Williamstown is a city located in Berkshire County Massachusetts. Williamstown has a 2024 population of 4,431. Williamstown is currently declining at a rate of -0.74% annually and its population has decreased by -2.94% since the most recent census, which recorded a population of 4,565 in 2020.
The average household income in Williamstown is $163,626 with a poverty rate of 13.9%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Williamstown is 21.8 years, 21.8 years for males, and 21.8 years for females.
According to the most recent ACS, the racial composition of Williamstown was:
White
Two or more races
Asian
Black or African American
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 1,189 | 2.12 | 62.7 | 37.3 |
| Non Family | 587 | 1.34 | 38.8 | 61.2 |
| Married | 482 | 2.95 | 87.8 | 12.2 |
| Female | 85 | 2.62 | 87.1 | 12.9 |
| Male | 35 | 2.66 | 57.1 | 42.9 |
2.86
Average Family Size
2.12
Average Household Size
62.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among black people with a rate of 100%.
All
Male
Female
$83,026
Average Earnings
$113,289
Average Male
$64,911
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
84.7% of Williamstown residents speak only English, while 15.3% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 7.01% of the population.
rate
13.9%
Overall Poverty Rate
12.17%
Male Poverty Rate
15.08%
Female Poverty Rate
The race most likely to be in poverty in Williamstown is Asian, with 49.3% below the poverty level.
The race least likely to be in poverty in Williamstown is White, with 12.37% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.74%. Among those working part-time, it was 33.86%, and for those that did not work, the poverty rate was 20.06%.
Married
Widowed
Divorced
Separated
NeverMarried
23.6%
Overall Marriage Rate
25.9%
Male Marriage Rate
21.8%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
10.26%
Veteran Disability Rate
LaborForceParticipation
59.3%
Labor Force Participation
58.9%
Employment Rate
0.7%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
25.77%
Born in Williamstown
88.8%
Native Born
11.2%
Foreign Born
6.36%
Non Citizen
4.85%
Naturalized
88.8% of Williamstown residents were born in the United States, with 25.77% having been born in Massachusetts. 6.36% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2024 | 4,431 | -33 | -0.74% |
| 2023 | 4,464 | -34 | -0.76% |
| 2022 | 4,498 | -67 | -1.47% |
| 2021 | 4,565 | 0 | 0% |
| 2020 | 4,565 | 59 | 1.31% |
| 2019 | 4,506 | 60 | 1.35% |
| 2018 | 4,446 | 217 | 5.13% |
| 2017 | 4,229 | -86 | -1.99% |
| 2016 | 4,315 | -122 | -2.75% |
| 2015 | 4,437 | 264 | 6.33% |
| 2014 | 4,173 | -34 | -0.81% |
| 2013 | 4,207 | 420 | 11.09% |
| 2012 | 3,787 | 135 | 3.7% |
| 2011 | 3,652 | -673 | -15.56% |
| 2010 | 4,325 | 0 | 0% |