RANKING · 2000 CENSUS · 14 SHOWN OF 14

Youngest by median age, Massachusetts counties · 2000

Massachusetts counties with the youngest median age (2000 ACS). This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide. The median across all 14 is 36.8.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 1990

01Suffolk County, MAMA791,89131.7+3%

02Hampshire County, MAMA164,06534.4+13%

03Worcester County, MAMA888,50236.3+10%

04Hampden County, MAMA464,33836.4+9%

05Middlesex County, MAMA1,669,97936.4+8%

06Bristol County, MAMA593,64036.7+9%

07Nantucket County, MAMA14,75836.7−1%

08Plymouth County, MAMA546,82936.8+11%

09Essex County, MAMA826,65337.5+9%

10Norfolk County, MAMA739,74938.1+8%

11Franklin County, MAMA70,69839.5+13%

12Berkshire County, MAMA128,22440.5+13%

13Dukes County, MAMA21,21940.7+7%

14Barnstable County, MAMA233,53944.6+13%

SHOWING 1–14 OF 14

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS