Northbrook demographics profile

Population density (sq mi)2,53422291
Median age49.837.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)74%55%55%
Families w/ Kids under 1839%44%43%
Speak English78%77%79%
Speak Spanish2%13%13%
Northbrook, IL has a population of 33,538 and is the 1,266th largest city in the United States. The population density is 2,534 per sq mi which is 1040% higher than the Illinois average and 2697% higher than the national average. The median age in Northbrook is 50 which is approximately 33% higher than the Illinois average of 37. In Northbrook, 74% of the population over 15 years of age are married, 78% speak English and 2% speak Spanish. 62% of Northbrook residents were born in Illinois, 19% were born out of state, 1% were born outside of the United States and 18% were foreign born.

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Did you know?

  • The population density in Northbrook is 1040% higher than Illinois.
  • The median age in Northbrook is 33% higher than Illinois.
  • In Northbrook 83.81% of the population is White.
  • In Northbrook 0.95% of the population is Black or African American.
  • In Northbrook 12.69% of the population is Asian.

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Compare Northbrook, IL Demographics To Other Cities

Northbrook population breakdown by race

Black or African American0.95%14.30%12.63%
American Indian0.07%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race2.02%2.34%3.06%
Other race0.46%5.86%4.75%
In Northbrook, 2.2% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Northbrook age breakdown

Marital status

Age of children in married couples

Source: The Northbrook, IL demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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