RANKING · 2024 ACS · 24 SHOWN OF 24

Highest South American population share, Maryland counties

Maryland counties ranked by the share of all residents who are South American origin (2023 American Community Survey). A concentration measure: South American residents as a percentage of total population. This list covers the 24 counties in Maryland that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN SHAREVS 2000

01Montgomery County, MDMD1,074,5824.5%–

02Frederick County, MDMD302,8832.5%–

03Anne Arundel County, MDMD603,3801.4%–

04Howard County, MDMD339,1831.3%–

05Prince George's County, MDMD970,3741.2%–

06Queen Anne's County, MDMD54,4481.2%–

07Baltimore County, MDMD847,6501.1%–

08Talbot County, MDMD38,2381.0%–

09Carroll County, MDMD176,6771.0%–

10Harford County, MDMD266,4460.8%–

11Baltimore, MDMD569,9970.8%–

12Calvert County, MDMD94,4840.8%–

13St. Mary's County, MDMD116,6920.7%–

14Washington County, MDMD157,7310.6%–

15Charles County, MDMD176,5930.6%–

16Kent County, MDMD19,5650.5%–

17Caroline County, MDMD34,1160.4%–

18Somerset County, MDMD24,9730.4%–

19Cecil County, MDMD107,1310.3%–

20Worcester County, MDMD54,4590.3%–

21Wicomico County, MDMD106,8990.3%–

22Allegany County, MDMD66,8480.1%–

23Dorchester County, MDMD33,6280.1%–

24Garrett County, MDMD28,3700.0%–

SHOWING 1–24 OF 24

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES