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. The median across all 24 is 1,211. Biggest climber in the top 100 since 2020: Caroline County, MD, up 5 places to #17.