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Where am ILOCATED

Plymouth County, Massachusetts

Plymouth County, Massachusetts, has 546,829 residents (July 2025 estimate). Its county seat is Plymouth. It uses Eastern Time and covers 659 sq mi (1,706 km²) of land.

BostonWorcesterSpringfield
Plymouth County in Massachusetts
Barnstable CountyBristol CountyNorfolk CountySuffolk CountyBrocktonBridgewater TownMiddleborough Center
Plymouth County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
546,829
Land area
659 sq mi (1,706 km²)
County seat or government
Plymouth
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$114,201 ± $1,841
Median home value
$556,000 ± $6,716
Median rent, with utilities
$1,747 ± $38
Homes lived in by their owners
77.6% ± 0.6 points
County type
County
Metro or micro area
Boston-Cambridge-Newton, MA-NH metro areaCentral county
Water area
435 sq mi (1,126 km²)
State
Massachusetts
County code (FIPS)
25023
Coordinates (central point)
41.987196, -70.741942
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Plymouth County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 0230168,969 people
  2. 0236063,689 people
  3. 0230236,417 people
  4. 0205025,963 people
  5. 0232425,704 people
  6. 0234624,505 people
  7. 0204324,283 people
  8. 0206619,099 people
  9. 0235918,382 people
  10. 0237017,701 people
  11. 0235117,053 people
  12. 0233216,185 people
All 37
  1. 0238215,295 people
  2. 0233914,845 people
  3. 0233314,401 people
  4. 0236414,027 people
  5. 0253213,267 people
  6. 0234711,944 people
  7. 0233011,712 people
  8. 0206111,361 people
  9. 0257111,258 people
  10. 0234110,542 people
  11. 0204510,138 people
  12. 023387,748 people
  13. 023797,708 people
  14. 027396,634 people
  15. 027705,809 people
  16. 027385,310 people
  17. 027174,797 people
  18. 025764,168 people
  19. 025384,074 people
  20. 023672,935 people
  21. 023252,822 people
  22. 025581,734 people
  23. 02366264 people
  24. 02047182 people
  25. 02350118 people

37 ZIP Code areas overlap Plymouth County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

Plymouth County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Towns in Plymouth County, largest first

  1. Town of Plymouth63,953 people
  2. Town of Marshfield25,879 people
  3. Town of Middleborough24,505 people
  4. Town of Hingham24,283 people
  5. Town of Wareham23,302 people
  6. Town of Scituate19,365 people
  7. Town of Pembroke18,382 people
  8. Town of Rockland17,701 people
  9. Town of Abington17,053 people
  10. Town of Duxbury16,185 people
  11. Town of Whitman15,295 people
  12. Town of Hanover14,845 people
All 25
  1. Town of East Bridgewater14,456 people
  2. Town of Kingston14,027 people
  3. Town of Lakeville11,944 people
  4. Town of Carver11,712 people
  5. Town of Norwell11,361 people
  6. Town of Hanson10,660 people
  7. Town of Hull10,138 people
  8. Town of Halifax7,748 people
  9. Town of West Bridgewater7,708 people
  10. Town of Mattapoisett6,634 people
  11. Town of Rochester5,837 people
  12. Town of Marion5,310 people
  13. Town of Plympton2,935 people

People counts are American Community Survey 2020–2024 5-year estimates. All towns in Massachusetts, by county

School districts in Plymouth County, largest first

  1. Brockton School District105,386 people
  2. Plymouth School District63,953 people
  3. Bridgewater-Raynham School District43,976 people
  4. Whitman-Hanson School District25,955 people
  5. Marshfield School District25,879 people
  6. Silver Lake School District24,710 people
  7. Middleborough School District24,505 people
  8. Hingham School District24,283 people
  9. Wareham School District23,302 people
  10. Freetown-Lakeville School District21,229 people
  11. Scituate School District19,365 people
  12. Pembroke School District18,382 people
All 28
  1. Old Rochester School District17,781 people
  2. Rockland School District17,701 people
  3. Abington School District17,053 people
  4. Duxbury School District16,185 people
  5. Hanover School District14,845 people
  6. East Bridgewater School District14,456 people
  7. Kingston School District14,027 people
  8. Carver School District11,712 people
  9. Norwell School District11,361 people
  10. Hull School District10,138 people
  11. Halifax School District7,748 people
  12. West Bridgewater School District7,708 people
  13. Mattapoisett School District6,634 people
  14. Rochester School District5,837 people
  15. Marion School District5,310 people
  16. Plympton School District2,935 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Brockton, Massachusetts (city)105,386 people
  2. Bridgewater Town, Massachusetts (city)28,471 people
  3. Abington, Massachusetts (CDP)17,053 people
  4. Hull, Massachusetts (CDP)10,138 people
  5. Middleborough Center, Massachusetts (CDP)8,155 people
  6. Plymouth, Massachusetts (CDP)7,918 people
  7. North Scituate, Massachusetts (CDP)6,492 people
  8. Kingston, Massachusetts (CDP)5,910 people
  9. Scituate, Massachusetts (CDP)5,796 people
  10. The Pinehills, Massachusetts (CDP)5,282 people
  11. Marshfield, Massachusetts (CDP)5,161 people
  12. Hingham, Massachusetts (CDP)5,130 people
All 29
  1. Ocean Bluff-Brant Rock, Massachusetts (CDP)4,540 people
  2. North Plymouth, Massachusetts (CDP)4,337 people
  3. Wareham Center, Massachusetts (CDP)3,635 people
  4. North Lakeville, Massachusetts (CDP)3,624 people
  5. North Pembroke, Massachusetts (CDP)3,393 people
  6. South Duxbury, Massachusetts (CDP)3,252 people
  7. Mattapoisett Center, Massachusetts (CDP)2,669 people
  8. West Wareham, Massachusetts (CDP)2,257 people
  9. Duxbury, Massachusetts (CDP)1,994 people
  10. Marshfield Hills, Massachusetts (CDP)1,978 people
  11. Hanson, Massachusetts (CDP)1,927 people
  12. Cedar Crest, Massachusetts (CDP)1,730 people
  13. White Island Shores, Massachusetts (CDP)1,620 people
  14. Weweantic, Massachusetts (CDP)1,452 people
  15. Onset, Massachusetts (CDP)1,380 people
  16. Marion Center, Massachusetts (CDP)1,335 people
  17. Green Harbor, Massachusetts (CDP)1,314 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Bristol County, Massachusetts24 mi southwest
  2. Norfolk County, Massachusetts26 mi northwest
  3. Suffolk County, Massachusetts28 mi northwest
  4. Barnstable County, Massachusetts35 mi southeast

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.