Westfield, Massachusetts Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Westfield, MA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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C
Income Below average
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C
Education Below average
Source: Map AI Methodology
Population
| Metric | Westfield | Massachusetts Avg | U.S. Average |
|---|---|---|---|
| Population | 40,378 | 7,031,620 | 337,468,954 |
| Population density (per sq mi) | 853.4 | 666.0 | 86.4 |
| Population growth (%/yr) | -0.34% | 0.53% | 0.59% |
| Median age | 38.8 | 39.0 | 37.3 |
| Households | 15,808 | 2,777,931 | 130,235,071 |
Population in Westfield declined by 2.4% from 2009 to 2024, reaching 40,378 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Westfield is Gen Z, aged 13–28, at 25.1% of residents. That is 3.6 points above Massachusetts as a whole.
- Gen Z 13–28 10,149 25.1% +3.6 pts
- Millennials 29–44 7,755 19.2% -2.7 pts
- Gen X 45–60 8,054 19.9% -1.2 pts
- Boomers 61–79 7,026 17.4% +0.1 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Massachusetts, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.6% of the people living in Westfield and men 48.4%.
- Women 51.6% Massachusetts 51.2%
- Men 48.4% Massachusetts 48.8%
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Economy
Westfield has a the economy index of C, which means it is somewhat prosperous.
| Metric | Westfield | Massachusetts Avg | U.S. Average |
|---|---|---|---|
| Median household income | $87,495 | $104,336 | $80,455 |
| Income growth (%/yr) | 4.22% | 4.91% | 4.80% |
| Unemployment rate | 3.0% | 5.1% | 5.2% |
The median household income in Westfield is about 16% lower than in Massachusetts.
Housing
| Metric | Westfield | Massachusetts Avg | U.S. Average |
|---|---|---|---|
| Median home price | $418,000 | $494,523 | $248,835 |
| Median rent | $1,116 | $1,761 | $1,407 |
| Homeownership rate | 68.6% | 62.5% | 65.2% |
The median home price in Westfield is about 31.2 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,116 per month for that long.
Commute Time & Mobility
Commuters in Westfield spend about 45 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 186 hours, about 7.7 full days, spent commuting.
| Metric | Westfield | Massachusetts Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.3 | 25.6 | 22.4 |
| Round-trip commute (min) | 44.6 | 51.1 | 44.8 |
| Yearly time spent (hours) | 186 | 213 | 187 |
| Estimated yearly cost | $5,766 | $6,603 | $5,790 |
| Work from home | 8.6% | 18.6% | 15.0% |
| Highway traffic (vehicles/day) | 14,309 | 14,741 | 8,813 |
| Local road traffic (vehicles/day) | 1,927 | 2,164 | 1,355 |
The average commute time in Westfield is 22 minutes, shorter than the 26 minutes in Massachusetts.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Westfield has a education index of C, which means it is somewhat educated.
| Metric | Westfield | Massachusetts Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 28.6% | 42.7% | 31.6% |
| Average household size | 2.38 | 2.44 | 2.53 |
Health
Westfield has a health index of A, which means it is very healthy.
| Metric | Westfield | Massachusetts Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.4 | 80.5 | 78.3 |
| Self-rated poor health | 10.8% | 11.8% | 16.3% |
| Smokers | 14.1% | 13.9% | 19.0% |
Westfield, MA Compared With Nearby Cities
Westfield, MA is the largest of the 4 cities compared here, 40,378 residents against a local median of 28,772. The measure that sets Westfield, MA apart most is median home price: $418,000, 86% above the local median of $225,000.
Median household income tells the same story from another angle: $87,495 against a local median of $68,973, 27% above it. The picture is mixed rather than uniform: median household income runs ahead of the neighbourhood while commute runs behind it, so Westfield, MA is trading one against the other rather than simply out-performing what surrounds it. The cities themselves spread $108,003 on median home price, so Westfield, MA sits at one end of an already wide local range rather than apart from it. Westfield, MA has the highest median home price of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Westfield, MA | 40,378 | $87,495 #1/4 | $418,000 #1/4 | 22.3 min #4/4 |
| West Springfield Town, MA | 28,772 | $68,973 | $225,000 | 17.8 min |
| Agawam Town, MA | 28,525 | $85,131 | $325,926 | 20.3 min |
| Holyoke, MA | 37,770 | $55,443 | $217,923 | 18.6 min |
Frequently Asked Questions
Common questions about Westfield, Massachusetts.
What is the population of Westfield, Massachusetts?
About 40,378 people live in Westfield, Massachusetts, in 15,808 households of 2.4 people on average. The median age is 38.8, close to the U.S. median of 37.3.
Is Westfield, Massachusetts mostly urban or rural?
Averaged over its land area, Westfield, Massachusetts has 853 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 9.9 times the U.S. average of 86.
How affordable is housing in Westfield, Massachusetts?
The median home costs 4.8 times the median household income ($418,000 against $87,495), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,116 a month takes about 15% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Westfield, Massachusetts?
Unemployment in Westfield, Massachusetts is only 3.0%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
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