RANKING · 2020 CENSUS · 24 SHOWN OF 24

Largest South American population, Maryland counties · 2020

Maryland counties ranked by the number of residents who are South American origin, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 24 counties in Maryland that qualify, ranked against each other statewide.

South Americans: full group profile →

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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 POPULATIONVS 2010

01Montgomery County, MDMD1,074,58244,744+32%

02Prince George's County, MDMD970,3748,948+23%

03Baltimore County, MDMD847,6505,599+41%

04Anne Arundel County, MDMD603,3805,498+121%

05Frederick County, MDMD302,8834,535+60%

06Baltimore, MDMD569,9974,148+31%

07Howard County, MDMD339,1832,959+73%

08Harford County, MDMD266,4461,691+49%

09Carroll County, MDMD176,6771,160+128%

10Washington County, MDMD157,731894+30%

11St. Mary's County, MDMD116,692803+143%

12Calvert County, MDMD94,484543+186%

13Charles County, MDMD176,593494+0%

14Queen Anne's County, MDMD54,448353+1003%

15Worcester County, MDMD54,459306+34%

16Cecil County, MDMD107,131191−58%

17Talbot County, MDMD38,238125−62%

18Allegany County, MDMD66,848120+122%

19Wicomico County, MDMD106,899107−51%

20Caroline County, MDMD34,11686−57%

21Garrett County, MDMD28,37053+43%

22Somerset County, MDMD24,97347+15%

23Kent County, MDMD19,56532–

24Dorchester County, MDMD33,62827−33%

SHOWING 1–24 OF 24

Download CSV (full list, 24 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS