| Place Name | Marlborough |
| Place Type | City |
| ZIP Code(s) | 01752 |
| County | Middlesex County |
| Area Code(s) | 508,774 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 38,491 |
| Population Growth Rate (2010-19) | 8.56% |
| Majority Ethnicity | White 73.15% |
| Metro/Micro Stats Area | Boston-Cambridge-Newton, MA-NH |
| US Congressional District(s) | Massachusetts 3rd |
| State House Districts | 4th Middlesex,13th Middlesex |
| State Senate Districts | Middlesex and Worcester |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 73.15% |
| African American | 3.65% |
| Hispanic | 0.1% |
| Asian | 5.56% |
| Native American | 0.25% |
| Hawaiin/Pacific Islander | 17.28% |