RANKING · 2000 CENSUS · 24 SHOWN OF 24

Fastest shrinking, Maryland counties · 2000

Maryland counties with the steepest population decline from the 1990 census to 2000. This list covers the 24 counties in Maryland that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

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

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS –

01Baltimore, MDMD569,997-11.5%–

02Allegany County, MDMD66,848-0.0%–

03Dorchester County, MDMD33,628+1.4%–

04Somerset County, MDMD24,973+5.6%–

05Garrett County, MDMD28,370+6.1%–

06Kent County, MDMD19,565+7.6%–

07Washington County, MDMD157,731+8.7%–

08Baltimore County, MDMD847,650+9.0%–

09Prince George's County, MDMD970,374+9.9%–

10Caroline County, MDMD34,116+10.1%–

11Talbot County, MDMD38,238+10.7%–

12St. Mary's County, MDMD116,692+13.5%–

13Wicomico County, MDMD106,899+13.9%–

14Anne Arundel County, MDMD603,380+14.6%–

15Montgomery County, MDMD1,074,582+15.4%–

16Charles County, MDMD176,593+19.2%–

17Queen Anne's County, MDMD54,448+19.5%–

18Harford County, MDMD266,446+20.0%–

19Cecil County, MDMD107,131+20.5%–

20Carroll County, MDMD176,677+22.3%–

21Frederick County, MDMD302,883+30.0%–

22Howard County, MDMD339,183+32.3%–

23Worcester County, MDMD54,459+32.9%–

24Calvert County, MDMD94,484+45.1%–

SHOWING 1–24 OF 24

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