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 (2023 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.

LouisianaAll states All rankings

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 2000

01St. Bernard Parish, LALA45,6420.3%–

02St. John the Baptist Parish, LALA39,8750.3%–

03Assumption Parish, LALA19,7200.3%–

04Richland Parish, LALA19,5820.2%–

05Orleans Parish, LALA362,1540.2%–

06St. Tammany Parish, LALA279,1080.2%–

07Lincoln Parish, LALA48,3600.2%–

08Iberville Parish, LALA29,5790.2%–

09St. Martin Parish, LALA51,1060.1%–

10Ascension Parish, LALA135,1050.1%–

11Lafourche Parish, LALA95,5050.1%–

12Terrebonne Parish, LALA104,1630.1%–

13Lafayette Parish, LALA257,9490.1%–

14St. Charles Parish, LALA50,5860.1%–

15LaSalle Parish, LALA15,1540.1%–

16Livingston Parish, LALA155,0360.1%–

17Franklin Parish, LALA19,0020.1%–

18Calcasieu Parish, LALA208,4660.1%–

19Jefferson Parish, LALA431,3980.1%–

20Rapides Parish, LALA125,8770.1%–

21Vernon Parish, LALA45,0910.1%–

22Vermilion Parish, LALA57,6710.1%–

23Caddo Parish, LALA224,2260.1%–

24East Baton Rouge Parish, LALA456,1800.1%–

25Beauregard Parish, LALA36,6730.1%–

26Sabine Parish, LALA21,8340.0%–

27St. Mary Parish, LALA46,5520.0%–

28Ouachita Parish, LALA158,5420.0%–

29Grant Parish, LALA22,0750.0%–

30Acadia Parish, LALA57,0320.0%–

31Iberia Parish, LALA66,8460.0%–

32Bossier Parish, LALA131,8670.0%–

33Washington Parish, LALA44,9370.0%–

34St. Landry Parish, LALA80,7650.0%–

35Jefferson Davis Parish, LALA31,4710.0%–

36Avoyelles Parish, LALA37,9410.0%–

37Tangipahoa Parish, LALA141,3460.0%–

SHOWING 1–37 OF 37

Download CSV (full list, 37 rows)

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