Census place · GEOID 3429370 · Mercer County
Hamilton Square, NJ ZIP codes
2 ZIP/ZCTAs intersecting this Census place (CDP) in Mercer County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Hamilton Square (GEOID 3429370). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 35,920 (2 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 Hamilton Square, NJ

ZIP/ZCTA overlap with Hamilton Square
Population overlap
Share of each ZIP/ZCTA’s population located within Hamilton Square, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
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 Hamilton Square
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 08690 | Trenton | Mercer County | 18,996 | $122,665 |
| 08691 | Robbinsville | Mercer County | 16,924 | $129,900 |