Marlborough city, Massachusetts Demographics & Population 2026
As of 2026, Marlborough city, Massachusetts has a total population of 41,398, the 35th largest city in Massachusetts, with a median household income of $95,047, which is 6% lower than the state average. The poverty rate is 9.2%.
Marlborough city Quick Facts
How Marlborough city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 51 | National average: 60
Education
Educational Attainment (Adults 25+)
Marlborough city Rankings in Massachusetts
Explore Massachusetts Rankings
Other Cities in Middlesex County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Cambridge city | 117,794 | $126,469 | 12.4% | $1,040,500 |
| Lowell city | 114,799 | $76,205 | 16.0% | $395,100 |
| Newton city | 88,504 | $184,989 | 4.7% | $1,202,500 |
| Somerville city | 80,549 | $127,056 | 10.2% | $899,400 |
| Framingham city | 72,013 | $98,179 | 11.0% | $600,600 |
| Malden city | 65,509 | $95,298 | 13.3% | $607,500 |
| Waltham city | 64,723 | $116,560 | 8.6% | $705,700 |
| Medford city | 59,062 | $118,089 | 8.2% | $715,500 |
| Everett city | 49,236 | $79,658 | 15.4% | $605,200 |
| Woburn city | 41,205 | $107,754 | 7.8% | $641,800 |
Cities Similar to Marlborough city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Woburn city | 41,205 | $107,754 | $641,800 | 47.3% | 7.8% |
| Beverly city | 42,408 | $103,739 | $621,900 | 52.3% | 10.0% |
| Westfield city | 40,673 | $82,847 | $295,500 | 32.6% | 11.0% |
| Salem city | 44,241 | $85,137 | $497,400 | 49.6% | 13.7% |
| Attleboro city | 46,499 | $93,266 | $409,100 | 33.7% | 9.2% |
Population Overview
Marlborough city is a mid-sized community located in Massachusetts, within Middlesex County. The total population is 41,398. It ranks as the 35th most populous out of 248 cities and towns in Massachusetts.
Age Demographics
The median age in Marlborough city is 37.2 years. This is 7% lower than the state median of 40.0 years.
Economy, Income & Housing
The median household income in Marlborough city is $95,047. This is 6% lower than the state median of $101,341. Compared to the national median of $78,538, household income here is 21% higher. The poverty rate stands at 9.2%. This is 8% lower than the state poverty rate of 10.0%. The unemployment rate is 5.6%. This is 9% higher than the state rate of 5.1%. The median home value is $485,400. Housing costs are 8% lower than the state median of $525,800. The home-value-to-income ratio is 5.1x. 56.2% of occupied housing units are owner-occupied. This homeownership rate is 10% lower than the state average of 62.6%.
Race & Ethnicity
The largest racial or ethnic group in Marlborough city is White (non-Hispanic), making up 58.6% of the population. Hispanic or Latino residents account for 16.9%.
Education
40.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% lower than the state rate of 46.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.1%. Notably, 17.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Marlborough city, Massachusetts is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Massachusetts state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 248 Census-designated places in Massachusetts. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Marlborough city, Massachusetts?
Marlborough city, Massachusetts has a population of 41,398 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Marlborough city, MA?
The median household income in Marlborough city is $95,047, which is 21% higher the national median of $78,538.
What is the poverty rate in Marlborough city, MA?
The poverty rate in Marlborough city is 9.2%. This means approximately 3,769 residents live below the federal poverty line.
What is the racial makeup of Marlborough city, Massachusetts?
Marlborough city's population is 58.6% White, 3.5% Black, 16.9% Hispanic/Latino, and 4.9% Asian.
What is the median home value in Marlborough city, MA?
The median home value in Marlborough city is $485,400. The home-value-to-income ratio is 5.1x.
How educated is Marlborough city, Massachusetts?
40.6% of adults (25+) in Marlborough city hold a bachelor's degree or higher, and 17.1% hold a graduate or professional degree.