.13%

Foreign Born

4.40%

Non Citizen

Place of Birth

89.87% of Delaware County, Pennsylvania residents were born in the United States, with 71.95% having been born in Pennsylvania. 4.40% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990