Zip Code 06331 — Canterbury, CT
06331 is a ZIP Code associated with Canterbury, CT, located within Northeastern Connecticut. 06331 ranks #8 out of 26 ZIP codes in Northeastern Connecticut County by population (and #185 out of 288 in CT). The area supports an estimated population of 5,145 residents across Data Pending housing units, with a population density of 48.7 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (41.697170, -72.001090)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 06331 |
| Primary City | Canterbury |
| State / Province | CT |
| County | Northeastern Connecticut |
| Total Population | 5,145 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 48.7 people/sq mi |
| Timezone | America/New_York |
How 06331 Compares
| Metric | ZIP 06331 | Northeastern Connecticut County | CT State Average |
|---|
| Population | 5,145 | 94,710 (Total) | 3,624,508 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 48.7 /sq mi | -- | -- |
| County Pop Rank | #8 of 26 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →