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ZIP CODE TABULATION AREA

02138

Massachusetts · 38,509 residents · 2.74 sq mi
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With 38,509 people, ZIP 02138 is a ZIP code in Middlesex County. This is an unusually credentialed place: 86% of adults have a four-year degree. The typical home is worth $1,212,400. This skews young, with a median age of 28.3. 42% of homes are owner-occupied. Renters pay $2,772 a month at the median. Among the 81 ZIP codes in Middlesex County, 02138 ranks 61st by median household income.

$119,967
US average: $82,259
$75,496
US average: $44,673
$1,212,400
US average: $376,019
85.6%
US average: 35.6%
Land area
2.74 sq mi
Age, sex & households
Under 18
13.1%
Age 65+
14.4%
48.1%
51.9%
2.04 people
Race & ethnicity · 2024
2024
White, non-Hispanic58.8%(22,655)
Black6.7%(2,575)
Hispanic / Latino10%(3,855)
Asian17%(6,553)
Other7.5%(2,871)
76
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
10.1
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Middlesex County
Income rank vs other ZIPs
LOWEST61ST OF 81HIGHEST
Adjacent ZIPs
01431$115,598
01432$101,966
01450$193,292
01460$149,722
Frequently asked

How many people live in ZIP code 02138?

ZIP code 02138 has about 38,509 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 02138?

The typical household in ZIP code 02138 earns about $119,967 a year. Half of households make more than that, and half make less.

Is ZIP code 02138 expensive?

In ZIP code 02138, the median home is worth about $1,212,400, and the typical rent is about $2,772 a month.

How educated are people in ZIP code 02138?

About 85.6% of adults age 25 and over in ZIP code 02138 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 02138?

About 13.5% of people in ZIP code 02138 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024