02171 ZIP Code — Quincy, MA

Norfolk County, Massachusetts

ZIP code 02171 is located in Quincy, Massachusetts, within Norfolk County. It covers approximately 2.45 square miles and serves a population of 19,882 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 617/857.

About ZIP code 02171

The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the pre-1940, giving the area an established character. Median home value is $599,500. Owner-occupancy sits near the national average at 50%.

The gap between median ($101,013) and mean household income suggests income inequality — a small number of higher earners pull the average up.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 35 minutes is near the national average.

Educational attainment is high — 51% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Notable community characteristics include Spanish spoken in 23% of households.

19,882

population

2.45

sq mi land

PO Box

ZIP type

Eastern (ET)

timezone

02171 ZIP code map

Cities in ZIP code 02171

Below are the cities the US Postal Service accepts for ZIP code 02171. Using any city not on this list may result in mail delivery delays.

City	Status
Quincy	Acceptable
Quincy	Acceptable

Demographics updated 06/2026

Population
Total population	19,882
Population density	8,115 / sq mi
State FIPS	25
County FIPS	021

Geography
Land area	2.45 sq mi
Water area	1.69 sq mi
Latitude	42.2961
Longitude	-70.9997
Timezone	Eastern (ET)
Area code	617/857

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.8%	23.5%	31.3%
$50k – $100k	31.1%	24.2%	25.9%
$100k – $200k	30.6%	31.4%	28.5%
Over $200k	13.6%	20.9%	14.3%

Demographics & statistics

19,882

Population

8,115

People per sq mi

41.0

Median age

$101,013

Median household income

$57,032

Per capita income

$599,500

Median home value

$2,127

Median monthly rent

50.3%

Home ownership

11.6%

Poverty rate

3.4%

Unemployment

5,021

Housing units

51.3%

Bachelor's or higher

Age distribution

Male Female

285

Under 5

276

314

5–9

304

474

10–14

458

529

15–19

511

579

20–24

559

2,085

25–34

2,016

1,237

35–44

1,197

1,231

45–54

1,190

840

55–59

812

764

60–64

739

939

65–74

908

595

75–84

576

236

85+

228

← Male

Female →

Age summary

Group	Count	%
Under 18	2,657	13.4%
18 and over	17,225	86.6%
65 and over	3,482	17.5%
Median age	41.0 years

Race & ethnicity

White 53.2%

Asian 35.9%

Two or more races 3.8%

Black or African American 3%

Hispanic or Latino 2.9%

Other race 1%

American Indian / Alaska Native 0.2%

Group	Count	%
White	10,888	53.2%
Asian	7,342	35.9%
Two or more races	788	3.8%
Black or African American	624	3%
Hispanic or Latino	593	2.9%
Other race	201	1%
American Indian / Alaska Native	39	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.8%	23.5%	31.3%
$50k – $100k	31.1%	24.2%	25.9%
$100k – $200k	30.6%	31.4%	28.5%
Over $200k	13.6%	20.9%	14.3%

Under $10k 4.9%

$10k–$15k 4.5%

$15k–$25k 4.4%

$25k–$35k 3.5%

$35k–$50k 7.7%

$50k–$75k 13.8%

$75k–$100k 10.7%

$100k–$150k 21.3%

$150k–$200k 12.5%

$200k+ 16.8%

Range	% of households
Under $10k	4.9%
$10k–$15k	4.5%
$15k–$25k	4.4%
$25k–$35k	3.5%
$35k–$50k	7.7%
$50k–$75k	13.8%
$75k–$100k	10.7%
$100k–$150k	21.3%
$150k–$200k	12.5%
$200k+	16.8%
Median income	$101,013

Housing

Home values

Under $50k 0.3%

$50k–$100k 1.0%

$100k–$150k 0.5%

$200k–$300k 2.4%

$300k–$500k 29.4%

$500k–$1M 58.4%

$1M+ 8.0%

Housing overview

Metric	Value
Median home value	$599,500
Median rent / month	$2,127
Owner occupied	50.3%
Renter occupied	49.7%
Vacant	6.5%
Single-family detached	33.5%
Large apartment buildings	34.6%
Mobile homes	0.4%
Median rooms	4.4
Avg household size (owned)	2.65

Year built

Era	%
2020 or later	0.9%
2010–2019	6.9%
2000–2009	11.5%
1990–1999	5.2%
1980–1989	13.0%
1970–1979	8.6%
1960–1969	4.8%
1950–1959	8.7%
1940–1949	8.8%
1939 or earlier	31.6%

Bedrooms

Size	% of units
No bedroom (studio)	6.3%
1 bedroom	24.4%
2 bedrooms	34.3%
3 bedrooms	22.0%
4 bedrooms	11.3%
5+ bedrooms	1.7%

Vehicles per household

Vehicles	% of households
No vehicle	12.6%
1 vehicle	47.5%
2 vehicles	32.5%
3 or more	7.5%

Heating fuel

Fuel type	%
Utility gas	58.3%
Electricity	30.2%
Propane / LP gas	0.9%
Fuel oil	10.4%
Wood	0.1%

Households & families

Household type	Count	%
Married-couple family	3,524	40.1%
Cohabiting couple	588	6.7%
Male householder, no spouse	2,088	23.8%
Female householder, no spouse	2,578	29.4%
Households with children under 18	1,804	20.6%
Households with seniors (65+)	2,655	30.2%
Average household size	2.24

Marital status

Status	Male	Female
Never married	41.7%	38.3%
Married	46.0%	44.1%
Separated	2.3%	1.5%
Widowed	3.0%	8.0%
Divorced	7.0%	8.1%

Education

Less than 9th grade 7.3%

Some HS, no diploma 5.2%

HS graduate 19.2%

Some college, no degree 11.1%

Associate's degree 5.9%

Bachelor's degree 29.5%

Graduate / professional 21.8%

Metric	%
HS diploma or higher	87.5%
Bachelor's or higher	51.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	137	3.4%
Kindergarten	179	4.4%
Elementary school	1,223	30.4%
High school	965	24.0%
College / grad school	1,525	37.9%

Employment

Industry of employment

Education & healthcare 23.6%

Professional & management 15.7%

Arts, food & hospitality 13.6%

Finance & real estate 10.4%

Retail trade 10.3%

Manufacturing 6.0%

Transportation & utilities 4.5%

Other services 4.2%

Public administration 4.0%

Construction 3.2%

Information 2.2%

Wholesale trade 1.9%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	48.7%
Service	18.3%
Sales & office	20.0%
Natural resources & construction	4.9%
Production & transportation	8.1%

Employment type

Type	%
Private sector	85.2%
Government	9.8%
Self-employed	4.6%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	52.7%
Carpool	8.5%
Public transit	22.2%
Walk	4.1%
Work from home	10.1%
Other means	2.3%
Avg commute (minutes)	34.5

Poverty

All people 11.6%

Under 18 years 20.1%

18 and over 10.3%

Married-couple families 8.7%

Female-led households 18.5%

Income support

Source	% of households
Social Security	26.7%
Retirement income	17.0%
Supplemental Security	3.9%
Cash public assistance	1.8%
Food stamps / SNAP	11.0%

Health indicators

Condition	%
Obesity	21.6%
High blood pressure	25.8%
High cholesterol	30.5%
Diabetes	8.2%
Heart disease	4.7%
Stroke	2.3%
Asthma	9.2%
Arthritis	21.0%
Kidney disease	2.3%
Pulmonary disease	4.5%
Cancer	6.0%

Behavior / access	%
Smoking	12.0%
Binge drinking	14.6%
No physical activity	19.9%
Less than 7 hrs sleep	30.7%
Depression	16.0%
Fair or poor health	9.9%
Poor mental health	11.8%
Poor physical health	7.5%
No health insurance	6.6%
Visited doctor (checkup)	76.2%
Visited dentist	70.4%
Cholesterol screening	89.8%
Teeth loss	10.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	716	4.2%

Disability	%
Any disability	9.8%
Under 18	6.2%
18–64 years	5.8%
65 and over	29.2%

Health insurance coverage

Type	%
Private insurance	76.8%
Public insurance	34.0%
No insurance	3.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	19,321	97.2%
Spanish	4,503	23.3%
Other Indo-European	125	0.6%
Asian & Pacific Islander	391	2.0%
Other languages	3,830	19.8%

Place of birth & citizenship

Origin	Count	%
Native born (US)	12,547	63.1%
Born in same state	12,253	61.6%
Born in different state	9,579	48.2%
Foreign born	294	1.5%
Naturalized citizen	7,335	36.9%
Not a US citizen	4,015	54.7%

Ancestry

Ancestry	Count	%
Italian	4,053	20.4%
French	1,225	6.2%
Arab	767	3.9%
German	215	1.1%

Ancestry	Count	%
Norwegian	145	0.7%
English	71	0.4%
Polish	51	0.3%
Irish	19	0.1%

Technology access

Metric	% of households
Computer access	44.2%
Internet access	94.6%

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

Frequently asked questions about ZIP code 02171

What city is ZIP code 02171 in?

ZIP code 02171 is primarily assigned to Quincy, Massachusetts.

What county is ZIP code 02171 in?

ZIP code 02171 falls within Norfolk County, Massachusetts.

Is Spanish widely spoken in ZIP code 02171?

Approximately 23% of households in ZIP code 02171 speak Spanish as a primary language.

How educated is the population of ZIP code 02171?

51% 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 02171?

The median home value in ZIP code 02171 is $599,500.

What is the population of ZIP code 02171?

ZIP code 02171 has an estimated population of 19,882 residents, with a density of 8,105 people per square mile.

What timezone is ZIP code 02171 in?

ZIP code 02171 observes the EST timezone.