Brookfield, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Brookfield, Illinois had a total population of 19,331, the 128th largest village in Illinois, with a median household income of $110,295, which is 32% higher than the state average. The poverty rate is 5.4%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 32% above the state average — one of the wealthiest communities in Illinois.
Brookfield Quick Facts
How Brookfield 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 | 19,235 | 19,331 | +0.5% |
| Median household income | $108,429 | $110,295 | +1.7% |
| Median home value | $314,000 | $332,400 | +5.9% |
How Brookfield 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
Moderate diversity with one or two groups making up the majority.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Brookfield 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 Brookfield
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Round Lake | 18,628 | $111,977 | $278,600 | 41.5% | 9.0% |
| Homewood | 19,294 | $100,139 | $221,100 | 47.4% | 9.4% |
| North Aurora | 18,696 | $114,305 | $342,100 | 40.5% | 6.3% |
| Evergreen Park | 19,420 | $95,719 | $267,500 | 42.7% | 4.0% |
| Cary | 17,923 | $113,026 | $309,800 | 44.7% | 4.8% |
Population Overview
Brookfield is a small city located in Illinois, within Cook County. The total population is 19,331. It ranks as the 128th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Brookfield is 41.6 years. This is 7% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Brookfield is $110,295. This is 32% higher than the state median of $83,390. It is also 37% higher than the national median of $80,734. The poverty rate stands at 5.4%. This is 54% lower than the state poverty rate of 11.8%. The unemployment rate is 3.3%. This is 44% lower than the state rate of 5.8%. The median home value is $332,400. Housing costs are 26% higher than the state median of $263,300. The home-value-to-income ratio is 3.0x. 81.8% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in Brookfield is White (non-Hispanic), making up 70.0% of the population. Hispanic or Latino residents account for 20.7%. The Black or African American population (4.6%) is well below the state average of 13.3%. The Asian population (1.1%) is well below the state average of 5.9%.
Education
42.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 12% 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 94.5%. Notably, 16.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Brookfield, 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.
Free data download: Get all Illinois city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Brookfield, Illinois?
Brookfield, Illinois has a population of 19,331 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Brookfield, IL?
The median household income in Brookfield is $110,295, which is 37% higher than the national median of $80,734.
What is the poverty rate in Brookfield, IL?
The poverty rate in Brookfield is 5.4%. This means approximately 1,043 residents live below the federal poverty line.
What is the racial makeup of Brookfield, Illinois?
Brookfield's population is 70.0% White, 4.6% Black, 20.7% Hispanic/Latino, and 1.1% Asian.
What is the median home value in Brookfield, IL?
The median home value in Brookfield is $332,400. The home-value-to-income ratio is 3.0x.
How educated is Brookfield, Illinois?
42.3% of adults (25+) in Brookfield hold a bachelor's degree or higher, and 16.3% hold a graduate or professional degree.