Census place · GEOID 0918430 · Fairfield County
Danbury, CT ZIP codes
3 ZIP/ZCTAs intersecting this Census place in Fairfield County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Danbury (GEOID 0918430). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 103,576 (3 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 Danbury, CT

ZIP/ZCTA overlap with Danbury
Population overlap
Share of each ZIP/ZCTA’s population located within Danbury, 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 Danbury
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 06804 | Brookfield | Fairfield County | 17,871 | $142,826 |
| 06810 | Danbury | Fairfield County | 55,179 | $74,373 |
| 06811 | Danbury | Fairfield County | 30,526 | $107,519 |
USPS associates these ZIPs with Danbury
These codes list Danbury as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 06813 | Danbury | Fairfield County | 1,117 | — |
| 06814 | Danbury | Fairfield County | — | — |
| 06816 | Danbury | Fairfield County | — | — |
| 06817 | Danbury | Fairfield County | — | — |