Largest Costa Rican population, US counties · 2010
US counties ranked by the number of residents who are Costa Rican origin, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Los Angeles County, California leads at 9,579. 712 counties qualify in total. California carries 6 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest costa rican population?
Los Angeles County, California ranks #1 with 9,579 (2010 American Community Survey).
What are the top 5 counties by costa rican population?
Los Angeles County, California, Miami-Dade County, Florida, Union County, New Jersey, Broward County, Florida, Kings County, New York.
How many counties are in this ranking?
712 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 ACS 5-year data.
How is costa rican population measured?
Number of residents who are Costa Rican origin (Hispanic origin, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2010).