RANKING · 2024 ACS · 24 SHOWN OF 24

Largest Puerto Rican population, Maryland counties

Maryland counties ranked by the number of residents who are Puerto Rican origin, from the 2024 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.

Puerto Rican Americans: full group profile →

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPPUERTO RICAN POPULATIONVS 2010

01Montgomery County, MDMD1,074,58211,589+66%

02Anne Arundel County, MDMD603,38011,100+117%

03Baltimore County, MDMD847,65010,044+110%

04Prince George's County, MDMD970,3749,074+48%

05Baltimore, MDMD569,9975,735+106%

06Howard County, MDMD339,1833,857+93%

07Harford County, MDMD266,4463,517+77%

08Frederick County, MDMD302,8833,430+54%

09Washington County, MDMD157,7312,573+112%

10Charles County, MDMD176,5932,444+26%

11Cecil County, MDMD107,1311,674+16%

12Carroll County, MDMD176,6771,211+51%

13Calvert County, MDMD94,4841,097+86%

14St. Mary's County, MDMD116,692986+9%

15Wicomico County, MDMD106,899946−9%

16Dorchester County, MDMD33,628559+48%

17Caroline County, MDMD34,116287+117%

18Queen Anne's County, MDMD54,448286+32%

19Talbot County, MDMD38,238266−22%

20Allegany County, MDMD66,848244−23%

21Worcester County, MDMD54,459233+1564%

22Kent County, MDMD19,56584−65%

23Somerset County, MDMD24,97372−66%

24Garrett County, MDMD28,37044+19%

SHOWING 1–24 OF 24

Download CSV (full list, 24 rows)

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