RANKING · 2000 CENSUS · 14 SHOWN OF 14

Most population lost, Massachusetts counties · 2000

Massachusetts counties that lost the most residents from the 1990 census to 2000, by raw count of people rather than percentage. This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide. The median across all 14 is +28,353.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most population gained Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS –

01Berkshire County, MAMA128,224-4,399–

02Hampden County, MAMA464,338-82–

03Franklin County, MAMA70,698+1,443–

04Dukes County, MAMA21,219+3,348–

05Nantucket County, MAMA14,758+3,508–

06Hampshire County, MAMA164,065+5,683–

07Suffolk County, MAMA791,891+25,901–

08Bristol County, MAMA593,640+28,353–

09Norfolk County, MAMA739,749+34,221–

10Barnstable County, MAMA233,539+35,625–

11Plymouth County, MAMA546,829+37,546–

12Worcester County, MAMA888,502+41,258–

13Essex County, MAMA826,653+53,339–

14Middlesex County, MAMA1,669,979+66,928–

SHOWING 1–14 OF 14

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