RANKING · 2020 CENSUS · 22 SHOWN OF 22

Largest Portuguese population, Maryland counties · 2020

Maryland counties ranked by the number of residents who are Portuguese ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 22 counties in Maryland that qualify, ranked against each other statewide.

Portuguese Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPPORTUGUESE POPULATIONVS 2010

01Montgomery County, MDMD1,074,5823,546−4%

02Anne Arundel County, MDMD603,3801,425+2%

03Baltimore County, MDMD847,6501,026+13%

04Prince George's County, MDMD970,374902−18%

05Frederick County, MDMD302,883770+39%

06Baltimore, MDMD569,997769+28%

07Howard County, MDMD339,183755+9%

08Carroll County, MDMD176,677499+179%

09Washington County, MDMD157,731387+545%

10Harford County, MDMD266,446321+15%

11St. Mary's County, MDMD116,692276−13%

12Wicomico County, MDMD106,899230−13%

13Cecil County, MDMD107,131229−40%

14Charles County, MDMD176,593206−64%

15Garrett County, MDMD28,370174+241%

16Talbot County, MDMD38,238114+714%

17Queen Anne's County, MDMD54,44876+38%

18Allegany County, MDMD66,84850+79%

19Calvert County, MDMD94,48447−80%

20Caroline County, MDMD34,11618−81%

21Dorchester County, MDMD33,6285−74%

22Worcester County, MDMD54,4594−95%

SHOWING 1–22 OF 22

Download CSV (full list, 22 rows)

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