The median age was 41, with 52.7 percent of the total population being female and 47.3 percent male.
The state's total population in 2020 was 12,716,164.
An agency of the U.S. Federal Statistical System, the Census Bureau is responsible for compiling statistical facts about the American people, places and economy. Data for this story was compiled from the bureau’s American Community Survey. Information from the survey helps to determine how federal and state funds are distributed.
Buffalo Grove population by sex
| Estimated Number | Percent of total population | |
|---|---|---|
| Male | 19,300 | 47.3 |
| Female | 21,504 | 52.7 |
| Total Population | 40,804 | 100 |
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