| Place Name | Londonderry |
| Place Type | Census Designated Place |
| ZIP Code(s) | 03053 |
| County | Rockingham County |
| Area Code(s) | 603 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 10,683 |
| Population Growth Rate (2010-19) | 5.51% |
| Majority Ethnicity | White 93.66% |
| Metro/Micro Stats Area | Boston-Cambridge-Newton, MA-NH |
| US Congressional District(s) | New Hampshire 1st |
| State House Districts | Rockingham 5 |
| State Senate Districts | 14 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.66% |
| African American | 1.21% |
| Hispanic | 0% |
| Asian | 0.4% |
| Native American | 0.17% |
| Hawaiin/Pacific Islander | 4.56% |