Census place · GEOID 3300980 · Belknap County
Alton, NH ZIP codes
2 ZIP/ZCTAs intersecting this Census place (CDP) in Belknap County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Alton (GEOID 3300980). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 5,953 (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
ZIP/ZCTA overlap with Alton
Population overlap
Share of each ZIP/ZCTA’s population located within Alton, 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 Alton
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 03809 | Alton | Belknap County | 3,684 | $92,278 |
| 03810 | Alton Bay | Belknap County | 2,269 | $143,102 |