RANKING · 2000 CENSUS · 24 SHOWN OF 24

Most sparsely populated, Maryland counties · 2000

Maryland counties with the fewest residents per square mile (2023). 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 Fastest shrinking Most densely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Garrett County, MDMD28,37046+0%

02Dorchester County, MDMD33,62857+0%

03Kent County, MDMD19,56569+0%

04Somerset County, MDMD24,97377+0%

05Caroline County, MDMD34,11693+0%

06Worcester County, MDMD54,45999+0%

07Queen Anne's County, MDMD54,448109+0%

08Talbot County, MDMD38,238126+0%

09Allegany County, MDMD66,848177+0%

10Wicomico County, MDMD106,899226+0%

11St. Mary's County, MDMD116,692240+0%

12Cecil County, MDMD107,131248+0%

13Charles County, MDMD176,593263+0%

14Washington County, MDMD157,731288+0%

15Frederick County, MDMD302,883296+0%

16Carroll County, MDMD176,677337+0%

17Calvert County, MDMD94,484350+0%

18Harford County, MDMD266,446500+0%

19Howard County, MDMD339,183988+0%

20Anne Arundel County, MDMD603,3801,180+0%

21Baltimore County, MDMD847,6501,261+0%

22Prince George's County, MDMD970,3741,661+0%

23Montgomery County, MDMD1,074,5821,771+0%

24Baltimore, MDMD569,9978,044+0%

SHOWING 1–24 OF 24

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES