| Place Name | Northfield |
| Place Type | Town |
| ZIP Code(s) | 54635 54758 |
| County | Jackson County |
| Area Code(s) | 535,715 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 594 |
| Majority Ethnicity | White 98.33% |
| US Congressional District(s) | Wisconsin 3rd |
| State Assembly Districts | 92 |
| State Senate Districts | 31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.33% |
| African American | 0.5% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.17% |