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US ZIP Code Profile

ZIP Code 02115
Boston, Massachusetts

ZIP code 02115 is in Boston, located in Suffolk County, Massachusetts, within the Boston-Cambridge-Newton metro area. Its 2020 Census population was 31,604. The estimated median adjusted gross income per tax return is $49,409, and about 13% of filers report $200,000 or more.

2020 Population
31,604
Census ZCTA
County
Suffolk
FIPS 25025
Median income (est.)
$49,409
IRS SOI 2022
Land Area
0.709 mi²
+ 0.04 mi² water

01Location & Geography

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

Primary CityBoston, MA
CountySuffolk County (FIPS 25025)
StateMassachusetts (FIPS 25)
Metro Area (MSA)Boston-Cambridge-Newton, MA-NH Metro Area (14460)
Census Region / DivisionNortheast Region · New England Division
Coordinates42.337105, -71.1057
Land / Water Area0.709 mi² land · 0.04 mi² water

02Income & Economics

Distribution of the 7,190 individual tax returns filed in 02115 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.9%
$25K–$50K
20.6%
$50K–$75K
14.2%
$75K–$100K
9.2%
$100K–$200K
13.5%
$200K+
12.7%
The $200,000+ bracket accounts for 78% of 02115's total adjusted gross income, from 13% of returns — a concentration that drives the gap between the median ($49,409) 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 02115's IRS income metrics, 2020–2022.

Median income (2021→2022)
$49,409
▲ 3.1%
Filers earning $200K+
12.7%
▼ 0.7 pt
Total filers
7,190
▲ 1.8%
GET /zipc/v2/zipcodes/02115/soi?year=… $46K 2020 $48K 2021 $49K 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 02115 ZCTA.

2000
25,486
 
2010
28,441
▲ +11.6%
2020
31,604
▲ +11.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 02115. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 02115

Boston and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 02115 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortB
USPS Finance Number240799
City AliasesBoston

07Frequently Asked Questions

What county is ZIP code 02115 in?

ZIP code 02115 is in Suffolk County, Massachusetts (county FIPS code 25025).

What city is ZIP code 02115?

The primary USPS city for 02115 is Boston, MA.

What metro area (MSA) is 02115 in?

02115 is part of the Boston-Cambridge-Newton, MA-NH Metro Area (MSA code 14460).

What is the population of ZIP code 02115?

The 2020 Census population of 02115 was 31,604 residents.

What is the median income in ZIP code 02115?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 02115 is about $49,409, with around 13% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.