RANKING · 2024 ACS · 24 SHOWN OF 24

Newest housing stock, Maryland counties

Maryland counties ranked by median year housing was built (2024 ACS). This list covers the 24 counties in Maryland that qualify, ranked against each other statewide. The median across all 24 is 1983. Biggest climber in the top 100 since 2020: Somerset County, MD, up 8 places to #9.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01▲2St. Mary's County, MDMD116,6921992+1%

02Charles County, MDMD176,5931991+1%

03▲3Frederick County, MDMD302,8831991+1%

04▼3Calvert County, MDMD94,4841990+1%

05Queen Anne's County, MDMD54,4481990+1%

06▼2Howard County, MDMD339,1831989+1%

07Cecil County, MDMD107,1311987+1%

08Harford County, MDMD266,4461986+1%

09▲8Somerset County, MDMD24,9731986+1%

10▼1Worcester County, MDMD54,45919850%

11▼1Wicomico County, MDMD106,8991984+1%

12▲2Talbot County, MDMD38,2381983+1%

13▼2Anne Arundel County, MDMD603,3801983+1%

14▼2Carroll County, MDMD176,6771983+1%

15▼2Garrett County, MDMD28,3701982+1%

16▼1Caroline County, MDMD34,1161981+1%

17▼1Montgomery County, MDMD1,074,5821980+1%

18Kent County, MDMD19,5651978+1%

19Prince George's County, MDMD970,3741977+1%

20▲1Dorchester County, MDMD33,6281975+1%

21▼1Washington County, MDMD157,7311974+1%

22Baltimore County, MDMD847,6501973+1%

23Allegany County, MDMD66,8481959+1%

24Baltimore, MDMD569,99719470%

SHOWING 1–24 OF 24

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES