10 Most Populated ZIP Codes in Massachusetts

The top ZIP code for population in Massachusetts is 02301 (Brockton, Plymouth County), with a population of 68,608. Across the top 10 most populated ZIP codes in Massachusetts, population ranges from 68,608 to 52,761, covering communities from Brockton to Quincy.

Rank	ZIP	City	County	Population	Population
1	02301	Brockton	Plymouth County	68,608	68,608
2	02148	Malden	Middlesex County	65,509	65,509
3	02360	Plymouth	Plymouth County	62,405	62,405
4	02155	Medford	Middlesex County	61,276	61,276
5	02169	Quincy	Norfolk County	60,928	60,928
6	02151	Revere	Suffolk County	59,949	59,949
7	02124	Dorchester Center	Suffolk County	55,897	55,897
8	01960	Peabody	Essex County	53,961	53,961
9	01844	Methuen	Essex County	53,015	53,015
10	01841	Lawrence	Essex County	52,761	52,761

Methodology

Rankings are derived from the U.S. Census Bureau American Community Survey 5-Year Estimates, vintage 2019 to 2023, joined to USPS ZIP Code Tabulation Areas. We rank by population and surface the top 10 ZIP codes within Massachusetts. Values reflect ZCTA-level estimates and may differ slightly from city-level figures. Compiled and reviewed by the Zip Code Near Me Data Team.

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Reviewed by Zip Code Near Me Data Team. Last verified June 13, 2026.

10 Most Populated ZIP Codes in Massachusetts

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