All Countries
Marlborough, MA
Full City Profile · Massachusetts · Middlesex County County
3.4
/5.0
B
Good
41,398
Population
1,985/sq mi density
$95,047
Median Income
$46,876 per capita
$485,400
Home Value
$567,194 Zillow
$1,721
Median Rent
32.5% income on rent
48°F
Avg Temperature
246 sunny days/yr
376
Violent Crime/100K
1,336 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$95,047 median income, 4.0% unemployment
B+
Affordability
3.8 / 5.0
$485,400 home value, $1,721/mo rent
F
Safety
1.0 / 5.0
376 violent crimes/100K
A
Education
4.2 / 5.0
40.6% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+5.8%
39,485 → 41,784
over 10 years
Annual Pop. Growth
+0.57%
Compound annual growth rate
Median Income Change
+35.2%
$70,304 → $95,047
nominal, not inflation-adjusted
Annual Income Growth
+3.06%
Compound annual growth rate
Population Over Time
Total population for Marlborough 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
43,480
+1,696 from 2023 (41,784)
Projected Median Income 2030
$117,373
+$22,326 from 2023 ($95,047)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 39,485 | — | $70,304 | — |
| 2015 | 39,825 | +0.9% | $71,790 | +2.1% |
| 2017 | 39,826 | +0% | $75,418 | +5.1% |
| 2019 | 39,604 | -0.6% | $80,943 | +7.3% |
| 2021 | 41,110 | +3.8% | $86,230 | +6.5% |
| 2023 | 41,784 | +1.6% | $95,047 | +10.2% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.