| Place Name | Rock (Rock County) |
| Place Type | Town |
| ZIP Code(s) | 53501 53511 53546 53548 |
| County | Rock County |
| Area Code(s) | 608 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 3,011 |
| Majority Ethnicity | White 82.36% |
| Metro/Micro Stats Area | Janesville-Beloit, WI |
| US Congressional District(s) | Wisconsin 2nd |
| State Assembly Districts | 43 |
| State Senate Districts | 15 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 82.36% |
| African American | 0.12% |
| Hispanic | 3.27% |
| Asian | 2.56% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 11.69% |