Prospect Heights, Illinois Population 2021

15,677
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Prospect Heights is a city located in Cook County Illinois. With a 2020 population of 15,677, it is the 158th largest city in Illinois and the 2255th largest city in the United States . Prospect Heights is currently declining at a rate of -0.67% annually and its population has decreased by -3.56% since the most recent census, which recorded a population of 16,256 in 2010. Prospect Heights reached it's highest population of 17,081 in 2000. Spanning over 4 miles, Prospect Heights has a population density of 3,685 people per square mile.

The average household income in Prospect Heights is $101,792 with a poverty rate of 10.17%. The median rental costs in recent years comes to $1,099 per month, and the median house value is $284,300. The median age in Prospect Heights is 38.2 years, 35.3 years for males, and 41.1 years for females.

Prospect Heights Demographics

According to the most recent ACS, the racial composition of Prospect Heights was:

  • White: 65.85%
  • Other race: 22.44%
  • Asian: 8.68%
  • Black or African American: 2.22%
  • Two or more races: 0.82%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Prospect Heights, Illinois is 15,677 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 15,992.The last official US Census in 2010 recorded the population at 16,256.

Prospect Heights, Illinois Population 2021

Population by Race

Race Population Percentage
White10,62665.85%
Some Other Race3,62122.44%
Asian1,4008.68%
Black or African American3582.22%
Two or More Races1320.82%
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Prospect Heights Population by Race

Prospect Heights Population Pyramid $2021

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Prospect Heights Median Age

38.2


Total

35.3


Male

41.1


Female

Prospect Heights Adults

There are 11,987 adults, (2,559 of whom are seniors) in Prospect Heights.

Prospect Heights Age Dependency

71.2

Age Dependency Ratio

27.1

Old Age Dependency Ratio

44

Child Dependency Ratio

Prospect Heights Sex Ratio

Female

7,509

46.53%

Male

8,628

53.47%

Prospect Heights Population by Age

Prospect Heights Renter vs Owner Occupied by Household Type

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Prospect Heights Household Types

Type Owner Renter
Married74%26%
Non Family69.1%30.9%
All67.6%32.4%
Male57.1%42.9%
Female28%72%

67.6%

Rate of Home Ownership

Prospect Heights Households and Families

Type Count Average Size Owned
All5,6942.8267.6
Married3,1953.3874
Non Family1,6071.369.1
Female4613.5928
Male4313.5357.1

3.32

Average Family Size

2.82

Average Household Size

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Prospect Heights Households by Type

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Education Attained Count Percentage
Less Than 9th Grade9578.76%
9th to 12th Grade8167.47%
High School Graduate2,42722.21%
Some College2,09519.17%
Associates Degree7626.97%
Bachelors Degree2,17619.91%
Graduate Degree1,69415.50%
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Prospect Heights Educational Attainment by Sex (over 25)

Prospect Heights Educational Attainment by Race

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Race Total High School Bachelors
White6,6146,2102,605
Hispanic2,9431,619246
Other Race1,68675641
Asian1,1271,103940
Black19117059
2+ Races795220

The highest rate of high school graduation is among asian people with a rate of 97.87%.

The highest rate of bachelors degrees is among asian people with a rate of 83.41%.

Prospect Heights Educational Attainment by Race

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Name Average Male Female
Overall$36,794$45,589$28,512
Less Than 9th Grade$22,595$23,810$17,190
High School Graduate$30,455$32,813$23,545
Some College$34,797$49,136$26,130
Bachelors Degree$63,030$65,133$62,924
Graduate Degree$70,268$82,604$51,364

$36,794

Average Earnings

$45,589

Average Male

$28,512

Average Female

Prospect Heights Earnings by Educational Attainment

Prospect Heights Language by Age

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Prospect Heights Language

39.00% of Prospect Heights residents speak only English, while 61.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 35.96% of the population.

Prospect Heights Language

Prospect Heights Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic5,6381,02418.16%
Other3,48377922.37%
White8,4415646.68%
Black353226.23%
Asian1,400100.71%

10.17%

Overall Poverty Rate

10.07%

Male Poverty Rate

10.30%

Female Poverty Rate

Poverty in Prospect Heights

The race most likely to be in poverty in Prospect Heights is Other, with 22.37% below the poverty level.

The race least likely to be in poverty in Prospect Heights is Asian, with 0.71% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.32%. Among those working part-time, it was 4.84%, and for those that did not work, the poverty rate was 19.43%.

Prospect Heights Poverty

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Name Poverty
Less Than 9th Grade15.53%
High School13.31%
Some College6.35%
Bachelors or Greater3.70%

Prospect Heights Poverty Rate by Education

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Rate Poverty
Male Unemployed31.38%
Male Employed4.33%
Female Employed3.13%
Female Unemployed0.00%

Prospect Heights Poverty Rate by Employment Status and Sex

Prospect Heights Income by Household Type

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Name Median Mean
Households$73,084$101,792
Families$79,186$111,784
Married Families$93,460-
Non Families$48,656$71,654
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Income by Household Type

Prospect Heights Marital Status

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Marriage Rates

55.3%

Overall Marriage Rate

55.3%

Male Marriage Rate

55.3%

Female Marriage Rate

Prospect Heights Married by Age and Sex

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Prospect Heights 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 55-64.

Prospect Heights Marital Status by Race

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Prospect Heights Marital Status

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378

Number of Veterans

367

Male Veterans

11

Female Veterans

War Veterans
Vietnam162
Korea86
First Gulf War26
World War II17
Second Gulf War13

Prospect Heights Veterans by War

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Age Group Veterans
75+149
65 to 74131
55 to 6460
35 to 5425
18 to 3413

Prospect Heights Veterans by Age

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Name Veterans % of Total
White3604.31%
2+ Races1110.48%
Black73.03%
Hispanic50.14%

Prospect Heights Veterans by Race

Prospect Heights Veterans by Education

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5.05%

Veteran Poverty Rate

35.37%

Veteran Disability Rate

Prospect Heights Veterans by Education

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68.7%

Labor Force Participation

66.5%

Employment Rate

3.2%

Unemployment Rate

Prospect Heights Employment by Age

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Prospect Heights Employment by Race

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Prospect Heights 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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49.77%

Born in Prospect Heights

59.24%

Native Born

40.76%

Foreign Born

20.96%

Non Citizen

19.81%

Naturalized

Place of Birth

59.24% of Prospect Heights residents were born in the United States, with 49.77% having been born in Illinois. 20.96% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Prospect Heights Place of Birth

Year Population Growth Annual Growth Rate
202115,677-105-0.67%
202015,782-105-0.66%
201915,887-105-0.66%
201815,992-158-0.98%
201716,150-138-0.85%
201616,288-104-0.63%
201516,392-40-0.24%
201416,432200.12%
201316,412340.21%
201216,378490.30%
201116,329590.36%
201016,270-811-0.49%
200017,0811,8421.15%
199015,2393,4162.57%
198011,8230.00%

Prospect Heights Population by Year