Westfield, MA demographics:
population, income, and more

Total population
40,378
-0.7% year-over-year change
Median household income
$87,753/yr
5.9% year-over-year change
Housing units
16,834
0.8% year-over-year change

Westfield population

How many people live in Westfield

Westfield is home to 40,378 residents, according to the most recent Census data. Gender-wise, 48.3% of Westfield locals are male, and 51.7% are female.

Total population
40,378
-0.7% year-over-year change
Gender ratio
Male
48.3%
19,509
Female
51.7%
20,869
Value Percent YoY change
Male 19,509 48.3% -0.4%
Female 20,869 51.7% -1.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Westfield is 40, with the population distributed as follows: about 14.2% are children under 15, then 17.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.9% of the population, while another 24.9% fall into the 45 to 64 bracket. Finally, around 18.7% are 65 or older.

Median age
39.9
Age breakdown
Under 15
14.2%
15 to 24
17.4%
25 to 44
24.9%
45 to 64
24.9%
Over 65
18.7%
Value Percent YoY change
Under 15 5,715 14.2% -9.7%
15 to 24 7,032 17.4% 3.2%
25 to 44 10,040 24.9% 2.0%
45 to 64 10,057 24.9% -0.5%
Over 65 7,534 18.7% -0.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Westfield, 87.7% of the population are US-born citizens, while 7.1% have gained naturalized citizenship. At the same time, 5.2% of residents are non-citizens. As for race, 84.9% of locals are Caucasian, 0.9% are African American and 3.1% have Asian roots. There’s also a share of 7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
87.7%
Non-U.S.-born citizens
7.1%
Non-citizens
5.2%
Value Percent YoY change
U.S.-born citizens 35,429 87.7% 1.4%
Non-U.S.-born citizens 2,863 7.1% -19.2%
Non-citizens 2,086 5.2% -5.3%
Racial breakdown
White
84.9%
Black or African American
0.9%
American Indian and Alaska Native
0.1%
Asian
3.1%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7%
Other
4%
Value Percent
White 34,287 84.9%
Black or African American 364 0.9%
American Indian and Alaska Native 48 0.1%
Asian 1,251 3.1%
Native Hawaiian and other Pacific Islander 10 0%
Two or more races 2,809 7%
Other 1,609 4%

Households in Westfield

A peek inside Westfield households

Westfield has 15,822 households, with an average of 2 members in each. Of these, 63.7% are families, while the remaining 36.3% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
15,822
0.9% year-over-year change
Average people per household
2
Non-family households
5,745
Family households
10,077
Value Percent YoY change
Non-family households 5,745 36.3% 3.1%
Family households 10,077 63.7% -0.2%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Westfield

The housing landscape of Westfield

Westfield's housing consists of 16,834 units, with 59.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 3.2% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 2.6% of the housing landscape.

Housing units
16,834
0.8% year-over-year change
Housing types
Value Percent
1 unit, detached 10,080 59.9%
1 unit, attached 538 3.2%
2 units 1,558 9.3%
3 or 4 units 1,527 9.1%
5 to 9 units 1,143 6.8%
10 to 19 units 475 2.8%
20 to 49 units 508 3%
50 or more units 569 3.4%
Mobile home 436 2.6%
Homes built since 2020
60
106.9% year-over-year change

The age of buildings in Westfield

In Westfield, the median construction year is 1964. About 24.2% of homes were built before the 1940s, with another 6.2% going up by 1949. Most development happened in the second half of the 20th century. Then, 6.4% of homes were added from 2000 to 2009, 2.7% between 2010 and 2019, and 0.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 4,078 24.2% -2.3%
Built between 1940 and 1949 1,048 6.2% -0.8%
Built between 1950 and 1959 2,392 14.2% 8.9%
Built between 1960 and 1969 2,091 12.4% 4.2%
Built between 1970 and 1979 2,503 14.9% -1.7%
Built between 1980 and 1989 1,875 11.1% 1.8%
Built between 1990 and 1999 1,257 7.5% 8.5%
Built between 2000 and 2009 1,071 6.4% -8.3%
Built between 2010 and 2019 459 2.7% -13.2%
Built in 2020 or later 60 0.4% 106.9%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Westfield occupancy rates

Out of the 15,822 occupied housing units in Westfield, 68.6% are owner-occupied, while 31.4% are lived in by tenants. Meanwhile, 6% of all homes on the local market sit vacant.

Occupied housing units
15,822
0.9% year-over-year change
Occupancy breakdown
Renter occupied
4,963
Owner occupied
10,859
Value Percent YoY
change
Renter occupied 4,963 31.4% -1.1%
Owner occupied 10,859 68.6% 1.9%
Unoccupied housing units
6.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Westfield housing costs

Housing costs in Westfield come to a median of $1,303 per month, while tenants specifically pay a median gross rent of $1,117.

Median housing costs per month
$1,303/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Westfield
$1,117/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Westfield

Westfield education at a glance

About 33.4% of the population in Westfield went to high school, while 23.5% pursued college studies. Another 11.2% earned an associate degree and 18.9% hold a bachelor’s. Meanwhile, 10.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 832 2.5% -5.5%
High school diploma 11,042 33.4% 3.6%
College diploma 7,780 23.5% -1.3%
Associate degree 3,719 11.2% -0.7%
Bachelor's degree 6,247 18.9% 0.2%
Graduate degree 3,434 10.4% 7.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Westfield

How much people earn in Westfield

The average annual household income in Westfield was $105,855 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.7% change from the previous year. At the same time, the median income stood at $87,753, reflecting a +5.9% shift over the same period.

Average household income in Westfield
$105,855/year
1.7% year-over-year change
Median household income in Westfield
$87,753/year
5.9% year-over-year change

Westfield income by age

In Westfield, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $97,921. Those with someone between 45 and 64 in charge, often well established professionally, earn $103,144 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $34,167, while those led by someone over 65, many of whom may be retired, have about $62,591 in earnings. Overall, 89.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $34,167 23.2%
25 - 44 $97,921 7.5%
45 - 64 $103,144 -0.0%
Over 65 $62,591 1.3%
Above poverty level
33,497
Below poverty level
4,026
Value Percent YoY
change
Above poverty level 33,497 89.3% -0.2%
Below poverty level 4,026 10.7% -3.6%

Average renter income in Westfield

To get a better sense of what renters earn on average in Westfield, their median household income was $45,475 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 29.5%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$45,475
Rent-to-income ratio
29.5%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Westfield

Workforce and job types in Westfield

The job market in Westfield is powered by 20,417 working residents, spread across a range of industries and roles. 75.2% of the working population are employed in professional or administrative positions, while 24.8% are in hands-on or service-based jobs. Also, 8.3% run their own businesses, 61.2% are employed by private companies, and 18.9% work in the public sector.

Workforce demographics

Working population
20,417
5.7% year-over-year change
White collar
15,358
Blue collar
5,059
Value Percent YoY change
White collar 15,358 75.2% 2.1%
Blue collar 5,059 24.8% 18.0%
Employer type
Self employees
8.3%
Private companies
61.2%
Governmental workers
18.9%
Not for profit companies
11.5%
Value Percent YoY change
Self employees 1,701 8.3% 12.2%
Private companies 12,501 61.2% 4.6%
Governmental workers 3,867 18.9% 8.5%
Not for profit companies 2,348 11.5% 2.2%
Unemployment rate
3.0%
-22.1% year-over-year change

Available workforce

The unemployment rate in Westfield stands at 3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Westfield

How people get around in Westfield

Commuting methods vary: 83.3% of residents travel by personal vehicle and 3.3% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 16,696 83.3% 2.6%
Taxicab 2 0% 100.0%
Bus or trolleybus 383 1.9% 15.4%
Ferryboat 45 0.2% 2.3%
Motorcycle 29 0.1% 45.0%
Bicycle 121 0.6% 105.1%
Walk 662 3.3% 13.8%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Westfield by zipcode?

Zipcode Population Number of households Median income Average income
01085 41,102 16,112 $88,728 $106,643

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FAQs about Westfield demographics 

What is the total population of Westfield?

Westfield has a total population of 40,378 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.7% compared to a year ago.

What is the gender ratio in Westfield?

The gender ratio in Westfield is as follows:
  • 48.3% males (19,509 residents)
  • 51.7% females (20,869 residents)

What is the median age in Westfield?

The median age in Westfield is 39.9.

What is the age distribution of the population in Westfield?

The age distribution in Westfield is as follows:
  • Under 15: 14.2% (5,715 residents)
  • Ages 15-24: 17.4% (7,032 residents)
  • Ages 25-44: 24.9% (10,040 residents)
  • Ages 45-64: 24.9% (10,057 residents)
  • Over 65: 18.7% (7,534 residents)

What is the racial and ethnic makeup of Westfield?

The racial and ethnic makeup of Westfield is as follows:
  • White: 84.9% (34,287 residents)
  • Black or African American: 0.9% (364 residents)
  • American Indian and Alaska Native: 0.1% (48 residents)
  • Asian: 3.1% (1,251 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (10 residents)
  • Two or More Races: 7% (2,809 residents)
  • Other: 4% (1,609 residents)

What percentage of the population in Westfield are U.S.-born citizens?

U.S.-born citizens represent 87.7% of the population in Westfield.

How many housing units are there in Westfield?

There are 16,834 housing units in Westfield, reflecting a +0.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Westfield and what is the average household size?

Westfield has a total of 15,822 households, with an average of 2 people in each.

What is the median household income in Westfield?

Westfield has a median household income of $87,753, representing a +5.9% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Westfield?

The employment rate is 97% in Westfield, with a workforce of 20,417 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 75.2% (15,358 residents)
  • Blue-collar workers: 24.8% (5,059 residents)

Places of employment:
  • Self-employed: 8.3% (1,701 residents)
  • Private companies: 61.2% (12,501 residents)
  • Governmental workers: 18.9% (3,867 residents)
  • Not-for-profit companies: 11.5% (2,348 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025