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 (2024 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. The median across all 24 is 0.8%. Biggest climber in the top 100 since 2020: Talbot County, MD, up 7 places to #8.

South Americans: full group profile →

MarylandAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN SHAREVS 2010

01Montgomery County, MDMD1,074,5824.5%+0.9 pts

02Frederick County, MDMD302,8832.5%+1.3 pts

03▲1Anne Arundel County, MDMD603,3801.4%+0.9 pts

04▲1Howard County, MDMD339,1831.3%+0.7 pts

05▼2Prince George's County, MDMD970,3741.2%+0.3 pts

06▲1Queen Anne's County, MDMD54,4481.2%+1.1 pts

07▲3Baltimore County, MDMD847,6501.1%+0.6 pts

08▲7Talbot County, MDMD38,2381.0%+0.1 pts

09▼1Carroll County, MDMD176,6771.0%+0.7 pts

10▲1Harford County, MDMD266,4460.8%+0.3 pts

11▼2Baltimore, MDMD569,9970.8%+0.3 pts

12▲1Calvert County, MDMD94,4840.8%+0.5 pts

13▼7St. Mary's County, MDMD116,6920.7%+0.4 pts

14▼2Washington County, MDMD157,7310.6%+0.1 pts

15▲1Charles County, MDMD176,5930.6%+0.2 pts

16▲6Kent County, MDMD19,5650.5%–

17Caroline County, MDMD34,1160.4%−0.2 pts

18▲1Somerset County, MDMD24,9730.4%+0.2 pts

19▼1Cecil County, MDMD107,1310.3%−0.1 pts

20▼6Worcester County, MDMD54,4590.3%−0.1 pts

21▲2Wicomico County, MDMD106,8990.3%+0.1 pts

22▼1Allegany County, MDMD66,8480.1%0.0 pts

23▲1Dorchester County, MDMD33,6280.1%−0.1 pts

24▼4Garrett County, MDMD28,3700.0%−0.1 pts

SHOWING 1–24 OF 24

Download CSV (full list, 24 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES