Buffalo Grove, Illinois Population 2022

43,556
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Buffalo Grove is a city located in Lake County Illinois. With a 2020 population of 43,556, it is the 35th largest city in Illinois and the 1024th largest city in the United States. Buffalo Grove is currently growing at a rate of 0.40% annually and its population has increased by 0.80% since the most recent census, which recorded a population of 43,212 in 2020. Spanning over 10 miles, Buffalo Grove has a population density of 4,592 people per square mile.

The average household income in Buffalo Grove is $140,449 with a poverty rate of 4.94%. The median rental costs in recent years comes to $1,700 per month, and the median house value is $338,400. The median age in Buffalo Grove is 41.7 years, 40.8 years for males, and 42.4 years for females.

Buffalo Grove Demographics

According to the most recent ACS, the racial composition of Buffalo Grovewas:

  • White: 69.93%
  • Asian: 21.74%
  • Black or African American: 3.29%
  • Two or more races: 2.70%
  • Other race: 1.96%
  • Native American: 0.28%
  • Native Hawaiian or Pacific Islander: 0.09%
The current population of Buffalo Grove, Illinois is 43,556 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 43,212.

Buffalo Grove, Illinois Population 2022

Population by Race

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Buffalo Grove Population by Race

Buffalo Grove Population Pyramid 2022

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Buffalo Grove Median Age

41.5


Total

40.9


Male

41.7


Female

Buffalo Grove Adults

There are 31,504 adults, (5,731 of whom are seniors) in Buffalo Grove.

Buffalo Grove Age Dependency

Age Dependency Ratio

22.2

Old Age Dependency Ratio

36.1

Child Dependency Ratio

Buffalo Grove Sex Ratio

Female

21,504

52.70%

Male

19,300

47.30%

Buffalo Grove Population by Age

Buffalo Grove Renter vs Owner Occupied by Household Type

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Buffalo Grove Household Types

79.3%

Rate of Home Ownership

Buffalo Grove Households and Families

3.15

Average Family Size

2.66

Average Household Size

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Buffalo Grove Households by Type

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Buffalo Grove Educational Attainment by Sex (over 25)

Buffalo Grove Educational Attainment by Race

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The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Buffalo Grove Educational Attainment by Race

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$67,178

Average Earnings

$82,179

Average Male

$53,571

Average Female

Buffalo Grove Earnings by Educational Attainment

Buffalo Grove Language by Age

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Buffalo Grove Language

56.81% of Buffalo Grove residents speak only English, while 43.19% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 23.45% of the population.

Buffalo Grove Language

Buffalo Grove Poverty by Race

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4.94%

Overall Poverty Rate

4.14%

Male Poverty Rate

5.65%

Female Poverty Rate

Poverty in Buffalo Grove

The race most likely to be in poverty in Buffalo Grove is Black, with 55.89% below the poverty level.

The race least likely to be in poverty in Buffalo Grove is Other, with NaN% 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 3.06%, and for those that did not work, the poverty rate was 15.13%.

Buffalo Grove Poverty

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Buffalo Grove Poverty Rate by Education

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Buffalo Grove Poverty Rate by Employment Status and Sex

Buffalo Grove Income by Household Type

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Income by Household Type

Buffalo Grove Marital Status

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Marriage Rates

63.2%

Overall Marriage Rate

67.2%

Male Marriage Rate

59.6%

Female Marriage Rate

Buffalo Grove Married by Age and Sex

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Buffalo Grove Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Buffalo Grove Marital Status by Race

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Buffalo Grove Marital Status

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912

Number of Veterans

Male Veterans

Female Veterans

Buffalo Grove Veterans by War

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Buffalo Grove Veterans by Age

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Buffalo Grove Veterans by Race

Buffalo Grove Veterans by Education

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2.52%

Veteran Poverty Rate

25.09%

Veteran Disability Rate

Buffalo Grove Veterans by Education

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71.3%

Labor Force Participation

69%

Employment Rate

3.1%

Unemployment Rate

Buffalo Grove Employment by Age

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Buffalo Grove Employment by Race

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Buffalo Grove 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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50.36%

Born in Buffalo Grove

65.11%

Native Born

34.89%

Foreign Born

15.09%

Non Citizen

19.80%

Naturalized

Place of Birth

65.11% of Buffalo Grove residents were born in the United States, with 50.36% having been born in Illinois. 15.09% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Buffalo Grove Place of Birth

Note: 2021 and 2022 data is projected

Buffalo Grove Population by Year