Town · Connecticut
Plainville, Connecticut
Plainville, town, in Capitol Planning Region, Connecticut. Plainville had 17,746 residents on July 1, 2025 by the Census Bureau's estimate, up 1.2% since 2020; the 2020 Census counted 17,525 and the ACS 2020-2024 5-year estimates put it at 17,551 (±27). GEOID 0911060120.
Residents, July 2025 estimate
17,746
Census Bureau estimate (no margin published)
2020 Census count: 17,525 · ACS 2020-2024: 17,551 ±27
Median household income
$84,343
±$7,368 (90% margin)
Connecticut: $95,781
Median home value
$254,000
±$13,659 (90% margin)
Connecticut: $366,900
Median gross rent
$1,126
±$147 (90% margin)
Connecticut: $1,488
Where is Plainville and what county is it in?
Plainville is a town in Capitol Planning Region, Connecticut. It covers 9.7 square miles of land, 1,805 residents per square mile in 2020.
Plainville is in the Hartford-West Hartford-East Hartford, CT metropolitan statistical area, which takes in 2 counties (Census Bureau delineation, July 2023).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Plainville, and is it growing?
The Census Bureau estimates that 17,746 people lived in Plainville on July 1, 2025, up 1.2% since 2020, slower than Connecticut (+2.2%). The 2020 Census counted 17,525 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 17,551 (±27).
| Measure | Plainville | Capitol Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Total population | 17,551±27 | 977,290 | – |
| Households | 8,087±409 | 391,113 | – |
| Average household size | 2.15±0.11 | 2.41 | – |
| Housing units | 8,588±423 | 416,559 | – |
Plainville's population since 2000
From 17,328 in 2000 to 17,746 in 2025: up 2.4%. The 2000, 2010 and 2020 figures are census counts, each for Plainville as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
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 Plainville?
The median resident of Plainville is 44.3 years old; 15.6% are under 18 and 20.1% are 65 or older. The largest group is non-Hispanic white residents at 78.0%, then Hispanic or Latino residents (of any race) at 11.1%. 11.3% of residents were born outside the United States.
| Measure | Plainville | Capitol Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Median age | 44.3±1.5 | 40.0 | – |
| Under 18 years | 15.6%±1.8 pts | 20.2% | – |
| 65 years and over | 20.1%±2.5 pts | 18.0% | – |
| Male | 50.2%±3.0 pts | 49.0% | – |
| Hispanic or Latino (any race) | 11.1%±3.2 pts | 17.7% | – |
| White alone, not Hispanic | 78.0%±4.7 pts | 60.0% | – |
| Black or African American alone, not Hispanic | 1.9%±1.0 pts | 11.5% | – |
| Asian alone, not Hispanic | 4.0%±2.1 pts | 6.0% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.1%±0.2 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.2%±0.3 pts | 0.0% | – |
| Two or more races, not Hispanic | 4.0%±2.1 pts | 4.1% | – |
| Some other race alone, not Hispanic | 0.7%±0.6 pts | 0.7% | – |
| Born outside the United States | 11.3%±2.3 pts | 15.2% | – |
| Speak a language other than English at home (age 5+) | 17.6%±3.9 pts | 24.1% | – |
| Civilian veterans (age 18+) | 5.1%±1.4 pts | 4.5% | – |
| With a disability | 16.5%±3.6 pts | 12.4% | – |
| No health insurance coverage | 3.4%±2.5 pts | 4.5% | – |
| High school graduate or higher (age 25+) | 92.7%±2.1 pts | 91.4% | – |
| Bachelor's degree or higher (age 25+) | 30.0%±3.5 pts | 42.1% | – |
| Graduate or professional degree (age 25+) | 10.4%±2.4 pts | 18.8% | – |
| Lived in the same house a year earlier | 91.6%±3.2 pts | 89.0% | – |
| Moved from another state in the past year | 0.8%±0.6 pts | 2.2% | – |
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 Plainville earn?
Half of Plainville's 8,087 households earn less than $84,343 a year (±$7,368), against $93,394 in Capitol Planning Region and $95,781 in Connecticut. 6.5% of residents live below the poverty line.
| Measure | Plainville | Capitol Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $84,343±$7,368 | $93,394 | – |
| Mean household income | $104,619±$6,861 | $125,847 | – |
| Per capita income | $48,359±$3,205 | $51,016 | – |
| People below the poverty line | 6.5%±1.9 pts | 10.3% | – |
| Children under 18 below the poverty line | 9.0%±5.0 pts | 13.0% | – |
| Households receiving SNAP | 10.4%±4.0 pts | 13.1% | – |
| Households with a computer | 89.1%±4.0 pts | 95.4% | – |
| Households with a broadband subscription | 87.1%±4.0 pts | 91.5% | – |
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 Plainville?
Owners occupy 67.7% of Plainville's occupied homes and renters 32.3%. The median owner-occupied home is valued at $254,000 by its owner (±$13,659). The median renter pays $1,126 a month including utilities, and 36.6% of renters pay 35% or more of their income on rent.
| Measure | Plainville | Capitol Planning Region | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $254,000±$13,659 | $323,700 | – |
| Median gross rent | $1,126±$147 | $1,411 | – |
| Renters paying 35% or more of income on rent | 36.6%±12.7 pts | 43.2% | – |
| Median monthly owner costs, with a mortgage | $2,096±$106 | $2,284 | – |
| Owner-occupied homes | 67.7%±5.3 pts | 65.7% | – |
| Renter-occupied homes | 32.3%±5.3 pts | 34.3% | – |
| Housing units | 8,588±423 | 416,559 | – |
| Homeowner vacancy rate | 0.6%±1.0 pts | 0.6% | – |
| Rental vacancy rate | 3.1%±3.4 pts | 4.8% | – |
| Single-family detached homes | 55.2%±4.4 pts | 56.7% | – |
| Mobile homes | 0.5%±0.4 pts | 0.6% | – |
| Built 2020 or later | 0.3%±0.3 pts | 0.6% | – |
| Built 2010 to 2019 | 2.5%±0.9 pts | 4.3% | – |
| Built 1939 or earlier | 9.4%±2.6 pts | 18.2% | – |
| Households with no vehicle | 5.6%±2.0 pts | 9.8% | – |
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 many new homes is Plainville building?
Builders took permits for 6 new housing units in Plainville in 2025 (6 in single-family houses), 0.3 per 1,000 residents against 2.0 across Connecticut.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Plainville work and get to work?
81.6% of Plainville's workers drive alone and 10.7% work from home. The average trip to work takes 21.2 minutes. The unemployment rate in 2020-2024 averaged 2.9%.
| Measure | Plainville | Capitol Planning Region | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 68.4%±3.8 pts | 65.9% | – |
| Unemployment rate | 2.9%±1.1 pts | 5.2% | – |
| Drove alone to work | 81.6%±3.0 pts | 69.7% | – |
| Carpooled | 4.6%±1.9 pts | 7.5% | – |
| Public transportation | 0.5%±0.4 pts | 2.7% | – |
| Walked | 1.5%±1.1 pts | 1.7% | – |
| Worked from home | 10.7%±2.2 pts | 16.9% | – |
| Mean travel time to work | 21.2 min±1.7 | 23.6 min | – |
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 Plainville?
5 census tracts lie mostly in Plainville (2020 census blocks). Their median household incomes run from $79,483 (Tract 4205) to $111,346 (Tract 4207).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 4205Capitol Planning Region | 5,005 | $79,483 |
| Tract 4206.02Capitol Planning Region | 3,439 | $84,259 |
| Tract 4207Capitol Planning Region | 3,308 | $111,346 |
| Tract 4204Capitol Planning Region | 3,240 | $111,125 |
| Tract 4206.01Capitol Planning Region | 2,559 | $49,955 |
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 Plainville) · Census block assignment files
How does Plainville compare with other places in Connecticut?
By the Census Bureau's July 2025 estimates, Plainville is the 689th-most populous of the 16,079 U.S. towns and townships that have one and the 44th-most populous of 142 in Connecticut.
Plainville ranks 231st of 294 places in Connecticut with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 44th | 142 |
| Growth 2020-2025 (PEP) | 126th | 167 |
| Residents per square mile | 69th | 303 |
| Median household income | 231st | 294 |
| Per capita income | 219th | 303 |
| Median home value | 264th | 300 |
| Median gross rent | 241st | 266 |
| Poverty rate | 102nd | 202 |
| Bachelor's degree or higher | 243rd | 297 |
| Median age | 164th | 301 |
| Owner-occupied share | 225th | 300 |
| Work from home | 230th | 279 |
| Travel time to work | 272nd | 302 |
Plainville's figures with every place in Connecticut (CSV)
Every place in Connecticut, sortable · Compare Plainville 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 Plainville?
11 of the 57 figures for Plainville 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 Plainville 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.