All Countries
Williamstown, MA
Full City Profile · Massachusetts · Rensselaer County County
3.6
/5.0
B+
Good
4,352
Population
1,280/sq mi density
$82,917
Median Income
$42,966 per capita
$436,900
Home Value
$473,826 Zillow
$1,244
Median Rent
31.4% income on rent
47°F
Avg Temperature
246 sunny days/yr
75
Violent Crime/100K
885 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$82,917 median income, 1.1% unemployment
B+
Affordability
3.7 / 5.0
$436,900 home value, $1,244/mo rent
F
Safety
1.0 / 5.0
75 violent crimes/100K
A+
Education
5.0 / 5.0
74.4% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+3.4%
4,207 → 4,352
over 10 years
Annual Pop. Growth
+0.34%
Compound annual growth rate
Median Income Change
+24.5%
$66,615 → $82,917
nominal, not inflation-adjusted
Annual Income Growth
+2.21%
Compound annual growth rate
Population Over Time
Total population for Williamstown across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013–2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts — real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
4,457
+105 from 2023 (4,352)
Projected Median Income 2030
$96,627
+$13,710 from 2023 ($82,917)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 4,207 | — | $66,615 | — |
| 2015 | 4,437 | +5.5% | $73,667 | +10.6% |
| 2017 | 4,229 | -4.7% | $70,750 | -4% |
| 2019 | 4,506 | +6.6% | $82,917 | +17.2% |
| 2021 | 4,565 | +1.3% | $95,988 | +15.8% |
| 2023 | 4,352 | -4.7% | $82,917 | -13.6% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.