Niles, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Niles, Illinois had a total population of 30,064, the 66th largest village in Illinois, with a median household income of $75,274, which is 10% lower than the state average. The poverty rate is 8.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Niles Quick Facts
How Niles Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 30,262 | 30,064 | -0.7% |
| Median household income | $78,563 | $75,274 | -4.2% |
| Median home value | $350,900 | $358,700 | +2.2% |
How Niles Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Niles Rankings in Illinois
Explore Illinois Rankings
Other Cities in Cook County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Chicago | 2,711,226 | $77,902 | 16.8% | $334,100 |
| Elgin | 114,934 | $90,282 | 9.8% | $273,000 |
| Cicero | 82,797 | $70,842 | 14.6% | $249,400 |
| Schaumburg | 76,868 | $97,514 | 5.7% | $330,400 |
| Evanston | 76,340 | $96,434 | 11.8% | $481,200 |
| Arlington Heights | 76,005 | $116,723 | 6.0% | $414,500 |
| Palatine | 66,293 | $97,819 | 8.2% | $355,600 |
| Skokie | 66,219 | $95,337 | 9.7% | $387,200 |
| Des Plaines | 59,156 | $97,875 | 6.0% | $335,600 |
| Orland Park | 57,916 | $98,910 | 7.3% | $367,200 |
Cities Similar to Niles
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lansing | 28,284 | $75,569 | $177,000 | 28.2% | 14.0% |
| Burbank | 28,739 | $80,116 | $275,700 | 15.6% | 12.9% |
| North Chicago | 30,643 | $60,172 | $159,600 | 20.8% | 24.5% |
| McHenry | 28,074 | $86,315 | $266,500 | 25.7% | 4.7% |
| Huntley | 28,005 | $88,536 | $334,300 | 42.5% | 8.6% |
Population Overview
Niles is a mid-sized community located in Illinois, within Cook County. The total population is 30,064. It ranks as the 66th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Niles is 48.2 years. This is 24% higher than the state median of 39.0 years. 15.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Niles is $75,274. This is 10% lower than the state median of $83,390. It is also 7% lower than the national median of $80,734. The poverty rate stands at 8.5%. This is 28% lower than the state poverty rate of 11.8%. The unemployment rate is 6.7%. This is 15% higher than the state rate of 5.8%. The median home value is $358,700. Housing costs are 36% higher than the state median of $263,300. The home-value-to-income ratio is 4.8x. 74.6% of occupied housing units are owner-occupied. This homeownership rate is 11% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in Niles is White (non-Hispanic), making up 62.2% of the population. Asian residents account for 20.3%. The Black or African American population (2.3%) is well below the state average of 13.3%. The Asian population is significantly higher than the state average (20.3% vs 5.9%).
Education
39.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 4% higher than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.3%.
Data Sources & Methodology
All demographic data for Niles, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Niles, Illinois?
Niles, Illinois has a population of 30,064 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Niles, IL?
The median household income in Niles is $75,274, which is 7% lower than the national median of $80,734.
What is the poverty rate in Niles, IL?
The poverty rate in Niles is 8.5%. This means approximately 2,459 residents live below the federal poverty line.
What is the racial makeup of Niles, Illinois?
Niles's population is 62.2% White, 2.3% Black, 13.3% Hispanic/Latino, and 20.3% Asian.
What is the median home value in Niles, IL?
The median home value in Niles is $358,700. The home-value-to-income ratio is 4.8x.
How educated is Niles, Illinois?
39.3% of adults (25+) in Niles hold a bachelor's degree or higher, and 11.8% hold a graduate or professional degree.