King of Prussia, Pennsylvania Population 2021

21,313
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King of Prussia is a city located in Chester County and Montgomery County Pennsylvania. King of Prussia has a 2020 population of 21,313. King of Prussia is currently declining at a rate of 0.00% annually and its population has increased by 6.91% since the most recent census, which recorded a population of 19,936 in 2010. King of Prussia reached it's highest population of in .

The average household income in King of Prussia is $109,749 with a poverty rate of 3.66%. The median rental costs in recent years comes to $1,456 per month, and the median house value is $320,800. The median age in King of Prussia is 38 years, 36.6 years for males, and 41 years for females.

King of Prussia Demographics

According to the most recent ACS, the racial composition of King of Prussiawas:

  • White: 65.82%
  • Asian: 24.58%
  • Black or African American: 6.20%
  • Two or more races: 2.27%
  • Other race: 1.13%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of King of Prussia, Pennsylvania is 21,313 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 21,313.The last official US Census in 2010 recorded the population at 19,936.

King of Prussia, Pennsylvania Population 2021

Population by Race

Race Population Percentage
White14,02865.82%
Asian5,23924.58%
Black or African American1,3226.20%
Two or More Races4842.27%
Some Other Race2401.13%
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King of Prussia Population by Race

King of Prussia Population Pyramid $2021

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King of Prussia Median Age

38


Total

36.6


Male

41


Female

King of Prussia Adults

There are 17,363 adults, (3,899 of whom are seniors) in King of Prussia.

King of Prussia Age Dependency

58.3

Age Dependency Ratio

29

Old Age Dependency Ratio

29.3

Child Dependency Ratio

King of Prussia Sex Ratio

Female

10,546

49.48%

Male

10,767

50.52%

King of Prussia Population by Age

King of Prussia Renter vs Owner Occupied by Household Type

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King of Prussia Household Types

Type Owner Renter
Non Family37.7%62.3%
All56.5%43.5%
Female66.7%33.3%
Married69.9%30.1%
Male80.1%19.9%

56.5%

Rate of Home Ownership

King of Prussia Households and Families

Type Count Average Size Owned
All9,4392.2456.5
Married4,695369.9
Non Family3,9551.237.7
Female5733.0466.7
Male2162.7580.1

2.96

Average Family Size

2.24

Average Household Size

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King of Prussia Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2081.31%
9th to 12th Grade4492.83%
High School Graduate2,78217.53%
Some College2,00412.63%
Associates Degree8715.49%
Bachelors Degree5,74936.22%
Graduate Degree3,81024.00%
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King of Prussia Educational Attainment by Sex (over 25)

King of Prussia Educational Attainment by Race

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Race Total High School Bachelors
White10,54310,1955,440
Asian3,9033,7443,328
Black790701436
Hispanic410364242
2+ Races224224130
Other Race17512966

The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 85.27%.

King of Prussia Educational Attainment by Race

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Name Average Male Female
Overall$62,106$71,901$49,216
Less Than 9th Grade$28,250$35,842$23,900
High School Graduate$42,434$49,676$35,994
Some College$45,267$49,000$34,583
Bachelors Degree$68,538$80,319$52,394
Graduate Degree$85,500$90,517$78,281

$62,106

Average Earnings

$71,901

Average Male

$49,216

Average Female

King of Prussia Earnings by Educational Attainment

King of Prussia Language by Age

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King of Prussia Language

73.06% of King of Prussia residents speak only English, while 26.94% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 12.92% of the population.

King of Prussia Language

King of Prussia Poverty by Race

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Name Total In Poverty Poverty Rate
Asian5,2393196.09%
White13,5763122.30%
Black1,2791017.90%
Hispanic524407.63%

3.66%

Overall Poverty Rate

3.67%

Male Poverty Rate

3.64%

Female Poverty Rate

Poverty in King of Prussia

The race most likely to be in poverty in King of Prussia is Black, with 7.90% below the poverty level.

The race least likely to be in poverty in King of Prussia is White, with 2.30% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.66%. Among those working part-time, it was 7.74%, and for those that did not work, the poverty rate was 6.44%.

King of Prussia Poverty

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Name Poverty
Less Than 9th Grade11.74%
Bachelors or Greater2.77%
Some College1.86%
High School1.33%

King of Prussia Poverty Rate by Education

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Rate Poverty
Female Unemployed15.95%
Male Unemployed7.35%
Female Employed2.83%
Male Employed2.62%

King of Prussia Poverty Rate by Employment Status and Sex

King of Prussia Income by Household Type

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Name Median Mean
Households$90,136$109,749
Families$106,875$129,175
Married Families$115,696-
Non Families$60,871$81,736
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Income by Household Type

King of Prussia Marital Status

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Marriage Rates

55.4%

Overall Marriage Rate

55.4%

Male Marriage Rate

55.4%

Female Marriage Rate

King of Prussia Married by Age and Sex

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King of Prussia Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

King of Prussia Marital Status by Race

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King of Prussia Marital Status

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836

Number of Veterans

782

Male Veterans

54

Female Veterans

War Veterans
Vietnam247
Second Gulf War152
Korea143
First Gulf War44
World War II43

King of Prussia Veterans by War

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Age Group Veterans
75+367
65 to 74172
55 to 64103
18 to 3499
35 to 5495

King of Prussia Veterans by Age

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Name Veterans % of Total
White7296.16%
Asian731.76%
Black182.13%
2+ Races164.91%
Hispanic112.45%

King of Prussia Veterans by Race

King of Prussia Veterans by Education

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3.49%

Veteran Poverty Rate

26.87%

Veteran Disability Rate

King of Prussia Veterans by Education

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69.9%

Labor Force Participation

66.9%

Employment Rate

3.7%

Unemployment Rate

King of Prussia Employment by Age

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King of Prussia Employment by Race

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King of Prussia Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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54.02%

Born in King of Prussia

75.59%

Native Born

24.41%

Foreign Born

13.51%

Non Citizen

10.90%

Naturalized

Place of Birth

75.59% of King of Prussia residents were born in the United States, with 54.02% having been born in Pennsylvania. 13.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

King of Prussia Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202121,3130.00%
202021,3130.00%
201921,3138854.33%
201820,4283841.92%
201720,0442341.18%
201619,810490.25%
201519,761-158-0.79%
201419,919-132-0.66%
201320,051-78-0.39%
201220,1292051.03%
201119,924-12-0.06%
201019,9360.00%

King of Prussia Population by Year