Billerica, MA

Town in MA, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

42,003

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

43.3

years ∙ half population younger than 43.3, half older

Diversity Index

40.4%

chance two random people differ in race and ethnicity

Nativity

15.8%

foreign-born population

84.2%Native

15.8% Foreign-born

Geographic Context

Location, size, and surroundings

About

Billerica is a town in Middlesex County, Massachusetts, United States.

Location

Town in MA, US

Co-ordinates

DEC42.559674° N, 71.260948° W

DMS42° 33′ 34.83″ N, 71° 15′ 39.41″ W

Population Density & area

1,641/sq mi (634.5/km²)

Total Area

26.3 sq mi (68.1 km²)

Land Area

25.6 sq mi (66.2 km²) · 97.2%

Water Area

0.7 sq mi (1.9 km²) · 2.8%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

51.2% male

Male 51.2%

Female 48.8%

males per 100 females

Billerica 104.8

Massachusetts 95.6

United States 98

Nativity

15.8%

foreign-born population

84.2%Native

15.8% Foreign-born

% Foreign-born

Billerica 15.8%

Massachusetts 18%

United States 14.1%

Age Distribution

How the population is spread across age groups

Median Age

43.3

years ∙ half population younger than 43.3, half older

Billerica

43.3

Massachusetts

United States

38.9

Dependency ratio

56.1

dependents per 100 working-age adults

Billerica 56.1

Massachusetts 59.3

United States 64.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Billerica	Massachusetts	United States
Age Group
Children (Under 18)	18%	19.4%	22%
Working age (18-64)	64%	62.7%	60.8%
Senior (65+)	18%	17.9%	17.2%
Dependency ratio
Total dependency ratio	56.1	59.3	64.4
Child dependency ratio	28	30.9	36.1
Old-age dependency ratio	28.1	28.5	28.3

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

76.2%

Black

2.9%

Asian

9.4%

Hispanic

6.1%

Other

5.4%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

40.4%

chance two random people differ in race and ethnicity

Billerica 40.4%

Massachusetts 52.7%

United States 61.4%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Billerica population

	Billerica	Massachusetts	United States
Hispanic or Latino	6.1%	13.3%	19.3%
Mexican	0.3%	0.8%	11.3%
Puerto Rican	1.5%	4.6%	1.8%
Cuban	0%	0.2%	0.8%
Other Hispanic / Latino	4.2%	7.7%	5.5%
Not Hispanic or Latino	93.9%	86.7%	80.7%
One race	89%	81.6%	76.4%
White	76.2%	66.6%	57.4%
Black or African American	2.9%	6.4%	11.9%
American Indian and Alaska Native	0%	0.1%	0.5%
Asian	9.4%	7.3%	5.9%
Native Hawaiian and Other Pacific Islander	0%	0%	0.2%
Some Other Race	0.5%	1.2%	0.6%
Two or more races (Multiracial)	4.9%	5.1%	4.3%

Household & Families Composition

Household size, type, and family structure

Household structure

72.6% family

Family 72.6%

Non family 27.4%

% family households

Billerica 72.6%

Massachusetts 62.4%

United States 64.2%

Average household size

2.64

persons per household

Billerica

2.64

Massachusetts

2.44

United States

2.53

Household & Family COMPOSITION

Households

Percentage of Billerica population

	Billerica	Massachusetts	United States
Total households	15,502	2,785,042	129,227,496
Average houshold size	2.64	2.44	2.53
Family households	11,254	1,737,385	82,990,528
Average family size	3.01	3.04	3.14
Married couple family	8,558	1,277,065	60,637,388
Other families	2,696	460,320	22,353,140
Male householder	1,218	130,288	6,572,819
Female householder	1,478	330,032	15,780,321
Non-family households	4,248	1,047,657	46,236,968
One-person households	2,711	800,741	37,140,836
Male householder	1,275	340,400	16,871,444
Senior (65+) living alone	513	114,936	5,225,110
Female householder	1,436	460,341	20,269,392
Senior (65+) living alone	839	237,454	10,089,070
Other living arrangements	1,537	246,916	9,096,132

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

15,632

housing units

Billerica 15,632

Massachusetts 3,030,406

United States 143,775,355

Occupancy status

99.2% occupied

Occupied 99.2%

Vacant 0.8%

vacancy rate

Billerica 0.8%

Massachusetts 8.1%

United States 10.1%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

79.1%

Single family houses

79.1%

Apartments in multi-unit structures

20.3%

Mobile homes

0.5%

Boat, RV, van, etc

Median Year Built

1973

Half of houses were built before 1973, and half after.

Historic ∙ 1939 or earlier

10.2%

Postwar & mid-century ∙ 1940 - 1969

34%

Late 20th century ∙ 1970 - 1999

36.2%

Modern ∙ 2000 or later

19.5%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Billerica	Massachusetts	United States
Rooms per unit
Median rooms	6.4	5.5	5.5
1–3 rooms	9.1%	17%	15.1%
4–6 rooms	42.9%	49.5%	51.6%
7+ rooms	47.9%	33.4%	33.4%
Bedrooms
No bedroom / studio	0.7%	3%	2.9%
1 bedroom	6.9%	13.7%	10.9%
2 bedrooms	22.7%	27.7%	25%
3 bedrooms	45.8%	34.3%	38.7%
4+ bedrooms	23.9%	21.3%	22.4%
At a glance
Median year built	1973	1964	1981
Total housing units	15,632	3,030,406	143,775,355

Occupancy Profile

Who is inside and how they use it

Homeownership

79.4% owners

Renter-occupied 20.6%

Owner-occupied 79.4%

homeownership rate

Billerica 79.4%

Massachusetts 62.5%

United States 65.2%

Average household size

2.77

Owner-occupied

2.13

Renter-occupied

owner-occupied average size

Billerica 2.77

Massachusetts 2.62

United States 2.64

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Billerica	Massachusetts	United States
Total occupied units	15,502	2,785,042	129,227,496
Year moved in
2020 or later	19.4%	22.5%	24.8%
2010 to 2019	29%	38.6%	39.6%
2000 to 2009	16%	16.1%	16.4%
1999 or earlier	35.7%	22.9%	19.1%
Occupants per room
1.00 or fewer	98.6%	97.7%	96.6%
1.01 to 1.50	1.1%	1.5%	2.2%
1.51 or more	0.3%	0.8%	1.2%
Vehicles availability
No vehicles	4.2%	11.7%	8.4%
1 vehicle	24.4%	36.1%	33.1%
2 vehicles	44.5%	35.7%	36.6%
3 or more vehicles	27%	16.5%	21.9%
House heating fuel used
Gas	74.8%	56.1%	51.4%
Electricity	7.7%	18.6%	41.3%
Solar	0.5%	0.2%	0.3%
Fuel oil, kerosene etc	15.8%	22.4%	3.9%
All other fuels	1.1%	1.9%	2%
No fuel used	0.1%	0.7%	1.2%
Selected characteristics
Lacking complete plumbing	0.3%	0.4%	0.4%
Lacking complete kitchen	1.2%	0.8%	0.8%
No telephone service available	0.2%	0.7%	0.9%

Housing Value

What owner-occupied units are worth

Median home value

$612,000

owner-occupied units

Median value(USD)

Billerica

$612,000

Massachusetts

$562,100

United States

$332,700

Housing Cost Burden

27.5%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

27.5%

Owners without a mortgage

15.4%

Renters

42.3%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Billerica	Massachusetts	United States
Property value
Median Value	$612,000	$562,100	$332,700
Under $100,000	2.6%	2.9%	11.4%
$100,000 - $200,000	1.3%	3.1%	15.8%
$200,000 - $300,000	1.5%	8.5%	17.8%
$300,000 - $500,000	22.8%	28.7%	26.9%
$500,000 - $1,000,000	67.2%	43.2%	20.9%
$1,000,000 and more	4.6%	13.7%	7.1%
Owner-occupied households
With a mortgage	66.9%	66.4%	60.6%
Without a mortgage	33.1%	33.6%	39.4%
Median monthly owner costs
With a mortgage	$2,763	$2,726	$1,963
Without a mortgage	$982	$1,043	$638
Gross rent
Median rent	$2,282	$1,762	$1,413

Education Profile

How educated is the community and how education pays off

Adults with a college degree

40%

of adults 25+ with a bachelor's degree or higher

Billerica 40%

Massachusetts 47.3%

United States 35.7%

Adults without a high school diploma

6.2%

of adults (25+) without a high school diploma

Billerica 6.2%

Massachusetts 8.6%

United States 10.4%

School Enrollment

Who is enrolled in school and at what level

School enrollment

8,962

population (age 3+) enrolled in school

Nursery / Preschool

7.8%

K–12

64.8%

College / Undergraduate

17.6%

Graduate / Professional

9.7%

College-going rate (18-24 yr olds)

44.5%

of 18-24-year-olds in college or graduate school

Billerica

44.5%

Massachusetts

50.5%

United States

40.9%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Billerica	Massachusetts	United States
Total enrolled (age 3+)	8,962	1,677,525	80,089,790
Nursery / preschool	7.8%	6%	5.7%
K–12	64.8%	60.9%	67.6%
Kindergarten	5.2%	4.4%	5%
Elementary: Grades 1–4	17%	17.3%	19.8%
Elementary: Grades 5–8	18.5%	18.7%	21%
High School: Grades 9–12	24%	20.4%	21.7%
College or graduate school	27.4%	33.2%	26.7%
College, undergraduate	17.6%	24.3%	21%
Graduate, professional school	9.7%	8.9%	5.8%
College-going rate · 18-24 yr olds	44.5%	50.5%	40.9%
School type
Public school	75.8%	71.9%	82%
Private school	24.2%	28.1%	18%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

31,065

population 25 years and over

Total adults (25+)

Less than 9th grade

2.1%

9th-12th, no diploma

4.1%

HS graduate

26.4%

Some college no degree

17.5%

Associates degree

9.8%

Bachelors degree

25.8%

Graduate or professional degree

14.2%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

61.4% · 38.6%

9th-12th, no diploma

55.9% · 44.1%

HS graduate

56.8% · 43.2%

Some college no degree

51.6% · 48.4%

Associates degree

40.9% · 59.1%

Bachelors degree

48.2% · 51.8%

Graduate or professional degree

45.4% · 54.6%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Billerica	Massachusetts	United States
Population (25+)	31,065	4,987,302	230,807,303
Less than 9th grade	2.1%	4.3%	4.7%
9th–12th, no diploma	4.1%	4.3%	5.7%
High school diploma or GED	26.4%	22.6%	26%
Some college, no degree	17.5%	14.1%	19.1%
Associate's degree	9.8%	7.5%	8.8%
Bachelor's degree or higher	40%	47.3%	35.7%
Bachelor's degree	25.8%	25.5%	21.6%
Graduate or professional	14.2%	21.8%	14.1%
High School or higher	93.8%	91.4%	89.6%

Earnings by education level

percentage as applicable

Median Earnings

$75,601

Median earnings for adults 25+, by level

Less than HS graduate

$44,691

HS graduate

$57,327

Some college or associates

$59,602

Bachelors degree

$91,421

Graduate or professional degree

$117,520

Poverty Rate

2.4%

for ages 25+, with bachelors degree or higher

Less than HS graduate

15.4%

HS graduate

8.7%

Some college or associates

5.3%

Bachelors degree or higher

2.4%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Billerica	Massachusetts	United States
Median earnings
Population 25+, with earnings	$75,601	$66,782	$52,696
Less than high school graduate	$44,691	$36,200	$32,485
High school graduate (includes equivalency)	$57,327	$46,175	$40,153
Some college or associate's degree	$59,602	$52,923	$47,260
Bachelor's degree	$91,421	$81,726	$70,044
Graduate or professional degree	$117,520	$102,561	$90,720
Poverty rates
Less than high school graduate	15.4%	25.1%	24.2%
High school graduate (includes equivalency)	8.7%	12.9%	14.4%
Some college or associate's degree	5.3%	9.3%	9.8%
Bachelor's degree or higher	2.4%	4.1%	4.5%

Insights for Billerica, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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