Illinois Gazetteer
Also See Oak Brook, IL: ZIP Codes & Maps
The Village of Oak Brook had a population of 8,056 as of 2020-2024 American Community Survey 5-Year Estimates. Oak Brook ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.
The primary coordinate point for Oak Brook is located at latitude 41.8328 and longitude -87.9289 in DuPage County. The formal boundaries for the Village of Oak Brook encompass a land area of 7.96 sq. miles and a water area of 0.33 sq. miles. DuPage County is in the Central time zone (GMT -6).
The Village of Oak Brook has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
The Village of Oak Brook is located within Township of York, a minor civil division (MCD) of DuPage County.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 8,056 (100%) |
| Population Density | 1,010 per sq mi |
| Diversity Index1 | 54 |
INCOME | |
| Median Household Income | $175,870 |
| Per Capita Income | $104,806 |
| Median Home Value | $903,200 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 3,373 (100%) |
| Owner Occupied HU | 2,789 (82.7%) |
| Renter Occupied HU | 272 (8.1%) |
| Vacant Housing Units | 312 (9.2%) |
HOUSEHOLDS | |
| Total Households | 3,061 |
| Average Household Size | 2.60 |
| Family Households | 2,279 (74.5%) |
The table below compares Oak Brook to the other 1,461 incorporated cities, towns and CDPs in Illinois by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 262 | 82nd |
| Population Density | # 724 | 50th |
| Median Household Income | # 29 | 98th |
| Per Capita Income | # 17 | 99th |
| Diversity Index | # 131 | 91st |
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.
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