RANKING · 2020 CENSUS · 44 SHOWN OF 44

Highest South American population share, Louisiana counties · 2020

Louisiana counties ranked by the share of all residents who are South American origin (2020 American Community Survey). A concentration measure: South American residents as a percentage of total population. This list covers the 44 counties in Louisiana that qualify, ranked against each other statewide.

South 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

RANKPLACESTATEPOPSOUTH AMERICAN SHAREVS 2010

01St. Charles Parish, LALA50,5860.8%+0.6 pts

02Jefferson Parish, LALA431,3980.6%+0.0 pts

03Orleans Parish, LALA362,1540.6%−0.0 pts

04Madison Parish, LALA8,8440.5%–

05Allen Parish, LALA22,6720.5%+0.4 pts

06St. Tammany Parish, LALA279,1080.5%+0.1 pts

07Lafayette Parish, LALA257,9490.4%+0.1 pts

08Lafourche Parish, LALA95,5050.4%+0.2 pts

09Assumption Parish, LALA19,7200.3%–

10Jefferson Davis Parish, LALA31,4710.3%–

11Vernon Parish, LALA45,0910.3%+0.1 pts

12Ascension Parish, LALA135,1050.2%+0.1 pts

13West Carroll Parish, LALA9,1560.2%−0.3 pts

14Evangeline Parish, LALA31,9800.2%+0.2 pts

15East Baton Rouge Parish, LALA456,1800.2%−0.1 pts

16Livingston Parish, LALA155,0360.2%−0.1 pts

17St. Bernard Parish, LALA45,6420.2%−0.3 pts

18Vermilion Parish, LALA57,6710.2%–

19Iberville Parish, LALA29,5790.2%–

20Rapides Parish, LALA125,8770.1%−0.0 pts

21Calcasieu Parish, LALA208,4660.1%+0.1 pts

22St. Landry Parish, LALA80,7650.1%–

23Beauregard Parish, LALA36,6730.1%+0.1 pts

24Catahoula Parish, LALA8,2230.1%–

25Terrebonne Parish, LALA104,1630.1%+0.0 pts

26Lincoln Parish, LALA48,3600.1%−0.0 pts

27Bossier Parish, LALA131,8670.1%+0.1 pts

28Tangipahoa Parish, LALA141,3460.1%+0.0 pts

29Ouachita Parish, LALA158,5420.1%−0.0 pts

30Natchitoches Parish, LALA36,0890.1%−0.0 pts

31Iberia Parish, LALA66,8460.1%−0.0 pts

32Acadia Parish, LALA57,0320.1%+0.1 pts

33Caddo Parish, LALA224,2260.1%−0.0 pts

34Webster Parish, LALA34,9480.1%+0.0 pts

35Plaquemines Parish, LALA22,2560.1%–

36Sabine Parish, LALA21,8340.0%+0.0 pts

37St. Martin Parish, LALA51,1060.0%–

38St. John the Baptist Parish, LALA39,8750.0%−0.1 pts

39St. Mary Parish, LALA46,5520.0%+0.0 pts

40St. Helena Parish, LALA10,7580.0%−0.1 pts

41West Baton Rouge Parish, LALA28,7560.0%−0.0 pts

42LaSalle Parish, LALA15,1540.0%–

43Jackson Parish, LALA15,8340.0%–

44Washington Parish, LALA44,9370.0%–

SHOWING 1–44 OF 44

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