Census place · GEOID 0947990 · Fairfield County
Mill Plain, CT ZIP codes
1 ZIP/ZCTA intersecting this Census place (CDP) in Fairfield County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Mill Plain (GEOID 0947990). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 36,868 (1 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 Mill Plain, CT

ZIP/ZCTA overlap with Mill Plain
Population overlap
Share of each ZIP/ZCTA’s population located within Mill Plain, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- 068244.7%
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 Mill Plain
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 06824 | Fairfield | Fairfield County | 36,868 | $193,149 |