State
County
Land Area
13.2 sq mi
Density
2,477.9/sq mi
2020 Growth Rate
-0.46%
Growth Since 2010
-1.10%
Rank in State
Rank in Country
Northbrook is a city located in Illinois. With a 2020 population of 32,806, it is the 57th largest city in Illinois and the 1188th largest city in the United States. Northbrook is currently declining at a rate of -0.46% annually and its population has decreased by -1.10% since the most recent census, which recorded a population of 33,170 in 2010. Northbrook reached it's highest population of 33,711 in 2014. Spanning over 13 miles, Northbrook has a population density of 2,478 people per square mile.
The average household income in Northbrook is $174,808 with a poverty rate of 3.28%. The median rental costs in recent years comes to $2,056 per month, and the median house value is $534,800. The median age in Northbrook is 50.2 years, 50.3 years for males, and 50.1 years for females. For every 100 females there are 86.7 males.
According to the most recent ACS, the racial composition of Northbrook was:
| Race | Population | Percentage |
|---|---|---|
| White | 26,612 | 79.81% |
| Asian | 5,698 | 17.09% |
| Black or African American | 525 | 1.57% |
| Two or More Races | 355 | 1.06% |
| Some Other Race | 126 | 0.38% |
| American Indian and Alaska Native | 27 | 0.08% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 13,056 | 2.5 | 85.9 |
| Married | 8,919 | 3.03 | 91.9 |
| Non Family | 3,267 | 1.04 | 71.2 |
| Female | 695 | 2.58 | 77.4 |
| Male | 175 | 2.51 | 88 |
2.98
Average Family Size
2.5
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 209 | 0.85% |
| 9th to 12th Grade | 348 | 1.41% |
| High School Graduate | 2,775 | 11.22% |
| Some College | 3,150 | 12.74% |
| Associates Degree | 837 | 3.39% |
| Bachelors Degree | 9,024 | 36.50% |
| Graduate Degree | 8,380 | 33.90% |
| Name | Total | High School | Bachelors |
|---|---|---|---|
| White | 19,717 | 19,426 | 13,746 |
| Asian | 4,148 | 3,975 | 3,199 |
| Hispanic | 435 | 365 | 224 |
| Black | 334 | 305 | 167 |
| Multiple Races | 86 | 86 | 68 |
| Other Race | 59 | 17 | 12 |
| Native American | 27 | 27 |
The highest rate of high school graduation is among native american people with a rate of 100.00%.
The highest rate of bachelors degrees is among multiple races people with a rate of 79.07%.
$78,609
Average Earnings
$104,091
Average Male
$50,672
Average Female
74.72% of Northbrook residents speak only English, while 25.28% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 12.66% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 25,662 | 856 | 3.34% |
| Asian | 5,688 | 176 | 3.09% |
| Hispanic | 643 | 27 | 4.20% |
| Black | 398 | 7 | 1.76% |
| Multiple | 355 | 6 | 1.69% |
3.28%
Overall Poverty Rate
3.48%
Male Poverty Rate
3.10%
Female Poverty Rate
The race most likely to be in poverty in Northbrook is Hispanic, with 4.20% below the poverty level.
The race least likely to be in poverty in Northbrook is Multiple, with 1.69% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.25%. Among those working part-time, it was 3.26%, and for those that did not work, the poverty rate was 6.56%.
67.0%
Overall Marriage Rate
71.2%
Male Marriage Rate
63.2%
Female Marriage Rate
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 35-44.
| Name | Veterans | % of Total |
|---|---|---|
| White | 1,247 | 5.86% |
| Black | 26 | 7.74% |
| Asian | 11 | 0.26% |
| Hispanic | 7 | 1.51% |
1.43%
Veteran Poverty Rate
38.96%
Veteran Disability Rate
56.9%
Labor Force Participation
55.6%
Employment Rate
2.3%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
79.16%
Native Born
20.84%
Foreign Born
4.67%
Non Citizen
16.17%
Naturalized
79.16% of Northbrook residents were born in the United States, with 59.47% having been born in Illinois. 4.67% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2020 | 32,806 | -152 | -0.46% |
| 2019 | 32,958 | -152 | -0.46% |
| 2018 | 33,110 | -224 | -0.67% |
| 2017 | 33,334 | -183 | -0.55% |
| 2016 | 33,517 | -136 | -0.40% |
| 2015 | 33,653 | -58 | -0.17% |
| 2014 | 33,711 | 54 | 0.16% |
| 2013 | 33,657 | 116 | 0.35% |
| 2012 | 33,541 | 141 | 0.42% |
| 2011 | 33,400 | 163 | 0.49% |
| 2010 | 33,237 | -198 | -0.06% |
| 2000 | 33,435 | 1,127 | 0.34% |
| 1990 | 32,308 | 1,530 | 0.49% |
| 1980 | 30,778 | 5,356 | 1.93% |
| 1970 | 25,422 | 13,787 | 8.13% |
| 1960 | 11,635 | 8,287 | 13.27% |
| 1950 | 3,348 | 0.00% |