Canterbury, CT · standard
ZIP Code 06331
Windham County, Connecticut - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 5,137
- 50/sq mi Moderate-density area
- $103,198
- Median income Above-median income area
- $334,200
- Median home value Above-median home value
- 26.4%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Canterbury pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.
- Top 17%
- household income, US ZIPs
- Top 29%
- home value, US ZIPs
- 50
- people per sq mi
- 89%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 06331 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 06331 (Canterbury, CT) rose +19.5% from 2023 to 2024. The all-transactions index moved from 198.0 in 2023 to 236.6 in 2024 (2000 = 100).
ZIP code 06331 is a mid-sized community (a standard USPS delivery area) in Canterbury, Windham County, Connecticut, home to 5,137 residents across 103.6 square miles, a density of 50 people per square mile, in the New York time zone.
ZIP 06331 lands in the middle-income range, with a median household income of $103,198 (9% below the average Connecticut ZIP), while per-capita income is $52,105. Both reported hardship measures are comparatively low in absolute terms: poverty is 4.9% and unemployment is 2.5%. Home values sit below the statewide ZIP benchmark: the median is $334,200 (23% below the average Connecticut ZIP), and median rent is $924; owner occupancy is 88.7%.
Educational attainment sits below the national norm: 26.4% of adults hold a bachelor's degree or higher, the median age is 48.4, and the average commute is 32 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Windham County, so 06331 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 06331
Top 5 sectors by establishment count in Canterbury, CT
Which industries have the most business establishments in ZIP 06331.
- Construction
Construction
13 establishments
- Retail trade
Retail trade
10 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
8 establishments
- Accommodation and food services
Accommodation and food services
7 establishments
- Other services (except public administration)
Other services (except public administration)
7 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 06331, Canterbury, CT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
5,137
Population
103.6
Area (sq mi)
50
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 06331?
48.4
Median Age
48.8%
Male
51.2%
Female
2.8%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$103,198
Median Household Income
-9% vs state ZIP avg
$52,105
Per Capita Income
4.9%
Poverty Rate
2.5%
Unemployment Rate
31.7 min
Mean Commute Time
How ZIP 06331 ranks among Connecticut ZIPs
Canterbury, CT household income vs. every Connecticut ZIP code
Median household income among 270 reporting Connecticut ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$103,198 40th percentile higher than 40% of 270 Connecticut ZIPs
Each bar is a $20K-wide band; taller bars hold more Connecticut ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
2,254housing units
2,254
Total Housing Units
2,138
Occupied Units
116
Vacant Units
2.41
Avg Household Size
Occupancy Type
$334,200
Median Home Value
-23% vs state ZIP avg
$924
Median Rent
1975
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+19.5%
YoY Change (2024)
237
HPI Index (2000 = 100)
+137%
Total Change Since 2000
Home values in ZIP 06331 have increased 19.5% over the past year (2024). Since 2000, this ZIP has seen +137% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +6.0% | 153 |
| 2021 | +13.7% | 174 |
| 2022 | +5.5% | 184 |
| 2023 | +7.9% | 198 |
| 2024 | +19.5% | 237 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 61 business establishments in ZIP 06331, employing approximately 390 people with a combined annual payroll of $15,066,000.
61
Businesses
390
Employees
$15.1M
Annual Payroll
6
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 13 | 21.3% |
| Retail trade | 10 | 16.4% |
| Professional, scientific, and technical services | 8 | 13.1% |
| Accommodation and food services | 7 | 11.5% |
| Other services (except public administration) | 7 | 11.5% |
| Administrative and support and waste management and remediation services | 5 | 8.2% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 06331 vs 06374 →
ZIP 06331 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 06374
Plainfield (06374)
8,373 residents
- 06234
Brooklyn (06234)
8,244 residents
- 06354
Moosup (06354)
6,141 residents
- 06331
Canterbury (06331)
5,137 residents
- 06330 3,282
Baltic (06330)
3,282 residents
- 06280 3,162
Windham (06280)
3,162 residents
- 06247 2,841
Hampton (06247)
2,841 residents
- 06332 258
Central Village (06332)
258 residents
- 06387 213
Wauregan (06387)
213 residents
What this shows Among its immediate neighbors, ZIP 06331 ranks #4 by population - useful context the national average alone can't give.
ZIP 06331 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 06247
Hampton (06247)
$108,854 median income
- 06387
Wauregan (06387)
$108,787 median income
- 06331
Canterbury (06331)
$103,198 median income
- 06264
Scotland (06264)
$100,227 median income
- 06330
Baltic (06330)
$98,698 median income
- 06234
Brooklyn (06234)
$96,207 median income
- 06354
Moosup (06354)
$87,711 median income
- 06280
Windham (06280)
$76,577 median income
- 06374
Plainfield (06374)
$71,882 median income
What this shows By household income, ZIP 06331 ranks #3 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 06374 | Plainfield, CT | 8,373 | 4.6 mi |
| 06264 | Scotland, CT | 166 | 5.2 mi |
| 06350 | Hanover, CT | 67 | 4.9 mi |
| 06330 | Baltic, CT | 3,282 | 5.4 mi |
| 06332 | Central Village, CT | 258 | 5.5 mi |
| 06387 | Wauregan, CT | 213 | 5.6 mi |
| 06247 | Hampton, CT | 2,841 | 5.9 mi |
| 06234 | Brooklyn, CT | 8,244 | 6.8 mi |
| 06280 | Windham, CT | 3,162 | 7.3 mi |
| 06354 | Moosup, CT | 6,141 | 7.4 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 06331, both outside CT so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (5,137 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Windham County
Related Areas
Frequently Asked Questions
What county is ZIP code 06331 in?
ZIP code 06331 (Canterbury) is located in Windham County, Connecticut. Windham County contains multiple ZIP codes, see the full list at /counties/windham-ct.
What is the population of ZIP code 06331?
ZIP code 06331 in Canterbury, CT has a population of 5,137 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 06331?
The median household income in ZIP 06331 is $103,198, which is 35% above the national average of $76,288.
What is the average home value in ZIP 06331?
The median home value in ZIP 06331 is $334,200, which is 20% above the national average of $278,155.
What is the demographic makeup of ZIP 06331?
The largest racial group in ZIP 06331 is White at 87.8%. Hispanic or Latino residents make up 4.0% of the population.
How many businesses are in ZIP code 06331?
ZIP code 06331 has 61 business establishments employing approximately 390 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 06331?
The top industries by establishment count in ZIP 06331 are: Construction (13), Retail trade (10), Professional, scientific, and technical services (8). There are 6 industry sectors represented in total.
How have home values changed in ZIP code 06331?
According to the FHFA House Price Index, home values in ZIP 06331 increased by 19.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 137%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 06331?
In ZIP code 06331, 64.6% of residents aged 25+ have a high school diploma or higher, and 26.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 06331?
The mean commute time for workers in ZIP code 06331 is 31.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 06331?
In ZIP code 06331, approximately 88.7% of occupied housing units are owner-occupied and 11.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 06331?
The poverty rate in ZIP code 06331 is 4.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 06331's numbers, next.
- See how ZIP 06331 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Canterbury, CT ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.