Census place · GEOID 2511000 · Middlesex County
Cambridge, MA ZIP codes
6 ZIP/ZCTAs intersecting this Census place in Middlesex County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Cambridge (GEOID 2511000). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 153,390 (6 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Cambridge, MA

ZIP/ZCTA overlap with Cambridge
Population overlap
Share of each ZIP/ZCTA’s population located within Cambridge, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- 0213899.6%
USPS primary city
- 02139100.0%
USPS primary city
- 0214099.8%
USPS primary city
- 02141100.0%
USPS primary city
- 02142100.0%
USPS primary city
- 024720.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Cambridge
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 02138 | Cambridge | Middlesex County | 38,077 | $122,040 |
| 02139 | Cambridge | Middlesex County | 39,609 | $124,648 |
| 02140 | Cambridge | Middlesex County | 21,361 | $136,382 |
| 02141 | Cambridge | Middlesex County | 14,677 | $120,542 |
| 02142 | Cambridge | Middlesex County | 4,349 | $168,788 |
| 02472 | Watertown | Middlesex County | 35,317 | $123,383 |
USPS associates these ZIPs with Cambridge
These codes list Cambridge as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 02163 | Boston | Suffolk County | 1,852 | $74,028 |
| 02238 | Cambridge | Middlesex County | 512 | — |
| 02239 | Cambridge | Middlesex County | — | — |