Northlake, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Northlake, Illinois is 12,547 as of the 2023 American Community Survey, making it the 190th-largest city in Illinois. The median household income is $77,564, the median home value is $242,400, and the median age is 40.9.
The population has grown 0.8% since 2010 (12,332 → 12,433).
12,547
Population
3951
People / sq mi
$77,564
Median Income
$242,400
Median Home Value
Northlake covers 3.2 sq mi of land at 3951 people per square mile.
About Northlake, IL
Northlake is a city in Illinois with a population of 12,547. It ranks #190 among cities in Illinois by population. The median age is 40.9, older than the national median. The population is 49.8% male and 50.2% female.
The median household income in Northlake is $77,564, near the US median of $74,580. 9.6% of residents live below the federal poverty level. Home values sit at a median of $242,400, with monthly rent averaging $1,164. The homeownership rate of 67.5% is higher than the national rate of 64.8%.
Educational attainment in Northlake reflects 15.4% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.0% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 28.6 minutes each way.
Northlake city Population History (2010-2024)
The city of Northlake city had a population of 12,332 in 2010 and 12,433 in 2024, a 0.8% growth over 14 years. The peak was 12,793 in 2020. Average annual growth rate: 0.07%.
12,433
Population (2024)
12,332
Population (2010)
12,793
Peak (2020)
0.07%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 12,332 |
| 2011 | 12,368 |
| 2012 | 12,396 |
| 2013 | 12,411 |
| 2014 | 12,386 |
| 2015 | 12,321 |
| 2016 | 12,428 |
| 2017 | 12,340 |
| 2018 | 12,214 |
| 2019 | 12,161 |
| 2020 | 12,793 |
| 2021 | 12,573 |
| 2022 | 12,410 |
| 2023 | 12,358 |
| 2024 | 12,433 |
Race & Ethnicity
| White | 37.1% |
| Black or African American | 4.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.2% |
| Two or More Races | 0.0% |
Economy & Income
$77,564
Median Household Income
$30,252
Per Capita Income
9.6%
Poverty Rate
2.7%
Unemployment Rate
Housing
$242,400
Median Home Value
$1,164
Median Rent
67.5%
Owner-Occupied
Education
74.4%
High School+
15.4%
Bachelor's+
Commute
2.7%
Drive Alone
75.6%
Public Transit
8.0%
Work From Home
28.6 min
Avg Commute
Community Profile
6.9%
Foreign Born
43.2%
Non-English at Home
4.9%
Veterans
13.5%
With Disability
87.7%
Health Insurance
91.1%
Internet Access
Employment by Industry
| Manufacturing | 22.7% |
| Professional, Scientific & Management | 16.5% |
| Retail Trade | 12.8% |
| Finance, Insurance & Real Estate | 11.9% |
| Arts, Entertainment & Food Services | 7.7% |
| Education, Health Care & Social Services | 7.1% |
| Information | 4.4% |
| Construction | 3.2% |
| Public Administration | 1.4% |
| Transportation & Warehousing | 0.7% |
Largest cities in Illinois
Largest counties in Illinois
Part of Illinois
Metro areas in Illinois
City rankings
Frequently Asked Questions
Northlake, Illinois has a population of 12,547 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 190th-largest city in Illinois.
The median household income in Northlake, Illinois is $77,564, with 9.6% of residents living below the federal poverty level.
The median home value in Northlake, Illinois is $242,400, with median monthly rent at $1,164 and a homeownership rate of 67.5%.
The median age in Northlake, Illinois is 40.9 years. The population is 49.8% male and 50.2% female.
The population has grown 0.8% since 2010 (12,332 → 12,433).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.