ZIP Code 02138 Map
Census ZIP Code Tabulation Area 02138 in Cambridge, MA (Middlesex County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 02138 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
38,509
Households
14,169
Median household income
$119,967
Median age
28.3 years
Median home value
$1,212,400
Median gross rent
$2,772/mo
Owner-occupied homes
41.9%
Bachelor's degree or higher
85.6%
Below poverty level
13.5%
Land area
2.7 sq mi
Population density
14,065 / sq mi