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ZIP code 02122: Dorchester, MA

02122 is a ZIP code in Dorchester, Massachusetts, mainly in Suffolk County, part of the Boston-Cambridge-Newton, MA-NH metro area. About 23,479 people live here.

Population
23,479
Median household income
$86,150
Typical home value
$649,000+0.4% in 12 months
Median rent
$2,209gross, per month
Median age
37.8
Homeowners
44.8%of occupied homes
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Shaded: ZIP code 02122's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 02122 details

CityDorchester
StateMassachusetts
CountySuffolk County
Metro areaBoston-Cambridge-Newton, MA-NH
Time zoneEastern Time (UTC−5), observes daylight saving time
TypeStandard (delivery area)
Land area1.7 sq mi, plus 0.2 sq mi of water
Population density13,811 people per sq mi
Bachelor's degree or higher38.8% of adults 25+
Average commute33.1 minutes
Center coordinates42.29509, -71.05253

Median rent in 02122 by bedrooms

SizeMedian gross rent
Studio$1,539/mo
1 bedroom$934/mo
2 bedrooms$2,211/mo
3 bedrooms$2,441/mo
4 bedrooms$2,663/mo
5+ bedrooms$2,886/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 02122

ZIP codeCityDistancePopulation
02124Dorchester Center, MA1.3 mi56,216
02171Quincy, MA1.4 mi20,164
02125Dorchester, MA1.4 mi33,662
02121Dorchester, MA1.9 mi29,040
02187Milton Village, MA2.2 mi—
02126Mattapan, MA2.3 mi26,583
02119Roxbury, MA2.6 mi27,377
02170Quincy, MA2.7 mi18,809

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 02122?

A typical home in ZIP code 02122 is worth about $649,000 (Zillow Home Value Index). The median household here earns $86,150 a year. See what buying here would cost per month, with Massachusetts average taxes and insurance filled in.

Monthly payment for a $649,000 homeWhat can a $86,150 income afford?Rental property numbers

About ZIP code 02122

What city is ZIP code 02122?

ZIP code 02122 is in Dorchester, MA, in Suffolk County.

What county is ZIP code 02122 in?

02122 is mainly in Suffolk County, Massachusetts.

What is the population of ZIP code 02122?

About 23,479 people live in ZIP code 02122, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 02122 in?

02122 is in Eastern Time (UTC−5). It observes daylight saving time.

What other ZIP codes does Dorchester have?

Dorchester, MA also uses 02121 and 02125.