Brookfield, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Brookfield, Illinois is 19,235 as of the 2023 American Community Survey, making it the 127th-largest city in Illinois. The median household income is $108,429, the median home value is $314,000, and the median age is 41.7.
The population has declined 0.5% since 2010 (18,982 → 18,885).
19,235
Population
6278
People / sq mi
$108,429
Median Income
$314,000
Median Home Value
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Brookfield covers 3.1 sq mi of land at 6278 people per square mile.
About Brookfield, IL
What distinguishes Brookfield is density: among the most densely settled of US cities, around 6,278 people per square mile. Brookfield is a city in Illinois with a population of 19,235.
Households take in a median $108,429, comfortably above the US median of $78,538. Only 3.7% of residents live in poverty, below the national 12.4%. Median home value is $314,000, with typical rent around $1,328.
41.8% of adults 25 and older hold a bachelor’s degree, above the national average of 35.0%. A solid 15.9% of workers are based at home, above the national 14.0%, and the average commute runs about 33 minutes each way.
That density explains much of the rest of the profile in Brookfield: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Brookfield village Population History (2010-2024)
The city of Brookfield village had a population of 18,982 in 2010 and 18,885 in 2024, a -0.5% growth over 14 years. The peak was 19,442 in 2020. Average annual growth rate: -0.02%.
18,885
Population (2024)
18,982
Population (2010)
19,442
Peak (2020)
-0.02%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,982 |
| 2011 | 19,031 |
| 2012 | 19,068 |
| 2013 | 19,082 |
| 2014 | 19,050 |
| 2015 | 18,964 |
| 2016 | 18,829 |
| 2017 | 18,656 |
| 2018 | 18,462 |
| 2019 | 18,310 |
| 2020 | 19,442 |
| 2021 | 19,112 |
| 2022 | 18,843 |
| 2023 | 18,782 |
| 2024 | 18,885 |
Race & Ethnicity
| White | 74.0% |
| Black or African American | 5.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.5% |
| Two or More Races | 0.0% |
Economy & Income
$108,429
Median Household Income
$50,616
Per Capita Income
3.7%
Poverty Rate
2.4%
Unemployment Rate
Housing
$314,000
Median Home Value
$1,328
Median Rent
79.5%
Owner-Occupied
Education
93.8%
High School+
41.8%
Bachelor's+
Commute
9.4%
Drive Alone
67.0%
Public Transit
15.9%
Work From Home
32.9 min
Avg Commute
Community Profile
11.4%
Foreign Born
80.6%
Non-English at Home
5.5%
Veterans
9.8%
With Disability
96.8%
Health Insurance
94.1%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.8% |
| Finance, Insurance & Real Estate | 14.5% |
| Manufacturing | 10.0% |
| Retail Trade | 9.0% |
| Information | 7.5% |
| Education, Health Care & Social Services | 5.4% |
| Arts, Entertainment & Food Services | 5.4% |
| Public Administration | 5.3% |
| Construction | 3.1% |
| Transportation & Warehousing | 2.0% |
| Agriculture & Mining | 0.1% |
Largest cities in Illinois
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City rankings
Frequently Asked Questions
Brookfield, Illinois has a population of 19,235 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 127th-largest city in Illinois.
The median household income in Brookfield, Illinois is $108,429, with 3.7% of residents living below the federal poverty level.
The median home value in Brookfield, Illinois is $314,000, with median monthly rent at $1,328 and a homeownership rate of 79.5%.
The median age in Brookfield, Illinois is 41.7 years. The population is 47.8% male and 52.2% female.
The population has declined 0.5% since 2010 (18,982 → 18,885).
Brookfield village, IL Climate
Brookfield village, IL has an average annual temperature of 9.9°C (50°F) and receives about 942 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.9°C
Avg Temp
942
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 22° | 43 mm |
| February | -2° / 28° | 40 mm |
| March | 3° / 38° | 67 mm |
| April | 9° / 49° | 97 mm |
| May | 16° / 60° | 94 mm |
| June | 21° / 70° | 102 mm |
| July | 23° / 74° | 95 mm |
| August | 22° / 72° | 102 mm |
| September | 18° / 65° | 90 mm |
| October | 12° / 53° | 69 mm |
| November | 5° / 40° | 79 mm |
| December | -2° / 28° | 64 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Brookfield village, IL
The most comfortable months to visit Brookfield village, IL are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -10°C low). June is usually the wettest month.
Where to stay near Brookfield
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.