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%+2.7 pts

02Prince George's County, MDMD970,37425.3%+5.9 pts

03Howard County, MDMD339,18322.8%+5.6 pts

04Frederick County, MDMD302,88313.8%+4.7 pts

05Baltimore County, MDMD847,65013.2%+2.9 pts

06Anne Arundel County, MDMD603,38010.0%+2.5 pts

07Wicomico County, MDMD106,8999.4%+3.0 pts

08Baltimore, MDMD569,9979.3%+2.3 pts

09Charles County, MDMD176,5938.5%+3.6 pts

10Talbot County, MDMD38,2388.0%+3.5 pts

11Washington County, MDMD157,7316.6%+2.8 pts

12Caroline County, MDMD34,1166.1%+1.4 pts

13Harford County, MDMD266,4465.9%+1.3 pts

14Carroll County, MDMD176,6775.5%+2.0 pts

15Somerset County, MDMD24,9735.1%+1.2 pts

16Queen Anne's County, MDMD54,4485.1%+1.6 pts

17Worcester County, MDMD54,4594.7%+0.4 pts

18Dorchester County, MDMD33,6284.5%+1.2 pts

19St. Mary's County, MDMD116,6924.3%+0.5 pts

20Calvert County, MDMD94,4844.0%+0.6 pts

21Cecil County, MDMD107,1313.9%+1.1 pts

22Kent County, MDMD19,5653.7%−0.6 pts

23Allegany County, MDMD66,8482.1%+0.6 pts

24Garrett County, MDMD28,3701.4%+0.6 pts

SHOWING 1–24 OF 24

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES