| Place Name | Northfield |
| Place Type | Village |
| ZIP Code(s) | 60025 60062 60091 60093 |
| County | Cook County |
| Area Code(s) | 224,847 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 5,234 |
| Population Growth Rate (2010-19) | 6.11% |
| Majority Ethnicity | White 91.33% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 9th |
| State House Districts | 18 |
| State Senate Districts | 9 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.33% |
| African American | 0.17% |
| Hispanic | 0% |
| Asian | 3.55% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.95% |