RANKING · 2020 CENSUS · 28 SHOWN OF 28

Highest Dominican population share, Louisiana counties · 2020

Louisiana counties ranked by the share of all residents who are Dominican origin (2020 American Community Survey). A concentration measure: Dominican residents as a percentage of total population. This list covers the 28 counties in Louisiana that qualify, ranked against each other statewide. The median across all 28 is 0.1%.

Dominican Americans: full group profile →

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SAME RANKING BYCities States Metros

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

RANKPLACESTATEPOPDOMINICAN SHAREVS 2010

01Jefferson Parish, LALA431,3980.9%+0.6 pts

02St. Charles Parish, LALA50,5860.4%+0.4 pts

03Richland Parish, LALA19,5820.3%–

04Iberville Parish, LALA29,5790.3%–

05East Feliciana Parish, LALA18,9110.2%–

06Orleans Parish, LALA362,1540.2%+0.1 pts

07East Baton Rouge Parish, LALA456,1800.1%+0.1 pts

08Tangipahoa Parish, LALA141,3460.1%+0.1 pts

09Bossier Parish, LALA131,8670.1%–

10Jackson Parish, LALA15,8340.1%–

11Plaquemines Parish, LALA22,2560.1%–

12St. Mary Parish, LALA46,5520.1%−0.2 pts

13Madison Parish, LALA8,8440.1%–

14Allen Parish, LALA22,6720.1%0.0 pts

15Vernon Parish, LALA45,0910.1%–

16Winn Parish, LALA14,9610.1%–

17Terrebonne Parish, LALA104,1630.1%0.0 pts

18West Feliciana Parish, LALA15,1340.0%–

19Ouachita Parish, LALA158,5420.0%–

20Ascension Parish, LALA135,1050.0%–

21West Baton Rouge Parish, LALA28,7560.0%–

22Caddo Parish, LALA224,2260.0%0.0 pts

23St. John the Baptist Parish, LALA39,8750.0%−0.2 pts

24Lafayette Parish, LALA257,9490.0%−0.2 pts

25Lafourche Parish, LALA95,5050.0%−0.1 pts

26St. Tammany Parish, LALA279,1080.0%0.0 pts

27St. Bernard Parish, LALA45,6420.0%–

28St. Landry Parish, LALA80,7650.0%–

SHOWING 1–28 OF 28

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS