Watertown Town, Massachusetts Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Watertown Town, Massachusetts is 35,270 as of the 2023 American Community Survey, making it the 42nd-largest city in Massachusetts. The median household income is $123,422, the median home value is $737,600, and the median age is 38.8.
The population has grown 12.0% since 2010 (32,080 → 35,939).
35,270
Population
-
People / sq mi
$123,422
Median Income
$737,600
Median Home Value
About Watertown Town, MA
Watertown Town is a city in Massachusetts with a population of 35,270. It ranks #42 among cities in Massachusetts by population. The median age is 38.8, in line with the national median. The population is 46.8% male and 53.2% female.
The median household income in Watertown Town is $123,422, above the US median of $74,580. 2.6% of residents live below the federal poverty level. Home values sit at a median of $737,600, with monthly rent averaging $2,357. The homeownership rate of 48.8% is lower than the national rate of 64.8%.
Educational attainment in Watertown Town reflects 67.2% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 26.6% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 26.2 minutes each way.
Watertown Town city Population History (2010-2019)
The city of Watertown Town city had a population of 32,080 in 2010 and 35,939 in 2019, a 12.0% growth over 9 years. The peak was 35,939 in 2019. Average annual growth rate: 1.28%.
35,939
Population (2019)
32,080
Population (2010)
35,939
Peak (2019)
1.28%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 32,080 |
| 2011 | 32,357 |
| 2012 | 33,050 |
| 2013 | 33,238 |
| 2014 | 34,308 |
| 2015 | 34,385 |
| 2016 | 35,141 |
| 2017 | 35,741 |
| 2018 | 35,846 |
| 2019 | 35,939 |
Race & Ethnicity
| White | 71.1% |
| Black or African American | 4.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
| Two or More Races | 0.0% |
Economy & Income
$123,422
Median Household Income
$72,891
Per Capita Income
2.6%
Poverty Rate
4.0%
Unemployment Rate
Housing
$737,600
Median Home Value
$2,357
Median Rent
48.8%
Owner-Occupied
Education
95.2%
High School+
67.2%
Bachelor's+
Commute
8.2%
Drive Alone
49.2%
Public Transit
26.6%
Work From Home
26.2 min
Avg Commute
Community Profile
25.7%
Foreign Born
68.8%
Non-English at Home
3.4%
Veterans
10.8%
With Disability
98.9%
Health Insurance
96.7%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 30.8% |
| Finance, Insurance & Real Estate | 22.2% |
| Manufacturing | 7.6% |
| Education, Health Care & Social Services | 6.8% |
| Information | 5.5% |
| Arts, Entertainment & Food Services | 5.0% |
| Construction | 4.8% |
| Transportation & Warehousing | 3.3% |
| Public Administration | 3.0% |
| Retail Trade | 2.8% |
| Agriculture & Mining | 0.2% |
Largest cities in Massachusetts
Largest counties in Massachusetts
Part of Massachusetts
Metro areas in Massachusetts
City rankings
Frequently Asked Questions
Watertown Town, Massachusetts has a population of 35,270 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 42nd-largest city in Massachusetts.
The median household income in Watertown Town, Massachusetts is $123,422, with 2.6% of residents living below the federal poverty level.
The median home value in Watertown Town, Massachusetts is $737,600, with median monthly rent at $2,357 and a homeownership rate of 48.8%.
The median age in Watertown Town, Massachusetts is 38.8 years. The population is 46.8% male and 53.2% female.
The population has grown 12.0% since 2010 (32,080 → 35,939).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.