RANKING · 1990 CENSUS · 24 SHOWN OF 24

Highest median household income, Maryland counties · 1990

Maryland counties ranked by median household income from the 1990 American Community Survey 5-year estimates. This list covers the 24 counties in Maryland that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN HOUSEHOLD INCOMEVS –

01Howard County, MDMD339,183$54,348–

02Montgomery County, MDMD1,074,582$54,089–

03Calvert County, MDMD94,484$47,608–

04Charles County, MDMD176,593$46,415–

05Anne Arundel County, MDMD603,380$45,147–

06Prince George's County, MDMD970,374$43,127–

07Carroll County, MDMD176,677$42,378–

08Harford County, MDMD266,446$41,680–

09Frederick County, MDMD302,883$41,382–

10Queen Anne's County, MDMD54,448$39,190–

11Baltimore County, MDMD847,650$38,837–

12St. Mary's County, MDMD116,692$37,158–

13Cecil County, MDMD107,131$36,019–

14Talbot County, MDMD38,238$31,885–

15Kent County, MDMD19,565$30,104–

16Washington County, MDMD157,731$29,632–

17Wicomico County, MDMD106,899$28,512–

18Caroline County, MDMD34,116$27,758–

19Worcester County, MDMD54,459$27,586–

20Dorchester County, MDMD33,628$24,922–

21Baltimore, MDMD569,997$24,045–

22Somerset County, MDMD24,973$23,379–

23Garrett County, MDMD28,370$22,733–

24Allegany County, MDMD66,848$21,546–

SHOWING 1–24 OF 24

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