| Place Name | Groton |
| Place Type | City |
| ZIP Code(s) | 06340 |
| County | New London County |
| Area Code(s) | 860,959 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 9,734 |
| Population Growth Rate (2010-19) | -9.64% |
| Majority Ethnicity | White 66.11% |
| Metro/Micro Stats Area | Norwich-New London, CT |
| US Congressional District(s) | Connecticut 2nd |
| State House Districts | 40,41 |
| State Senate Districts | 18 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 66.11% |
| African American | 8.54% |
| Hispanic | 0.17% |
| Asian | 7.43% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 17.75% |