| Place Name | Northfield |
| Place Type | City |
| ZIP Code(s) | 55057 |
| County | Rice County |
| Area Code(s) | 507 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 19,900 |
| Population Growth Rate (2010-19) | 3.91% |
| Majority Ethnicity | White 83.25% |
| Metro/Micro Stats Area | Faribault-Northfield, MN |
| US Congressional District(s) | Minnesota 2nd |
| State House Districts | 20B |
| State Senate Districts | 20 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 83.25% |
| African American | 2.36% |
| Hispanic | 0.18% |
| Asian | 4.41% |
| Native American | 0.02% |
| Hawaiin/Pacific Islander | 9.77% |