| Place Name | Sudbury |
| Place Type | Town |
| ZIP Code(s) | 01776 |
| County | Middlesex County |
| Area Code(s) | 351,978 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 18,912 |
| Majority Ethnicity | White 85.83% |
| Metro/Micro Stats Area | Boston-Cambridge-Newton, MA-NH |
| US Congressional District(s) | Massachusetts 5thMassachusetts 3rd |
| State House Districts | 13th Middlesex |
| State Senate Districts | Third Middlesex,Middlesex and Worcester |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 85.83% |
| African American | 1.48% |
| Hispanic | 0.03% |
| Asian | 10.25% |
| Native American | 0.13% |
| Hawaiin/Pacific Islander | 2.28% |