01503 ZIP Code — Berlin, MA

Worcester County, Massachusetts

ZIP code 01503 is located in Berlin, Massachusetts, within Worcester County. It covers approximately 12.97 square miles and serves a population of 3,514 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 978.

About ZIP code 01503

The housing stock consists of a mix of housing types. Most homes were built in the 2000s, giving the area an established character. Median home value is $570,300. Owner-occupancy is high at 82%, well above the national average.

The gap between median ($123,077) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 5% is below the national average. 36% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. An above-average commute of 36 minutes suggests many residents work outside the immediate area. Remote work is prevalent — 23% of workers work from home.

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

Overall, ZIP code 01503 reflects a community defined by a highly educated population, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

3,514

population

12.97

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

01503 ZIP code map

Cities in ZIP code 01503

Below are the cities the US Postal Service accepts for ZIP code 01503. Using any city not on this list may result in mail delivery delays.

City	Status
Berlin	Preferred

Nearby ZIP codes

01510 Clinton (3.7 mi) 01532 Northborough (3.8 mi) 01740 Bolton (3.9 mi) 01749 Hudson (4.6 mi) 01752 Marlborough (4.8 mi) 01505 Boylston (5 mi) 01523 Lancaster (6.4 mi) 01775 Stow (7.1 mi) 01546 Shrewsbury (7.5 mi) 01772 Southborough (7.7 mi) 01545 Shrewsbury (8 mi) 01583 West Boylston (8 mi)

Demographics updated 06/2026

Population
Total population	3,514
Population density	271 / sq mi
State FIPS	25
County FIPS	027

Geography
Land area	12.97 sq mi
Water area	0.20 sq mi
Latitude	42.3842
Longitude	-71.6294
Timezone	Eastern (ET)
Area code	978

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.4%	33.6%	31.3%
$50k – $100k	23.9%	27.5%	25.9%
$100k – $200k	33.2%	28.7%	28.5%
Over $200k	18.5%	10.3%	14.3%

Demographics & statistics

3,514

Population

271

People per sq mi

49.7

Median age

$123,077

Median household income

$65,786

Per capita income

$570,300

Median home value

$1,668

Median monthly rent

81.5%

Home ownership

5.0%

Poverty rate

4.8%

Unemployment

1,232

Housing units

53.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

103

101

10–14

112

15–19

20–24

174

25–34

191

197

35–44

216

221

45–54

244

158

55–59

175

118

60–64

130

279

65–74

308

119

75–84

132

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	583	16.6%
18 and over	2,931	83.4%
65 and over	957	27.2%
Median age	49.7 years

Race & ethnicity

White 90.1%

Two or more races 4.2%

Asian 3%

Hispanic or Latino 1.6%

Black or African American 1%

Other race 0.1%

Group	Count	%
White	3,217	90.1%
Two or more races	150	4.2%
Asian	108	3%
Hispanic or Latino	58	1.6%
Black or African American	36	1%
Other race	3	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.4%	33.6%	31.3%
$50k – $100k	23.9%	27.5%	25.9%
$100k – $200k	33.2%	28.7%	28.5%
Over $200k	18.5%	10.3%	14.3%

Under $10k 7.9%

$15k–$25k 4.5%

$25k–$35k 1.9%

$35k–$50k 7.9%

$50k–$75k 7.5%

$75k–$100k 9.2%

$100k–$150k 22.3%

$150k–$200k 16.3%

$200k+ 22.6%

Range	% of households
Under $10k	7.9%
$15k–$25k	4.5%
$25k–$35k	1.9%
$35k–$50k	7.9%
$50k–$75k	7.5%
$75k–$100k	9.2%
$100k–$150k	22.3%
$150k–$200k	16.3%
$200k+	22.6%
Median income	$123,077

Housing

Home values

$100k–$150k 3.4%

$150k–$200k 1.0%

$200k–$300k 3.7%

$300k–$500k 32.6%

$500k–$1M 50.0%

$1M+ 9.3%

Housing overview

Metric	Value
Median home value	$570,300
Median rent / month	$1,668
Owner occupied	81.5%
Renter occupied	18.5%
Vacant	4.3%
Single-family detached	56.1%
Large apartment buildings	7.9%
Mobile homes	0.0%
Median rooms	6.7
Avg household size (owned)	2.63

Year built

Era	%
2020 or later	0.0%
2010–2019	18.8%
2000–2009	27.1%
1990–1999	8.0%
1980–1989	6.8%
1970–1979	7.0%
1960–1969	5.5%
1950–1959	5.1%
1940–1949	2.2%
1939 or earlier	19.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	12.0%
2 bedrooms	24.9%
3 bedrooms	31.5%
4 bedrooms	19.3%
5+ bedrooms	12.4%

Vehicles per household

Vehicles	% of households
No vehicle	1.2%
1 vehicle	31.1%
2 vehicles	44.6%
3 or more	23.2%

Heating fuel

Fuel type	%
Utility gas	27.4%
Electricity	10.4%
Propane / LP gas	14.7%
Fuel oil	45.1%
Wood	0.6%
Solar	0.6%

Households & families

Household type	Count	%
Married-couple family	847	59.1%
Cohabiting couple	94	6.6%
Male householder, no spouse	164	11.5%
Female householder, no spouse	327	22.8%
Households with children under 18	269	18.8%
Households with seniors (65+)	675	47.1%
Average household size	2.45

Marital status

Status	Male	Female
Never married	24.9%	19.0%
Married	62.6%	56.7%
Separated	0.0%	1.1%
Widowed	1.6%	10.8%
Divorced	10.9%	12.4%

Education

Less than 9th grade 0.3%

Some HS, no diploma 2.0%

HS graduate 26.2%

Some college, no degree 11.9%

Associate's degree 5.7%

Bachelor's degree 32.0%

Graduate / professional 21.8%

Metric	%
HS diploma or higher	97.7%
Bachelor's or higher	53.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	17	2.4%
Kindergarten	49	6.9%
Elementary school	369	51.9%
High school	98	13.8%
College / grad school	178	25.0%

Employment

Industry of employment

Professional & management 24.2%

Education & healthcare 23.4%

Retail trade 11.8%

Manufacturing 9.1%

Construction 7.1%

Finance & real estate 4.6%

Other services 4.3%

Arts, food & hospitality 4.1%

Public administration 4.0%

Transportation & utilities 3.0%

Information 2.3%

Wholesale trade 1.8%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	53.2%
Service	9.2%
Sales & office	22.2%
Natural resources & construction	8.2%
Production & transportation	7.1%

Employment type

Type	%
Private sector	79.5%
Government	13.3%
Self-employed	6.8%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	69.3%
Carpool	5.4%
Public transit	0.6%
Walk	1.7%
Work from home	23.0%
Other means	0.0%
Avg commute (minutes)	36.1

Poverty

All people 5.0%

Under 18 years 0.0%

18 and over 6.0%

Married-couple families 3.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	36.3%
Retirement income	30.1%
Supplemental Security	3.6%
Cash public assistance	1.3%
Food stamps / SNAP	5.8%

Health indicators

Condition	%
Obesity	28.4%
High blood pressure	30.2%
High cholesterol	33.1%
Diabetes	8.3%
Heart disease	5.9%
Stroke	2.5%
Asthma	10.1%
Arthritis	28.5%
Kidney disease	2.6%
Pulmonary disease	5.2%
Cancer	8.1%

Behavior / access	%
Smoking	12.2%
Binge drinking	16.3%
No physical activity	18.3%
Less than 7 hrs sleep	30.3%
Depression	18.0%
Fair or poor health	9.2%
Poor mental health	12.2%
Poor physical health	7.9%
No health insurance	4.7%
Visited doctor (checkup)	81.6%
Visited dentist	78.6%
Cholesterol screening	93.5%
Teeth loss	8.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	171	5.9%

Disability	%
Any disability	14.3%
Under 18	2.2%
18–64 years	8.6%
65 and over	33.1%

Health insurance coverage

Type	%
Private insurance	85.3%
Public insurance	32.2%
No insurance	1.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,411	97.1%
Spanish	67	2.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	56	1.6%
Other languages	11	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,252	92.5%
Born in same state	3,236	92.1%
Born in different state	2,430	69.2%
Foreign born	16	0.5%
Naturalized citizen	262	7.5%
Not a US citizen	176	67.2%

Ancestry

Ancestry	Count	%
Italian	1,046	29.8%
French	488	13.9%
Arab	215	6.1%
German	167	4.8%

Ancestry	Count	%
English	30	0.9%
Irish	17	0.5%
Dutch	15	0.4%
Norwegian	10	0.3%

Technology access

Metric	% of households
Computer access	40.8%
Internet access	92.4%

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

Frequently asked questions about ZIP code 01503

What city is ZIP code 01503 in?

ZIP code 01503 is primarily assigned to Berlin, Massachusetts.

What county is ZIP code 01503 in?

ZIP code 01503 falls within Worcester County, Massachusetts.

Does ZIP code 01503 have an older population?

27% of residents in ZIP code 01503 are 65 or older, above the national average of ~17%.

How educated is the population of ZIP code 01503?

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

Is ZIP code 01503 mostly owner-occupied?

82% of occupied units in ZIP code 01503 are owner-occupied, well above the national average.

Does ZIP code 01503 have a large retiree population?

36% of households in ZIP code 01503 receive Social Security income, suggesting a significant retiree or disability population.

What timezone is ZIP code 01503 in?

ZIP code 01503 observes the EST timezone.