| Place Name | Black Brook |
| Place Type | Town |
| ZIP Code(s) | 54001 54005 54007 |
| County | Polk County |
| Area Code(s) | 535,715 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 1,250 |
| Majority Ethnicity | White 99.52% |
| US Congressional District(s) | Wisconsin 7th |
| State Assembly Districts | 28 |
| State Senate Districts | 10 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 99.52% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.08% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.4% |