Postal Codes

02171 ZIP Code

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ZIP code 02171 covers Quincy, Massachusetts, with a population of about 20,513 and a median household income of $104,992.

Population
20,5138,364 per square mile
Median age
41.42.7 points above the US average
Median household income
$104,992about the Massachusetts median
Poverty rate
9.4%3 points below the US average
Typical home value
$717,152up 17.6% in five years
Median rent
$2,2811.4× the Massachusetts median
Degree or higher
51.7%16.7 points above the US average
Homeownership
51.6%13.4 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
407

Where 02171 is

Quincy, Massachusetts — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population20,513
Median age41.4
Family households52.8%
Born outside the US35.5%
Speaks a language other than English at home41%
White (non-Hispanic)53.6%
Black (non-Hispanic)3.4%
Asian (non-Hispanic)36.5%
Hispanic or Latino4%
Veterans4.4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$104,992
Income per person$59,649
Poverty rate9.4%
Households on SNAP or cash assistance12.1%

Household income distribution

Under $10k3.9%
$10–15k4.2%
$15–20k2.5%
$20–25k1.5%
$25–30k2.6%
$30–35k2.7%
$35–40k1.4%
$40–45k3.3%
$45–50k2.4%
$50–60k4.6%
$60–75k7.6%
$75–100k10.9%
$100–125k6.9%
$125–150k12.1%
$150–200k14.2%
$200k or more19.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed10,890
Mean adjusted gross income$100,006
Returns declaring $200,000 or more9.5%
Returns, under $25k20.8%
Returns, $25k–$50k18.7%
Returns, $50k–$75k17.7%
Returns, $75k–$100k12.7%
Returns, $100k–$200k20.7%
Returns, $200k or more9.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$630,200
Median gross rent$2,281
Rent as a share of household income28.1%
Owner-occupied51.6%
Vacant homes6.5%
Median year built1964

What the homes are

Detached house33.1%
Attached house5.4%
2 to 4 units16.7%
5 to 19 units8.6%
20 or more units35.8%
Mobile home0.4%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$717,152as of 2026-07
Typical home value, 1 yearup 1.2%
Typical home value, 5 yearsup 17.6%
Typical home value, 10 yearsup 64.2%
Typical asking rent$2,955as of 2026-07
Typical asking rent, 1 yearup 2.9%
Typical asking rent, 5 yearsup 26.8%
Typical home value since 2000
200020132026$717,152$203,269

$203,269 in 2000 to $717,152 in 2026.

Typical asking rent
201720212026$2,955$2,028

$2,028 in 2017 to $2,955 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.7%
Bachelor's degree or higher51.7%
High school diploma or higher88.1%
Works from home12.3%
Drives to work alone54.7%
Takes public transport21%
Commutes 45 minutes or more33.5%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity21.2% 12.2 pts below the national average of 33.4%
Diagnosed diabetes10.1% 1.9 pts below the national average of 12%
Currently smokes10.3% 2.9 pts below the national average of 13.2%
High blood pressure29.4% 4.7 pts below the national average of 34.1%
Fair or poor general health15% 5.3 pts below the national average of 20.3%
No health insurance (18–64)4.8% 6.5 pts below the national average of 11.3%
Depression20.1% 1.8 pts below the national average of 21.9%
No leisure-time physical activity20.5% 4.9 pts below the national average of 25.4%
Arthritis23.5% 1.6 pts below the national average of 25.1%
Binge drinking14.9% 1.1 pts below the national average of 16%
Taking blood pressure medication75.7% 1 pts above the national average of 74.7%
Cancer (non-skin)7.6% same as the national average of 7.7%
Current asthma10% same as the national average of 10.4%
Coronary heart disease5.3% 0.9 pts below the national average of 6.2%
Routine check-up in past year80.5% 3.8 pts above the national average of 76.7%
Cholesterol screening89.7% 3.8 pts above the national average of 85.9%
Cognitive disability12.6% 2.2 pts below the national average of 14.8%
Colorectal screening68.6% 4.3 pts above the national average of 64.3%
COPD5.1% 1.5 pts below the national average of 6.6%
Visited a dentist69.1% 7.8 pts above the national average of 61.3%
Any disability24.9% 5.8 pts below the national average of 30.7%
Lacks emotional support26.6% 1.8 pts above the national average of 24.8%
Food insecurity12.4% 4.7 pts below the national average of 17.1%
Received food stamps12.7% 1.6 pts below the national average of 14.3%
Hearing disability5.6% 1.1 pts below the national average of 6.7%
High cholesterol36.7% 0.5 pts above the national average of 36.2%
Housing insecurity9.4% 4.4 pts below the national average of 13.8%
Independent living disability6.3% 2.1 pts below the national average of 8.4%
Lacks transport6.9% 2.3 pts below the national average of 9.2%
Loneliness35% 0.6 pts above the national average of 34.4%
Mammography use83.9% 8 pts above the national average of 75.9%
Poor mental health (14+ days)14.6% 2.2 pts below the national average of 16.8%
Mobility disability10.4% 3.6 pts below the national average of 14%
Poor physical health (14+ days)11.2% 2.3 pts below the national average of 13.5%
Self-care disability2.6% 1.4 pts below the national average of 4%
Utility shut-off threat5.6% 3.2 pts below the national average of 8.8%
Sleeps under 7 hours33.7% 2.7 pts below the national average of 36.4%
Stroke2.7% 0.7 pts below the national average of 3.4%
All natural teeth lost8.6% 4.4 pts below the national average of 13%
Vision disability3.8% 1.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments407
People employed14,840
Annual payroll$1,461,831,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 15.4% of US census tracts
FEMA ratingVery Low to Relatively Low across the 7 census tracts this ZIP code covers
Expected annual loss15.3 out of 100
Community resilience88.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding93.6Relatively High at its worst in this ZIP code
Hurricane71.6Relatively Low at its worst in this ZIP code
Earthquake50.7Relatively Low at its worst in this ZIP code
Landslide47Very Low at its worst in this ZIP code
Ice storm37Relatively Low at its worst in this ZIP code
Lightning31.2Relatively Low at its worst in this ZIP code
Cold wave28.3Relatively Low at its worst in this ZIP code
Heat wave25.5Relatively Low at its worst in this ZIP code
Tornado24.2Very Low at its worst in this ZIP code
Winter weather21Relatively Low at its worst in this ZIP code
Strong wind20.7Relatively Low at its worst in this ZIP code
Wildfire17.3Very Low at its worst in this ZIP code
River flooding16.1Relatively Low at its worst in this ZIP code
Hail4Very Low at its worst in this ZIP code
Compared with Massachusetts and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMassachusettsUnited States
Median household income$104,992$101,341$78,538
Income per person$59,649$56,284$43,289
Poverty rate9.4%10%12.4%
Median home value$630,200$525,800$303,400
Median gross rent$2,281$1,687$1,348
Homeownership51.6%62.6%65%
Bachelor's degree or higher51.7%46.6%35%
Unemployment rate5.7%5.1%5.2%
Works from home12.3%16.7%13.5%
Born outside the US35.5%17.7%13.9%
Median age41.44038.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationJAMAICA PLAIN, MA US8.5 km away
Rain in a year49 in

Average high and low by month

January37°F / 19.4°F3.87 in rain
February39.6°F / 21°F3.59 in rain
March46.6°F / 28.4°F4.49 in rain
April58.8°F / 38.1°F4.32 in rain
May69.4°F / 48.2°F3.64 in rain
June78.8°F / 57.9°F4.18 in rain
July84.7°F / 64°F3.49 in rain
August83.1°F / 62.5°F3.72 in rain
September75.5°F / 54.9°F3.96 in rain
October63.7°F / 43°F5.03 in rain
November52.6°F / 34.2°F3.99 in rain
December42.4°F / 25.7°F5.08 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket52% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Quincy School District99.9% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability44more vulnerable than 44% of US census tracts
Socioeconomic status30more vulnerable than 30% of US census tracts
Household characteristics28more vulnerable than 28% of US census tracts
Racial and ethnic minority status54more vulnerable than 54% of US census tracts
Housing type and transport70more vulnerable than 70% of US census tracts
Walkability14.1 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

02170 Quincy, MA1.8 km away
02269 Quincy, MA3.7 km away
02124 Dorchester Center, MA4 km away
02187 Milton Village, MA4.3 km away
02169 Quincy, MA4.3 km away
02121 Dorchester, MA4.5 km away
02122 Dorchester, MA4.5 km away
02125 Dorchester, MA4.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Norfolk County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area2.45 sq mi
Water area1.69 sq mi
Population density8,364 people per sq mi
Latitude, longitude42.2825, -71.0241

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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