Census-designated place · Connecticut
South Windham, Connecticut
South Windham, census-designated place, in Southeastern Connecticut Planning Region, Connecticut. South Windham had 1,383 residents in the 2020 Census, a full count; the ACS 2020-2024 5-year estimates put it at 1,281 (±453). GEOID 0971250.
Residents, 2020 Census
1,383
Census count or controlled total
ACS 2020-2024 estimate: 1,281 ±453
Median household income
$75,045
±$16,185 (90% margin)
Connecticut: $95,781
Median home value
$214,100
±$49,514 (90% margin)
Connecticut: $366,900
Median gross rent
$1,341
±$133 (90% margin)
Connecticut: $1,488
Where is South Windham and what county is it in?
South Windham is a census-designated place: an unincorporated community the Census Bureau draws for counting, with no city government of its own, in Southeastern Connecticut Planning Region, Connecticut. It covers 3.1 square miles of land, 444 residents per square mile in 2020.
South Windham is in the Norwich-New London-Willimantic, CT metropolitan statistical area (Census Bureau delineation, July 2023).
South Windham lies entirely within Windham, a town with its own local government (2020 census blocks).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in South Windham, and is it growing?
The 2020 Census counted 1,383 residents in South Windham, a full count rather than a sample. The 2020-2024 American Community Survey, a sample, estimates 1,281 (±453).
The Census Bureau publishes yearly population estimates for incorporated places only; South Windham is a census-designated place, so its figures come from the ACS and the 2020 Census.
| Measure | South Windham | Southeastern Connecticut Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Total population | 1,281 ±453 | 279,971 | no clear change |
| Households | 485 ±147 | 115,768 | no clear change |
| Average household size | 2.60 ±0.74 | 2.32 | no clear change |
| Housing units | 523 ±154 | 126,425 | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in South Windham?
The median resident of South Windham is 39.4 years old; 28.4% are under 18 and 16.5% are 65 or older. The largest group is non-Hispanic white residents at 68.3%, then Hispanic or Latino residents (of any race) at 28.6%. 8.0% of residents were born outside the United States.
| Measure | South Windham | Southeastern Connecticut Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Median age | 39.4 ±16.3 | 41.1 | no clear change |
| Under 18 years | 28.4% ±16.5 pts | 19.3% | – |
| 65 years and over | 16.5% ±9.3 pts | 19.5% | – |
| Male | 49.1% ±6.7 pts | 50.0% | – |
| Hispanic or Latino (any race) | 28.6% ±19.4 pts | 15.0% | – |
| White alone, not Hispanic | 68.3% ±19.2 pts | 70.6% | no clear change |
| Black or African American alone, not Hispanic | 1.6% ±2.6 pts | 4.9% | – |
| Asian alone, not Hispanic | 0.2% ±0.5 pts | 3.7% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±3.3 pts | 0.3% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±3.3 pts | 0.0% | – |
| Two or more races, not Hispanic | 1.3% ±2.4 pts | 4.8% | – |
| Some other race alone, not Hispanic | 0.0% ±3.3 pts | 0.6% | – |
| Born outside the United States | 8.0% ±4.9 pts | 8.8% | – |
| Speak a language other than English at home (age 5+) | 19.2% ±11.4 pts | 15.3% | – |
| Civilian veterans (age 18+) | 7.0% ±4.8 pts | 8.0% | – |
| With a disability | 18.9% ±9.9 pts | 14.8% | – |
| No health insurance coverage | 2.2% ±3.1 pts | 4.7% | – |
| High school graduate or higher (age 25+) | 81.7% ±10.2 pts | 92.8% | – |
| Bachelor's degree or higher (age 25+) | 18.0% ±8.3 pts | 35.8% | no clear change |
| Graduate or professional degree (age 25+) | 4.7% ±4.3 pts | 16.0% | – |
| Lived in the same house a year earlier | 91.4% ±6.1 pts | 88.1% | – |
| Moved from another state in the past year | 1.7% ±2.5 pts | 3.3% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in South Windham earn?
Half of South Windham's 485 households earn less than $75,045 a year (±$16,185), against $86,586 in Southeastern Connecticut Planning Region and $95,781 in Connecticut. In 2015-2019 it was $75,263 in 2024 dollars; the margins of error cannot tell the two periods apart.
| Measure | South Windham | Southeastern Connecticut Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $75,045 ±$16,185 | $86,586 | no clear change |
| Mean household income | $84,130 ±$20,505 | $111,769 | – |
| Per capita income | $31,890 ±$10,167 | $47,133 | no clear change |
| People below the poverty line | 19.4% ±18.6 pts | 10.7% | – |
| Children under 18 below the poverty line | 35.4% ±40.8 pts | 15.1% | – |
| Households receiving SNAP | 15.7% ±11.5 pts | 12.4% | – |
| Households with a computer | 97.7% ±2.9 pts | 95.2% | – |
| Households with a broadband subscription | 99.2% ±1.4 pts | 91.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in South Windham?
Owners occupy 80.0% of South Windham's occupied homes and renters 20.0%. The median owner-occupied home is valued at $214,100 by its owner (±$49,514). The median renter pays $1,341 a month including utilities.
| Measure | South Windham | Southeastern Connecticut Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $214,100 ±$49,514 | $323,400 | no clear change |
| Median gross rent | $1,341 ±$133 | $1,365 | no clear change |
| Renters paying 35% or more of income on rent | 30.9% ±34.3 pts | 40.7% | – |
| Median monthly owner costs, with a mortgage | $1,634 ±$622 | $2,140 | – |
| Owner-occupied homes | 80.0% ±11.8 pts | 65.1% | no clear change |
| Renter-occupied homes | 20.0% ±11.8 pts | 34.9% | – |
| Housing units | 523 ±154 | 126,425 | no clear change |
| Homeowner vacancy rate | 0.0% ±10.4 pts | 0.6% | – |
| Rental vacancy rate | 0.0% ±33.8 pts | 4.4% | – |
| Single-family detached homes | 77.6% ±12.7 pts | 61.1% | – |
| Mobile homes | 5.5% ±6.6 pts | 2.3% | – |
| Built 2020 or later | 0.0% ±7.8 pts | 0.8% | – |
| Built 2010 to 2019 | 0.0% ±7.8 pts | 4.0% | – |
| Built 1939 or earlier | 40.3% ±16.4 pts | 23.6% | – |
| Households with no vehicle | 2.3% ±4.3 pts | 7.4% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in South Windham work and get to work?
74.0% of South Windham's workers drive alone. The average trip to work takes 25.8 minutes.
| Measure | South Windham | Southeastern Connecticut Planning Region | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 67.6% ±10.0 pts | 64.0% | – |
| Unemployment rate | 6.9% ±7.7 pts | 5.0% | – |
| Drove alone to work | 74.0% ±11.6 pts | 75.5% | – |
| Carpooled | 6.4% ±7.1 pts | 7.0% | – |
| Public transportation | 7.1% ±8.5 pts | 1.4% | – |
| Walked | 0.2% ±0.8 pts | 2.9% | – |
| Worked from home | 11.1% ±8.4 pts | 11.7% | – |
| Mean travel time to work | 25.8 min ±9.0 | 23.9 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in South Windham?
No census tract lies mostly in South Windham; 2 tracts reach into it (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 8005.02Southeastern Connecticut Planning Region | 2,606 | $84,467 |
| Tract 8004Southeastern Connecticut Planning Region | 4,039 | $68,266 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in South Windham) · Census block assignment files
How does South Windham compare with other places in Connecticut?
South Windham ranks 251st of 294 places in Connecticut with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population (ACS 2020-2024) | 286th | 303 |
| Residents per square mile | 209th | 303 |
| Median household income | 251st | 294 |
| Per capita income | 289th | 303 |
| Median home value | 292nd | 300 |
| Median gross rent | 177th | 266 |
| Bachelor's degree or higher | 285th | 297 |
| Median age | 249th | 301 |
| Owner-occupied share | 152nd | 300 |
| Travel time to work | 177th | 302 |
South Windham's figures with every place in Connecticut (CSV)
Every place in Connecticut, sortable · Compare South Windham with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for South Windham?
26 of the 57 figures for South Windham on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for South Windham are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.