RANKING · 2024 ACS · 22 SHOWN OF 22

Highest Portuguese population share, Maryland counties

Maryland counties ranked by the share of all residents who are Portuguese ancestry (2024 American Community Survey). A concentration measure: Portuguese residents as a percentage of total population. This list covers the 22 counties in Maryland that qualify, ranked against each other statewide. The median across all 22 is 0.2%. Biggest climber in the top 100 since 2020: Calvert County, MD, up 12 places to #8.

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 SHAREVS 2010

01Garrett County, MDMD28,3700.4%+0.3 pts

02Montgomery County, MDMD1,074,5820.4%0.0 pts

03▲7Wicomico County, MDMD106,8990.3%+0.1 pts

04▲2Washington County, MDMD157,7310.3%+0.2 pts

05▲4Howard County, MDMD339,1830.3%0.0 pts

06▼2Frederick County, MDMD302,8830.3%0.0 pts

07▲4Cecil County, MDMD107,1310.2%−0.1 pts

08▲12Calvert County, MDMD94,4840.2%−0.1 pts

09Somerset County, MDMD24,9730.2%–

10▼5Carroll County, MDMD176,6770.2%+0.1 pts

11▲1Queen Anne's County, MDMD54,4480.2%+0.1 pts

12▼4St. Mary's County, MDMD116,6920.2%−0.1 pts

13▼6Anne Arundel County, MDMD603,3800.2%−0.1 pts

14▲7Dorchester County, MDMD33,6280.2%+0.1 pts

15▼2Baltimore, MDMD569,9970.1%0.0 pts

16▼13Talbot County, MDMD38,2380.1%+0.1 pts

17▲5Worcester County, MDMD54,4590.1%0.0 pts

18▼2Baltimore County, MDMD847,6500.1%0.0 pts

19▼4Harford County, MDMD266,4460.1%0.0 pts

20▼3Prince George's County, MDMD970,3740.1%−0.1 pts

21▼7Charles County, MDMD176,5930.1%−0.3 pts

22▼4Allegany County, MDMD66,8480.0%0.0 pts

SHOWING 1–22 OF 22

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