RANKING · 1990 CENSUS · 14 SHOWN OF 14

Youngest by median age, Massachusetts counties · 1990

Massachusetts counties with the youngest median age (1990 ACS). This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide. The median across all 14 is 34.5.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS –

01Hampshire County, MAMA164,06530.5–

02Suffolk County, MAMA791,89130.9–

03Worcester County, MAMA888,50233.1–

04Plymouth County, MAMA546,82933.2–

05Hampden County, MAMA464,33833.5–

06Middlesex County, MAMA1,669,97933.7–

07Bristol County, MAMA593,64033.8–

08Essex County, MAMA826,65334.5–

09Franklin County, MAMA70,69834.9–

10Norfolk County, MAMA739,74935.1–

11Berkshire County, MAMA128,22435.9–

12Nantucket County, MAMA14,75837.0–

13Dukes County, MAMA21,21938.0–

14Barnstable County, MAMA233,53939.5–

SHOWING 1–14 OF 14

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