| Place Name | Buffalo Grove |
| Place Type | Village |
| ZIP Code(s) | 60089 |
| County | Lake County Cook County |
| Area Code(s) | 224,847 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 41,667 |
| Population Growth Rate (2010-19) | 4.14% |
| Majority Ethnicity | White 66.4% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 10thIllinois 8th |
| State House Districts | 57,59 |
| State Senate Districts | 29,30 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 66.4% |
| African American | 3.2% |
| Hispanic | 0.26% |
| Asian | 23.67% |
| Native American | 0.08% |
| Hawaiin/Pacific Islander | 6.39% |