Waltham city, Massachusetts Demographics & Population 2026
As of 2026, Waltham city, Massachusetts has a total population of 64,723, the 17th largest city in Massachusetts, with a median household income of $116,560, which is 15% higher than the state average. The poverty rate is 8.6%.
Waltham city Quick Facts
How Waltham 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+)
Waltham 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 |
| Medford city | 59,062 | $118,089 | 8.2% | $715,500 |
| Everett city | 49,236 | $79,658 | 15.4% | $605,200 |
| Marlborough city | 41,398 | $95,047 | 9.2% | $485,400 |
| Woburn city | 41,205 | $107,754 | 7.8% | $641,800 |
Cities Similar to Waltham city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Medford city | 59,062 | $118,089 | $715,500 | 57.6% | 8.2% |
| Malden city | 65,509 | $95,298 | $607,500 | 44.9% | 13.3% |
| Brookline CDP | 62,822 | $140,631 | $1,233,100 | 85.0% | 9.8% |
| Haverhill city | 67,387 | $87,675 | $426,900 | 31.6% | 10.6% |
| Weymouth Town city | 57,786 | $100,077 | $516,200 | 43.0% | 7.7% |
Population Overview
Waltham city is a mid-sized community located in Massachusetts, within Middlesex County. The total population is 64,723. It ranks as the 17th most populous out of 248 cities and towns in Massachusetts.
Age Demographics
The median age in Waltham city is 35.1 years. This is 12% lower than the state median of 40.0 years. Only 13.4% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Waltham city is $116,560. This is 15% higher than the state median of $101,341. Compared to the national median of $78,538, household income here is 48% higher. The poverty rate stands at 8.6%. This is 14% lower than the state poverty rate of 10.0%. The unemployment rate is 3.5%. This is 31% lower than the state rate of 5.1%. The median home value is $705,700. Housing costs are 34% higher than the state median of $525,800. The home-value-to-income ratio of 6.1x suggests that housing affordability is a significant concern for many residents. 48.8% of occupied housing units are owner-occupied. This homeownership rate is 22% lower than the state average of 62.6%.
Race & Ethnicity
The largest racial or ethnic group in Waltham city is White (non-Hispanic), making up 58.1% of the population. Hispanic or Latino residents account for 18.2%. The Asian population is significantly higher than the state average (12.8% vs 7.0%).
Education
56.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 21% higher 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 92.6%. Notably, 27.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Waltham 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 Waltham city, Massachusetts?
Waltham city, Massachusetts has a population of 64,723 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Waltham city, MA?
The median household income in Waltham city is $116,560, which is 48% higher the national median of $78,538.
What is the poverty rate in Waltham city, MA?
The poverty rate in Waltham city is 8.6%. This means approximately 5,019 residents live below the federal poverty line.
What is the racial makeup of Waltham city, Massachusetts?
Waltham city's population is 58.1% White, 7.1% Black, 18.2% Hispanic/Latino, and 12.8% Asian.
What is the median home value in Waltham city, MA?
The median home value in Waltham city is $705,700. The home-value-to-income ratio is 6.1x.
How educated is Waltham city, Massachusetts?
56.4% of adults (25+) in Waltham city hold a bachelor's degree or higher, and 27.4% hold a graduate or professional degree.