RANKING · 2024 ACS · 24 SHOWN OF 24

Most foreign-born residents, Maryland counties

Maryland counties ranked by the share of residents born outside the US (2024 ACS). This list covers the 24 counties in Maryland that qualify, ranked against each other statewide.

MarylandAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01Montgomery County, MDMD1,074,58233.6%+9%

02Prince George's County, MDMD970,37425.3%+30%

03Howard County, MDMD339,18322.8%+32%

04Frederick County, MDMD302,88313.8%+51%

05Baltimore County, MDMD847,65013.2%+28%

06Anne Arundel County, MDMD603,38010.0%+33%

07Wicomico County, MDMD106,8999.4%+46%

08Baltimore, MDMD569,9979.3%+33%

09Charles County, MDMD176,5938.5%+74%

10Talbot County, MDMD38,2388.0%+77%

11Washington County, MDMD157,7316.6%+72%

12Caroline County, MDMD34,1166.1%+29%

13Harford County, MDMD266,4465.9%+28%

14Carroll County, MDMD176,6775.5%+58%

15Somerset County, MDMD24,9735.1%+30%

16Queen Anne's County, MDMD54,4485.1%+47%

17Worcester County, MDMD54,4594.7%+9%

18Dorchester County, MDMD33,6284.5%+35%

19St. Mary's County, MDMD116,6924.3%+13%

20Calvert County, MDMD94,4844.0%+17%

21Cecil County, MDMD107,1313.9%+37%

22Kent County, MDMD19,5653.7%−14%

23Allegany County, MDMD66,8482.1%+37%

24Garrett County, MDMD28,3701.4%+69%

SHOWING 1–24 OF 24

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES