There are 35 zip codes in Plymouth County, Massachusetts. The most populated is 2301, located in Brockton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
230169,225Brockton
236061,412Plymouth
230235,488Brockton
205025,915Marshfield
232425,819Bridgewater
234624,268Middleboro
204324,143Hingham
206618,718Scituate
235918,330Pembroke
237017,721Rockland
235117,003Abington
233216,041Duxbury
238215,146Whitman
233914,773Hanover
233314,382East Bridgewater
236413,702Kingston
233011,641Carver
234711,625Lakeville
206111,281Norwell
257110,530Wareham
234110,513Hanson
204510,116Hull
23387,728Halifax
23797,648West Bridgewater
27396,511Mattapoisett
27705,564Rochester
27385,305Marion
25384,494East Wareham
25764,406West Wareham
23672,923Plympton
23252,712Bridgewater
25581,820Onset
2047218Humarock
2366216South Carver
2350106Monponsett
showing: 35 rows

Zip Codes in Plymouth County, Massachusetts by Population (2024)