RANKING · 2020 CENSUS · 37 SHOWN OF 37

Highest Portuguese population share, Louisiana counties · 2020

Louisiana counties ranked by the share of all residents who are Portuguese ancestry (2020 American Community Survey). A concentration measure: Portuguese residents as a percentage of total population. This list covers the 37 counties in Louisiana that qualify, ranked against each other statewide.

Portuguese Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPPORTUGUESE SHAREVS 2010

01St. Bernard Parish, LALA45,6420.3%–

02St. John the Baptist Parish, LALA39,8750.3%+0.1 pts

03Assumption Parish, LALA19,7200.3%+0.1 pts

04Richland Parish, LALA19,5820.2%+0.1 pts

05Orleans Parish, LALA362,1540.2%+0.1 pts

06St. Tammany Parish, LALA279,1080.2%−0.0 pts

07Lincoln Parish, LALA48,3600.2%+0.1 pts

08Iberville Parish, LALA29,5790.2%–

09St. Martin Parish, LALA51,1060.1%–

10Ascension Parish, LALA135,1050.1%−0.1 pts

11Lafourche Parish, LALA95,5050.1%−0.0 pts

12Terrebonne Parish, LALA104,1630.1%−0.1 pts

13Lafayette Parish, LALA257,9490.1%−0.1 pts

14St. Charles Parish, LALA50,5860.1%+0.0 pts

15LaSalle Parish, LALA15,1540.1%–

16Livingston Parish, LALA155,0360.1%+0.0 pts

17Franklin Parish, LALA19,0020.1%–

18Calcasieu Parish, LALA208,4660.1%−0.1 pts

19Jefferson Parish, LALA431,3980.1%−0.1 pts

20Rapides Parish, LALA125,8770.1%+0.0 pts

21Vernon Parish, LALA45,0910.1%−0.3 pts

22Vermilion Parish, LALA57,6710.1%+0.0 pts

23Caddo Parish, LALA224,2260.1%−0.0 pts

24East Baton Rouge Parish, LALA456,1800.1%−0.1 pts

25Beauregard Parish, LALA36,6730.1%−0.2 pts

26Sabine Parish, LALA21,8340.0%−0.1 pts

27St. Mary Parish, LALA46,5520.0%−0.1 pts

28Ouachita Parish, LALA158,5420.0%−0.0 pts

29Grant Parish, LALA22,0750.0%−0.0 pts

30Acadia Parish, LALA57,0320.0%−0.0 pts

31Iberia Parish, LALA66,8460.0%−0.0 pts

32Bossier Parish, LALA131,8670.0%−0.1 pts

33Washington Parish, LALA44,9370.0%+0.0 pts

34St. Landry Parish, LALA80,7650.0%+0.0 pts

35Jefferson Davis Parish, LALA31,4710.0%–

36Avoyelles Parish, LALA37,9410.0%–

37Tangipahoa Parish, LALA141,3460.0%−0.1 pts

SHOWING 1–37 OF 37

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