Census tract · Berkshire County
Census Tract 9201.01, Berkshire County, Massachusetts
Census Tract 9201.01, GEOID 25003920101, in Berkshire County, Massachusetts, entirely within Williamstown. 5,639 residents in the ACS 2020-2024 5-year estimates (±298); the 2020 Census counted 4,501.
Residents, 2020-2024
5,639
±298 (90% margin)
2020 Census count: 4,501
Median household income
$87,005
±$16,412 (90% margin)
Berkshire County: $76,013
Median home value
$399,800
±$47,258 (90% margin)
Berkshire County: $305,400
Median gross rent
$1,505
±$355 (90% margin)
Berkshire County: $1,097
Where is Census Tract 9201.01?
Census Tract 9201.01 is one of 40 census tracts in Berkshire County, Massachusetts. It covers 13.73 square miles of land, 328 residents per square mile in 2020. Its GEOID, 25003920101, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Williamstown | 100% |
| Williamstown CDP | 57% |
3 census tracts border Census Tract 9201.01: Tract 9201.02 ($143,173), Tract 9215 ($61,480) and Tract 9311 ($77,143). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 9201.01?
The 2020-2024 American Community Survey puts Census Tract 9201.01's population at 5,639 (±298) in 2,081 households; the 2020 Census counted 4,501 residents and 1,742 housing units.
| Measure | Tract 9201.01 | Williamstown |
|---|---|---|
| Total population | 5,639 ±298 | 9,150 |
| Households | 2,081 ±177 | 3,229 |
| Average household size | 2.08 ±0.20 | 2.11 |
| Housing units | 2,301 ±202 | 3,739 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 9201.01?
The median resident of Census Tract 9201.01 is 30.9 years old; 15.3% are under 18 and 19.2% are 65 or older. The largest group is non-Hispanic white residents at 76.1%, then non-Hispanic Asian residents at 8.0%. 7.8% of residents were born outside the United States.
| Measure | Tract 9201.01 | Williamstown |
|---|---|---|
| Median age | 30.9 ±5.7 | 37.5 |
| Under 18 years | 15.3% ±4.6 pts | 15.5% |
| 65 years and over | 19.2% ±2.9 pts | 24.1% |
| Hispanic or Latino (any race) | 5.4% ±2.7 pts | 5.2% |
| White alone, not Hispanic | 76.1% ±4.9 pts | 80.0% |
| Black or African American alone, not Hispanic | 3.6% ±2.6 pts | 3.4% |
| Asian alone, not Hispanic | 8.0% ±3.6 pts | 6.3% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Two or more races, not Hispanic | 5.8% ±3.2 pts | 4.3% |
| Some other race alone, not Hispanic | 1.1% ±0.8 pts | 0.9% |
| Born outside the United States | 7.8% ±2.8 pts | 8.5% |
| Speak a language other than English at home (age 5+) | 13.2% ±4.3 pts | 12.2% |
| Civilian veterans (age 18+) | 6.5% ±2.8 pts | 6.0% |
| With a disability | 11.7% ±3.5 pts | 11.2% |
| No health insurance coverage | 1.0% ±0.9 pts | 1.0% |
| High school graduate or higher (age 25+) | 98.1% ±1.9 pts | 98.2% |
| Bachelor's degree or higher (age 25+) | 68.6% ±6.8 pts | 70.9% |
| Graduate or professional degree (age 25+) | 47.5% ±7.7 pts | 47.4% |
| Lived in the same house a year earlier | 74.7% ±6.2 pts | 74.7% |
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 Census Tract 9201.01 earn?
Half of the 2,081 households in Census Tract 9201.01 earn less than $87,005 a year (±$16,412), against $76,013 across Berkshire County: 19th highest of the county's 39 tracts with a reliable estimate. 11.1% of residents live below the poverty line.
| Measure | Tract 9201.01 | Williamstown |
|---|---|---|
| Median household income | $87,005 ±$16,412 | $106,650 |
| Mean household income | $126,479 ±$20,957 | $148,987 |
| Per capita income | $46,076 ±$6,567 | $53,332 |
| People below the poverty line | 11.1% ±5.9 pts | 11.2% |
| Children under 18 below the poverty line | 5.0% ±4.8 pts | 8.5% |
| Households receiving SNAP | 6.1% ±3.9 pts | 5.3% |
| Households with a computer | 98.3% ±1.3 pts | 98.2% |
| Households with a broadband subscription | 94.0% ±4.0 pts | 92.6% |
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 Census Tract 9201.01?
Owners occupy 67.7% of Census Tract 9201.01's occupied homes and renters 32.3%. The median owner-occupied home is valued at $399,800 by its owner (±$47,258). The median renter pays $1,505 a month including utilities, and 23.9% of renters pay 35% or more of their income on rent.
| Measure | Tract 9201.01 | Williamstown |
|---|---|---|
| Median home value (owner-occupied) | $399,800 ±$47,258 | $437,100 |
| Median gross rent | $1,505 ±$355 | $1,584 |
| Renters paying 35% or more of income on rent | 23.9% ±12.3 pts | 34.7% |
| Median monthly owner costs, with a mortgage | $2,421 ±$504 | $2,406 |
| Owner-occupied homes | 67.7% ±8.8 pts | 73.8% |
| Renter-occupied homes | 32.3% ±8.8 pts | 26.2% |
| Housing units | 2,301 ±202 | 3,739 |
| Single-family detached homes | 70.8% ±7.3 pts | 70.6% |
| Mobile homes | 2.4% ±1.4 pts | 1.5% |
| Built 2020 or later | 2.9% ±2.8 pts | 2.3% |
| Built 2010 to 2019 | 3.7% ±2.8 pts | 4.1% |
| Built 1939 or earlier | 40.6% ±7.2 pts | 32.6% |
| Households with no vehicle | 11.0% ±6.1 pts | 9.0% |
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 Census Tract 9201.01 get to work?
45.6% of Census Tract 9201.01's workers drive alone and 22.3% work from home. The average trip to work takes 17.1 minutes.
| Measure | Tract 9201.01 | Williamstown |
|---|---|---|
| In the labor force (age 16+) | 61.0% ±4.3 pts | 56.2% |
| Unemployment rate | 2.2% ±1.7 pts | 2.1% |
| Drove alone to work | 45.6% ±7.1 pts | 40.4% |
| Carpooled | 4.1% ±3.1 pts | 3.7% |
| Public transportation | 0.9% ±1.5 pts | 0.9% |
| Walked | 24.2% ±6.2 pts | 24.3% |
| Worked from home | 22.3% ±6.3 pts | 27.3% |
| Mean travel time to work | 17.1 min ±3.3 | 16.0 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
How does Census Tract 9201.01 compare with the other tracts in Berkshire County?
Among Berkshire County's tracts with a reliable estimate, Census Tract 9201.01 ranks as shown below (1 = highest).
| Measure | In Berkshire County |
|---|---|
| Population | 4th of 40 |
| Residents per square mile | 16th of 40 |
| Median household income | 19th of 39 |
| Per capita income | 21st of 40 |
| Median home value | 12th of 39 |
| Median gross rent | 6th of 36 |
| Poverty rate | 12th of 29 |
| Bachelor's degree or higher | 3rd of 40 |
| Median age | 40th of 40 |
| Owner-occupied share | 28th of 39 |
The tracts next to it on Berkshire County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9007 | 16th | $89,844±$30,464 · within the margin of this tract |
| Tract 9251.01 | 17th | $88,929±$28,787 · within the margin of this tract |
| Tract 9322 | 18th | $87,273±$22,375 · within the margin of this tract |
| Tract 9201.01 | 19th | $87,005±$16,412 |
| Tract 9111 | 20th | $86,219±$18,758 · within the margin of this tract |
| Tract 9141 | 21st | $83,750±$13,346 · within the margin of this tract |
| Tract 9251.02 | 22nd | $83,576±$10,359 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 9201.01?
1 of the 18 figures for Census Tract 9201.01 on this page carries a coefficient of variation over 40% and is marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). 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 · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections