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US ZIP Code Profile

ZIP Code 02184
Braintree, Massachusetts

ZIP code 02184 is in Braintree, located in Norfolk County, Massachusetts, within the Boston-Cambridge-Newton metro area. Its 2020 Census population was 39,143. The estimated median adjusted gross income per tax return is $68,482, and about 12% of filers report $200,000 or more.

2020 Population
39,143
Census ZCTA
County
Norfolk
FIPS 25021
Median income (est.)
$68,482
IRS SOI 2022
Land Area
13.762 mi²
+ 0.802 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityBraintree, MA
CountyNorfolk County (FIPS 25021)
StateMassachusetts (FIPS 25)
Metro Area (MSA)Boston-Cambridge-Newton, MA-NH Metro Area (14460)
Census Region / DivisionNortheast Region · New England Division
Coordinates42.20619, -71.00232
Land / Water Area13.762 mi² land · 0.802 mi² water

02Income & Economics

Distribution of the 19,880 individual tax returns filed in 02184 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
22.9%
$25K–$50K
15.8%
$50K–$75K
15.2%
$75K–$100K
10.9%
$100K–$200K
22.7%
$200K+
12.4%
The $200,000+ bracket accounts for 44% of 02184's total adjusted gross income, from 12% of returns — a concentration that drives the gap between the median ($68,482) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 02184's IRS income metrics, 2020–2022.

Median income (2021→2022)
$68,482
▲ 4.2%
Filers earning $200K+
12.4%
▲ 0.9 pt
Total filers
19,880
▼ 0.6%
GET /zipc/v2/zipcodes/02184/soi?year=… $61K 2020 $66K 2021 $68K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 02184 ZCTA.

2000
33,828
 
2010
35,744
▲ +5.7%
2020
39,143
▲ +9.5%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 02184. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 02184

Braintree and its immediate neighbors, sorted by distance.

3 mi
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Distance from 02184 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypeBranch
Carrier Route SortB
USPS Finance Number240033
City AliasesBraintree Highlands, Braintree Hld, Braintree, E Braintree, East Braintree

07Frequently Asked Questions

What county is ZIP code 02184 in?

ZIP code 02184 is in Norfolk County, Massachusetts (county FIPS code 25021).

What city is ZIP code 02184?

The primary USPS city for 02184 is Braintree, MA.

What metro area (MSA) is 02184 in?

02184 is part of the Boston-Cambridge-Newton, MA-NH Metro Area (MSA code 14460).

What is the population of ZIP code 02184?

The 2020 Census population of 02184 was 39,143 residents.

What is the median income in ZIP code 02184?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 02184 is about $68,482, with around 12% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.