02452 ZIP Code — Waltham, MA

Middlesex County, Massachusetts

ZIP code 02452 is located in Waltham, Massachusetts, within Middlesex County. It covers approximately 3.81 square miles and serves a population of 15,830 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 781/617/339/978.

About ZIP code 02452

The housing stock consists of a mix of housing types. Most homes were built in the 1950s, giving the area an established character. Median home value is $726,100. Owner-occupancy sits near the national average at 52%.

Median household income is $106,674. 32% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.

Educational attainment is high — 54% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 02452 reflects a community defined by a highly educated population and a significant Social Security-dependent population.

15,830

population

3.81

sq mi land

PO Box

ZIP type

Eastern (ET)

timezone

02452 ZIP code map

Cities in ZIP code 02452

Below are the cities the US Postal Service accepts for ZIP code 02452. Using any city not on this list may result in mail delivery delays.

City	Status
Waltham	Acceptable

Demographics updated 05/2026

Population
Total population	15,830
Population density	4,155 / sq mi
State FIPS	25
County FIPS	017

Geography
Land area	3.81 sq mi
Water area	0.03 sq mi
Latitude	42.3948
Longitude	-71.2169
Timezone	Eastern (ET)
Area code	781/617/339/978

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.6%	23.8%	31.3%
$50k – $100k	24.6%	23.1%	25.9%
$100k – $200k	34.1%	32.1%	28.5%
Over $200k	15.8%	20.9%	14.3%

Demographics & statistics

15,830

Population

4,155

People per sq mi

31.8

Median age

$106,674

Median household income

$46,780

Per capita income

$726,100

Median home value

$2,229

Median monthly rent

52.0%

Home ownership

11.3%

Poverty rate

2.8%

Unemployment

3,114

Housing units

53.7%

Bachelor's or higher

Age distribution

Male Female

393

Under 5

459

239

5–9

279

226

10–14

263

981

15–19

1,144

1,283

20–24

1,496

924

25–34

1,077

816

35–44

952

462

45–54

538

388

55–59

452

397

60–64

462

681

65–74

793

370

75–84

432

149

85+

174

← Male

Female →

Age summary

Group	Count	%
Under 18	2,168	13.7%
18 and over	13,662	86.3%
65 and over	2,599	16.4%
Median age	31.8 years

Race & ethnicity

White 62%

Asian 12.3%

Black or African American 10%

Hispanic or Latino 6.4%

Two or more races 5.4%

Other race 3.6%

Native Hawaiian / Pacific Islander 0.2%

American Indian / Alaska Native 0.1%

Group	Count	%
White	10,492	62%
Asian	2,074	12.3%
Black or African American	1,693	10%
Hispanic or Latino	1,085	6.4%
Two or more races	913	5.4%
Other race	614	3.6%
Native Hawaiian / Pacific Islander	32	0.2%
American Indian / Alaska Native	12	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.6%	23.8%	31.3%
$50k – $100k	24.6%	23.1%	25.9%
$100k – $200k	34.1%	32.1%	28.5%
Over $200k	15.8%	20.9%	14.3%

Under $10k 3.1%

$10k–$15k 4.2%

$15k–$25k 3.2%

$25k–$35k 8.7%

$35k–$50k 9.2%

$50k–$75k 10.3%

$75k–$100k 9.4%

$100k–$150k 20.6%

$150k–$200k 12.3%

$200k+ 19.0%

Range	% of households
Under $10k	3.1%
$10k–$15k	4.2%
$15k–$25k	3.2%
$25k–$35k	8.7%
$35k–$50k	9.2%
$50k–$75k	10.3%
$75k–$100k	9.4%
$100k–$150k	20.6%
$150k–$200k	12.3%
$200k+	19.0%
Median income	$106,674

Housing

Home values

Under $50k 0.6%

$100k–$150k 0.6%

$200k–$300k 2.2%

$300k–$500k 14.1%

$500k–$1M 72.3%

$1M+ 10.2%

Housing overview

Metric	Value
Median home value	$726,100
Median rent / month	$2,229
Owner occupied	52.0%
Renter occupied	48.0%
Vacant	4.3%
Single-family detached	32.3%
Large apartment buildings	12.7%
Mobile homes	0.3%
Median rooms	4.6
Avg household size (owned)	2.15

Year built

Era	%
2020 or later	0.3%
2010–2019	3.0%
2000–2009	10.4%
1990–1999	10.3%
1980–1989	9.1%
1970–1979	15.0%
1960–1969	14.1%
1950–1959	21.2%
1940–1949	3.4%
1939 or earlier	13.2%

Bedrooms

Size	% of units
No bedroom (studio)	2.5%
1 bedroom	18.0%
2 bedrooms	41.4%
3 bedrooms	27.1%
4 bedrooms	8.1%
5+ bedrooms	3.0%

Vehicles per household

Vehicles	% of households
No vehicle	6.3%
1 vehicle	39.7%
2 vehicles	44.6%
3 or more	9.4%

Heating fuel

Fuel type	%
Utility gas	46.5%
Electricity	28.6%
Propane / LP gas	2.1%
Fuel oil	21.2%
No fuel used	0.9%

Households & families

Household type	Count	%
Married-couple family	1,974	35.8%
Cohabiting couple	524	9.5%
Male householder, no spouse	973	17.7%
Female householder, no spouse	2,036	37.0%
Households with children under 18	1,138	20.7%
Households with seniors (65+)	1,901	34.5%
Average household size	2.18

Marital status

Status	Male	Female
Never married	55.3%	52.2%
Married	36.4%	30.3%
Separated	0.5%	1.4%
Widowed	2.1%	8.3%
Divorced	5.7%	7.8%

Education

Less than 9th grade 2.8%

Some HS, no diploma 2.5%

HS graduate 20.7%

Some college, no degree 15.2%

Associate's degree 5.1%

Bachelor's degree 28.9%

Graduate / professional 24.8%

Metric	%
HS diploma or higher	94.6%
Bachelor's or higher	53.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	81	1.4%
Kindergarten	126	2.2%
Elementary school	832	14.3%
High school	385	6.6%
College / grad school	4,397	75.5%

Employment

Industry of employment

Education & healthcare 29.8%

Professional & management 15.8%

Manufacturing 13.8%

Retail trade 7.7%

Finance & real estate 6.5%

Other services 6.4%

Arts, food & hospitality 6.1%

Construction 4.7%

Wholesale trade 3.2%

Transportation & utilities 2.1%

Public administration 2.0%

Information 1.7%

Occupation

Category	%
Management, business & arts	57.8%
Service	17.2%
Sales & office	15.0%
Natural resources & construction	4.3%
Production & transportation	5.8%

Employment type

Type	%
Private sector	85.9%
Government	7.9%
Self-employed	5.8%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	50.6%
Carpool	16.6%
Public transit	4.2%
Walk	9.1%
Work from home	18.5%
Other means	1.0%
Avg commute (minutes)	24.3

Poverty

All people 11.3%

Under 18 years 13.2%

18 and over 10.9%

Married-couple families 3.3%

Female-led households 13.6%

Income support

Source	% of households
Social Security	32.2%
Retirement income	23.0%
Supplemental Security	3.6%
Cash public assistance	2.9%
Food stamps / SNAP	6.2%

Health indicators

Condition	%
Obesity	19.7%
High blood pressure	23.0%
High cholesterol	25.0%
Diabetes	6.4%
Heart disease	4.3%
Stroke	2.0%
Asthma	10.2%
Arthritis	17.6%
Kidney disease	2.2%
Pulmonary disease	4.1%
Cancer	5.5%

Behavior / access	%
Smoking	9.6%
Binge drinking	17.8%
No physical activity	16.0%
Less than 7 hrs sleep	28.3%
Depression	18.4%
Fair or poor health	8.4%
Poor mental health	14.1%
Poor physical health	6.8%
No health insurance	6.0%
Visited doctor (checkup)	74.7%
Visited dentist	73.7%
Cholesterol screening	87.2%
Teeth loss	10.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	378	2.8%

Disability	%
Any disability	8.6%
Under 18	1.4%
18–64 years	6.5%
65 and over	24.2%

Health insurance coverage

Type	%
Private insurance	78.7%
Public insurance	32.0%
No insurance	3.0%
Uninsured under 19	3.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	14,978	94.6%
Spanish	1,081	7.2%
Other Indo-European	204	1.4%
Asian & Pacific Islander	483	3.2%
Other languages	266	1.8%

Place of birth & citizenship

Origin	Count	%
Native born (US)	11,557	73.0%
Born in same state	11,227	70.9%
Born in different state	7,683	48.5%
Foreign born	330	2.1%
Naturalized citizen	4,273	27.0%
Not a US citizen	2,170	50.8%

Ancestry

Ancestry	Count	%
Italian	2,266	14.3%
French	907	5.7%
German	493	3.1%
Arab	354	2.2%
Irish	121	0.8%

Ancestry	Count	%
Polish	86	0.5%
English	52	0.3%
Norwegian	36	0.2%
Dutch	13	0.1%

Technology access

Metric	% of households
Computer access	34.8%
Internet access	96.3%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 02452

What city is ZIP code 02452 in?

ZIP code 02452 is primarily assigned to Waltham, Massachusetts.

What county is ZIP code 02452 in?

ZIP code 02452 falls within Middlesex County, Massachusetts.

How educated is the population of ZIP code 02452?

54% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 02452?

The median home value in ZIP code 02452 is $726,100.

What is the median household income in ZIP code 02452?

The median household income in ZIP code 02452 is $106,674, above the national median of ~$75,000.

What is the population of ZIP code 02452?

ZIP code 02452 has an estimated population of 15,830 residents, with a density of 4,152 people per square mile.

What timezone is ZIP code 02452 in?

ZIP code 02452 observes the EST timezone.