| Official Zip Code Name | Littleton |
| Zip Code State | Massachusetts |
| Primary County: | Middlesex |
| Area Code | 978/781/508 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 5 |
| Elevation Range | 242 ft. |
| Area | 16.516 Sqm. |
| Coordinates(Y,X) | 42.537958, -71.484974 |