RANKING · 2010 CENSUS · 14 SHOWN OF 14

Oldest by median age, Massachusetts counties · 2010

Massachusetts counties ranked by median age of residents (2010 ACS). This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Barnstable County, MAMA233,53949.9+12%

02Dukes County, MAMA21,21945.3+11%

03Berkshire County, MAMA128,22444.7+10%

04Franklin County, MAMA70,69844.2+12%

05Plymouth County, MAMA546,82941.1+12%

06Norfolk County, MAMA739,74940.7+7%

07Essex County, MAMA826,65340.4+8%

08Bristol County, MAMA593,64039.8+8%

09Nantucket County, MAMA14,75839.4+7%

10Worcester County, MAMA888,50239.2+8%

11Hampden County, MAMA464,33838.6+6%

12Middlesex County, MAMA1,669,97938.5+6%

13Hampshire County, MAMA164,06536.6+6%

14Suffolk County, MAMA791,89131.5−1%

SHOWING 1–14 OF 14

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS