RANKING · 2020 CENSUS · 24 SHOWN OF 24

Highest South American population share, Maryland counties · 2020

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, MDMD1,074,5824.3%–

02Frederick County, MDMD302,8831.8%–

03Prince George's County, MDMD970,3741.0%–

04Anne Arundel County, MDMD603,3801.0%–

05Howard County, MDMD339,1830.9%–

06St. Mary's County, MDMD116,6920.7%–

07Queen Anne's County, MDMD54,4480.7%–

08Carroll County, MDMD176,6770.7%–

09Baltimore, MDMD569,9970.7%–

10Baltimore County, MDMD847,6500.7%–

11Harford County, MDMD266,4460.7%–

12Washington County, MDMD157,7310.6%–

13Calvert County, MDMD94,4840.6%–

14Worcester County, MDMD54,4590.6%–

15Talbot County, MDMD38,2380.3%–

16Charles County, MDMD176,5930.3%–

17Caroline County, MDMD34,1160.3%–

18Cecil County, MDMD107,1310.2%–

19Somerset County, MDMD24,9730.2%–

20Garrett County, MDMD28,3700.2%–

21Allegany County, MDMD66,8480.2%–

22Kent County, MDMD19,5650.2%–

23Wicomico County, MDMD106,8990.1%–

24Dorchester County, MDMD33,6280.1%–

SHOWING 1–24 OF 24

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