RANKING · 2020 CENSUS · 18 SHOWN OF 18

Highest Costa Rican population share, Louisiana counties · 2020

Louisiana counties ranked by the share of all residents who are Costa Rican origin (2020 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.

Costa Rican Americans: full group profile →

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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 2010

01Caddo Parish, LALA224,2260.1%–

02Sabine Parish, LALA21,8340.1%–

03St. Tammany Parish, LALA279,1080.1%+0.0 pts

04Jefferson Parish, LALA431,3980.1%−0.1 pts

05Winn Parish, LALA14,9610.0%–

06Tensas Parish, LALA3,7000.0%–

07Orleans Parish, LALA362,1540.0%−0.0 pts

08St. Charles Parish, LALA50,5860.0%−0.2 pts

09Rapides Parish, LALA125,8770.0%–

10Ascension Parish, LALA135,1050.0%–

11Bossier Parish, LALA131,8670.0%–

12Vernon Parish, LALA45,0910.0%−0.0 pts

13Terrebonne Parish, LALA104,1630.0%−0.0 pts

14St. Mary Parish, LALA46,5520.0%−0.1 pts

15East Baton Rouge Parish, LALA456,1800.0%−0.0 pts

16Lafayette Parish, LALA257,9490.0%–

17Tangipahoa Parish, LALA141,3460.0%−0.0 pts

18Calcasieu Parish, LALA208,4660.0%−0.0 pts

SHOWING 1–18 OF 18

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS