Westford, MA demographics:
population, income, and more

Total population
24,690
0.4% year-over-year change
Median household income
$187,198/yr
3.1% year-over-year change
Housing units
9,241
0.7% year-over-year change

Westford population

How many people live in Westford

Westford is home to 24,690 residents, according to the most recent Census data. Gender-wise, 50.1% of Westford locals are male, and 49.9% are female.

Total population
24,690
0.4% year-over-year change
Gender ratio
Male
50.1%
12,380
Female
49.9%
12,310
Value Percent YoY change
Male 12,380 50.1% 0.1%
Female 12,310 49.9% 0.8%
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 Westford is 43, with the population distributed as follows: about 20.6% are children under 15, then 11.3% are in the 15 to 24 age group. Adults between 25 and 44 make up 21.4% of the population, while another 32.1% fall into the 45 to 64 bracket. Finally, around 14.6% are 65 or older.

Median age
42.8
Age breakdown
Under 15
20.6%
15 to 24
11.3%
25 to 44
21.4%
45 to 64
32.1%
Over 65
14.6%
Value Percent YoY change
Under 15 5,091 20.6% 3.2%
15 to 24 2,794 11.3% -8.7%
25 to 44 5,272 21.4% 4.6%
45 to 64 7,925 32.1% -1.5%
Over 65 3,608 14.6% 2.9%
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 Westford, 78% of the population are US-born citizens, while 13.7% have gained naturalized citizenship. At the same time, 8.3% of residents are non-citizens. As for race, 70.6% of locals are Caucasian, 0.3% are African American and 21.7% have Asian roots. There’s also a share of 4.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
78%
Non-U.S.-born citizens
13.7%
Non-citizens
8.3%
Value Percent YoY change
U.S.-born citizens 19,270 78% 0.3%
Non-U.S.-born citizens 3,381 13.7% -4.8%
Non-citizens 2,039 8.3% 12.2%
Racial breakdown
White
70.6%
Black or African American
0.3%
American Indian and Alaska Native
0%
Asian
21.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
4.3%
Other
3%
Value Percent
White 17,424 70.6%
Black or African American 81 0.3%
Asian 5,365 21.7%
Two or more races 1,070 4.3%
Other 750 3%

Households in Westford

A peek inside Westford households

Westford has 8,795 households, with an average of 3 members in each. Of these, 81.7% are families, while the remaining 18.3% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
8,795
-0.2% year-over-year change
Average people per household
3
Non-family households
1,607
Family households
7,188
Value Percent YoY change
Non-family households 1,607 18.3% -3.5%
Family households 7,188 81.7% 0.6%
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 Westford

The housing landscape of Westford

Westford's housing consists of 9,241 units, with 79.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 7.9% and offer a more compact, shared living style.

Housing units
9,241
0.7% year-over-year change
Housing types
Value Percent
1 unit, detached 7,317 79.2%
1 unit, attached 728 7.9%
2 units 161 1.7%
3 or 4 units 74 0.8%
5 to 9 units 205 2.2%
10 to 19 units 98 1.1%
20 to 49 units 354 3.8%
50 or more units 299 3.2%
Mobile home 5 0%
Homes built since 2020
122
25.8% year-over-year change

The age of buildings in Westford

In Westford, the median construction year is 1983. About 15.8% of homes were built before the 1940s, with another 0.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 10.6% of homes were added from 2000 to 2009, 9.3% between 2010 and 2019, and 1.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,464 15.8% 7.7%
Built between 1940 and 1949 79 0.8% -44.4%
Built between 1950 and 1959 772 8.4% -12.0%
Built between 1960 and 1969 967 10.5% -1.0%
Built between 1970 and 1979 891 9.6% -0.1%
Built between 1980 and 1989 1,355 14.7% 7.4%
Built between 1990 and 1999 1,752 19% -5.2%
Built between 2000 and 2009 981 10.6% 9.8%
Built between 2010 and 2019 858 9.3% 3.1%
Built in 2020 or later 122 1.3% 25.8%
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.

Westford occupancy rates

Out of the 8,795 occupied housing units in Westford, 85.9% are owner-occupied, while 14.1% are lived in by tenants. Meanwhile, 4.8% of all homes on the local market sit vacant.

Occupied housing units
8,795
-0.2% year-over-year change
Occupancy breakdown
Renter occupied
1,238
Owner occupied
7,557
Value Percent YoY
change
Renter occupied 1,238 14.1% 21.7%
Owner occupied 7,557 85.9% -3.1%
Unoccupied housing units
4.8%
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.

Westford housing costs

Housing costs in Westford come to a median of $2,854 per month, while tenants specifically pay a median gross rent of $2,436.

Median housing costs per month
$2,854/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 Westford
$2,436/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 Westford

Westford education at a glance

About 15.2% of the population in Westford went to high school, while 8.3% pursued college studies. Another 5.6% earned an associate degree and 33.5% hold a bachelor’s. Meanwhile, 36.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 200 1.1% 100.0%
High school diploma 2,782 15.2% 1.8%
College diploma 1,532 8.3% -11.7%
Associate degree 1,036 5.6% -7.8%
Bachelor's degree 6,160 33.5% -0.6%
Graduate degree 6,658 36.2% 5.6%
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 Westford

How much people earn in Westford

The average annual household income in Westford was $217,485 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.6% change from the previous year. At the same time, the median income stood at $187,198, reflecting a +3.1% shift over the same period.

Average household income in Westford
$217,485/year
6.6% year-over-year change
Median household income in Westford
$187,198/year
3.1% year-over-year change

Westford income by age

In Westford, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $206,512. Those with someone between 45 and 64 in charge, often well established professionally, earn $216,875 overall. Overall, 96.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $206,512 10.8%
45 - 64 $216,875 4.2%
Over 65 $116,215 2.4%
Above poverty level
23,510
Below poverty level
797
Value Percent YoY
change
Above poverty level 23,510 96.7% -1.0%
Below poverty level 797 3.3% 38.1%

Employment in Westford

Workforce and job types in Westford

92.2% of the working population are employed in professional or administrative positions, while 7.8% are in hands-on or service-based jobs. Also, 10.2% run their own businesses, 68.4% are employed by private companies, and 11.3% work in the public sector.

Workforce demographics

White collar
11,899
Blue collar
1,000
Value Percent YoY change
White collar 11,899 92.2% -0.7%
Blue collar 1,000 7.8% -6.3%
Employer type
Self employees
10.2%
Private companies
68.4%
Governmental workers
11.3%
Not for profit companies
10.2%
Value Percent YoY change
Self employees 1,315 10.2% -5.9%
Private companies 8,821 68.4% -0.8%
Governmental workers 1,454 11.3% 0.8%
Not for profit companies 1,309 10.2% -0.1%

Transportation in Westford

How people get around in Westford

Commuting methods vary: 97.2% of residents travel by personal vehicle and 1.4% 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 8,969 97.2% -4.9%
Taxicab 8 0.1% 33.3%
Bus or trolleybus 35 0.4% -44.4%
Railroad 92 1% -30.8%
Walk 128 1.4% 75.3%
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 Westford by zipcode?

Zipcode Population Number of households Median income Average income
01886 24,690 8,795 $187,198 $217,485

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FAQs about Westford demographics 

What is the total population of Westford?

Westford has a total population of 24,690 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 +0.4% compared to a year ago.

What is the gender ratio in Westford?

The gender ratio in Westford is as follows:
  • 50.1% males (12,380 residents)
  • 49.9% females (12,310 residents)

What is the median age in Westford?

The median age in Westford is 42.8.

What is the age distribution of the population in Westford?

The age distribution in Westford is as follows:
  • Under 15: 20.6% (5,091 residents)
  • Ages 15-24: 11.3% (2,794 residents)
  • Ages 25-44: 21.4% (5,272 residents)
  • Ages 45-64: 32.1% (7,925 residents)
  • Over 65: 14.6% (3,608 residents)

What is the racial and ethnic makeup of Westford?

The racial and ethnic makeup of Westford is as follows:
  • White: 70.6% (17,424 residents)
  • Black or African American: 0.3% (81 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 21.7% (5,365 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 4.3% (1,070 residents)
  • Other: 3% (750 residents)

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

U.S.-born citizens represent 78% of the population in Westford.

How many housing units are there in Westford?

There are 9,241 housing units in Westford, reflecting a +0.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Westford has a total of 8,795 households, with an average of 3 people in each.

What is the median household income in Westford?

Westford has a median household income of $187,198, representing a +3.1% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Westford?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 92.2% (11,899 residents)
  • Blue-collar workers: 7.8% (1,000 residents)

Places of employment:
  • Self-employed: 10.2% (1,315 residents)
  • Private companies: 68.4% (8,821 residents)
  • Governmental workers: 11.3% (1,454 residents)
  • Not-for-profit companies: 10.2% (1,309 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