RANKING · 2024 ACS · 18 SHOWN OF 18

Highest Costa Rican population share, Louisiana counties

Louisiana counties ranked by the share of all residents who are Costa Rican origin (2023 American Community Survey). A concentration measure: Costa Rican residents as a percentage of total population. This list covers the 18 counties in Louisiana that qualify, ranked against each other statewide.

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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

Highest Costa Rican population share by state

RANKPLACESTATEPOPCOSTA RICAN SHAREVS 2000

01St. Bernard Parish, LALA45,6420.4%–

02St. Charles Parish, LALA50,5860.3%–

03Orleans Parish, LALA362,1540.2%–

04Lafourche Parish, LALA95,5050.1%–

05Jefferson Parish, LALA431,3980.1%–

06St. Helena Parish, LALA10,7580.1%–

07Vernon Parish, LALA45,0910.1%–

08East Baton Rouge Parish, LALA456,1800.1%–

09St. Tammany Parish, LALA279,1080.1%–

10Union Parish, LALA20,5610.1%–

11Ascension Parish, LALA135,1050.1%–

12Sabine Parish, LALA21,8340.0%–

13Evangeline Parish, LALA31,9800.0%–

14Lafayette Parish, LALA257,9490.0%–

15Livingston Parish, LALA155,0360.0%–

16St. Martin Parish, LALA51,1060.0%–

17Tangipahoa Parish, LALA141,3460.0%–

18St. Landry Parish, LALA80,7650.0%–

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES