South Windham, CT · standard
ZIP Code 06266
Windham County, Connecticut - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 495
- 202/sq mi High-density area
- $232,800
- Median home value Near-median home value
- 27.6%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
South Windham pairs above-median home values, in a low-density, homeowner-dominated area.
- Top 47%
- home value, US ZIPs
- 202
- people per sq mi
- 84%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 06266 against every reporting US ZIP.
ZIP code 06266 is a sparsely populated ZIP (a standard USPS delivery area) in South Windham, Windham County, Connecticut, home to just 495 residents across 2.5 square miles, a density of 202 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 06266, but per-capita income is $39,083. The poverty rate is 20.5%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $232,800 (46% below the average Connecticut ZIP); owner occupancy is 83.6%.
Educational attainment sits below the national norm: 27.6% of adults hold a bachelor's degree or higher, the median age is 40.7, and the average commute is -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Windham County, so 06266 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 06266
Top 5 sectors by establishment count in South Windham, CT
Which industries have the most business establishments in ZIP 06266.
- Retail trade
Retail trade
4 establishments
- Construction
Construction
3 establishments
- Health care and social assistance
Health care and social assistance
3 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 06266, South Windham, 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
495
Population
2.5
Area (sq mi)
202
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 06266?
40.7
Median Age
37.8%
Male
62.2%
Female
1.8%
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?
$39,083
Per Capita Income
20.5%
Poverty Rate
9.5%
Unemployment Rate
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
110housing units
110
Total Housing Units
110
Occupied Units
0
Vacant Units
1.85
Avg Household Size
Occupancy Type
$232,800
Median Home Value
-46% vs state ZIP avg
1948
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 21 business establishments in ZIP 06266, employing approximately 485 people with a combined annual payroll of $20,023,000.
21
Businesses
485
Employees
$20.0M
Annual Payroll
3
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 4 | 19.1% |
| Construction | 3 | 14.3% |
| Health care and social assistance | 3 | 14.3% |
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 06266 vs 06280 →
ZIP 06266 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 06226
Willimantic (06226)
20,114 residents
- 06249 7,308
Lebanon (06249)
7,308 residents
- 06250 4,821
Mansfield Center (06250)
4,821 residents
- 06330 3,282
Baltic (06330)
3,282 residents
- 06280 3,162
Windham (06280)
3,162 residents
- 06256 2,154
North Windham (06256)
2,154 residents
- 06254 1,922
North Franklin (06254)
1,922 residents
- 06266 495
South Windham (06266)
495 residents
- 06264 166
Scotland (06264)
166 residents
What this shows Among its immediate neighbors, ZIP 06266 ranks #8 by population - useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 06280 | Windham, CT | 3,162 | 2.1 mi |
| 06226 | Willimantic, CT | 20,114 | 3.1 mi |
| 06256 | North Windham, CT | 2,154 | 4.5 mi |
| 06254 | North Franklin, CT | 1,922 | 4.2 mi |
| 06264 | Scotland, CT | 166 | 3.9 mi |
| 06249 | Lebanon, CT | 7,308 | 4.6 mi |
| 06336 | Gilman, CT | 84 | 6.6 mi |
| 06330 | Baltic, CT | 3,282 | 5.3 mi |
| 06350 | Hanover, CT | 67 | 5.5 mi |
| 06250 | Mansfield Center, CT | 4,821 | 7.1 mi |
More ZIP Codes in Windham County
Related Areas
Frequently Asked Questions
What county is ZIP code 06266 in?
ZIP code 06266 (South Windham) 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 06266?
ZIP code 06266 in South Windham, CT has a population of 495 according to the Census Bureau ACS 2023 estimates.
What is the average home value in ZIP 06266?
The median home value in ZIP 06266 is $232,800, which is 16% below the national average of $278,155.
What is the demographic makeup of ZIP 06266?
The largest racial group in ZIP 06266 is White at 88.7%. Hispanic or Latino residents make up 1.4% of the population.
How many businesses are in ZIP code 06266?
ZIP code 06266 has 21 business establishments employing approximately 485 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 06266?
The top industries by establishment count in ZIP 06266 are: Retail trade (4), Construction (3), Health care and social assistance (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 06266?
In ZIP code 06266, 69.0% of residents aged 25+ have a high school diploma or higher, and 27.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 06266?
In ZIP code 06266, approximately 83.6% of occupied housing units are owner-occupied and 16.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 06266?
The poverty rate in ZIP code 06266 is 20.5% 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 06266's numbers, next.
- See how ZIP 06266 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where South Windham, CT ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.