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RANKING · 2024 ACS · 14 SHOWN OF 14

Youngest by median age, Massachusetts counties

Massachusetts counties with the youngest median age (2023 ACS). This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

Flip the list · Oldest by median age, US counties
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SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDOldest by median ageMost foreign-born residentsHighest uninsured rateMost womenMost menHighest disability rate
YEAR19902000201020202024
Youngest by median age by state
RANKPLACESTATEPOPMEDIAN AGEVS 2000
01Suffolk County, MAMA791,89133.9+7%
02Hampshire County, MAMA164,06537.4+9%
03Middlesex County, MAMA1,669,97938.9+7%
04Hampden County, MAMA464,33840.0+10%
05Worcester County, MAMA888,50240.2+11%
06Bristol County, MAMA593,64040.9+11%
07Norfolk County, MAMA739,74940.9+7%
08Essex County, MAMA826,65341.2+10%
09Nantucket County, MAMA14,75842.4+16%
10Plymouth County, MAMA546,82943.0+17%
11Franklin County, MAMA70,69847.2+19%
12Berkshire County, MAMA128,22447.3+17%
13Dukes County, MAMA21,21950.7+25%
14Barnstable County, MAMA233,53955.4+24%
SHOWING 1–14 OF 14
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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES