RANKING · 1990 CENSUS · 24 SHOWN OF 24

Newest housing stock, Maryland counties · 1990

Maryland counties ranked by median year housing was built (1990 ACS). This list covers the 24 counties in Maryland that qualify, ranked against each other statewide. The median across all 24 is 1970.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS –

01Howard County, MDMD339,1831979–

02Worcester County, MDMD54,4591977–

03Calvert County, MDMD94,4841976–

04Charles County, MDMD176,5931976–

05St. Mary's County, MDMD116,6921974–

06Queen Anne's County, MDMD54,4481973–

07Carroll County, MDMD176,6771973–

08Frederick County, MDMD302,8831973–

09Harford County, MDMD266,4461972–

10Anne Arundel County, MDMD603,3801970–

11Cecil County, MDMD107,1311970–

12Montgomery County, MDMD1,074,5821970–

13Garrett County, MDMD28,3701969–

14Wicomico County, MDMD106,8991967–

15Prince George's County, MDMD970,3741966–

16Talbot County, MDMD38,2381965–

17Somerset County, MDMD24,9731965–

18Baltimore County, MDMD847,6501963–

19Caroline County, MDMD34,1161963–

20Kent County, MDMD19,5651960–

21Washington County, MDMD157,7311959–

22Dorchester County, MDMD33,6281959–

23Allegany County, MDMD66,8481947–

24Baltimore, MDMD569,9971945–

SHOWING 1–24 OF 24

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