RANKING · 2020 CENSUS · 42 SHOWN OF 42

Highest Swiss population share, Louisiana counties · 2020

Louisiana counties ranked by the share of all residents who are Swiss ancestry (2023 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. This list covers the 42 counties in Louisiana that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPSWISS SHAREVS 2000

01St. James Parish, LALA18,9380.4%–

02Red River Parish, LALA7,1650.4%–

03Vernon Parish, LALA45,0910.2%–

04Lincoln Parish, LALA48,3600.1%–

05Tangipahoa Parish, LALA141,3460.1%–

06Orleans Parish, LALA362,1540.1%–

07St. Tammany Parish, LALA279,1080.1%–

08East Baton Rouge Parish, LALA456,1800.1%–

09Vermilion Parish, LALA57,6710.1%–

10East Feliciana Parish, LALA18,9110.1%–

11Rapides Parish, LALA125,8770.1%–

12West Baton Rouge Parish, LALA28,7560.1%–

13Richland Parish, LALA19,5820.1%–

14Ouachita Parish, LALA158,5420.1%–

15Plaquemines Parish, LALA22,2560.1%–

16Lafourche Parish, LALA95,5050.1%–

17Acadia Parish, LALA57,0320.1%–

18LaSalle Parish, LALA15,1540.1%–

19De Soto Parish, LALA27,3810.1%–

20Jefferson Parish, LALA431,3980.1%–

21Calcasieu Parish, LALA208,4660.0%–

22Washington Parish, LALA44,9370.0%–

23Natchitoches Parish, LALA36,0890.0%–

24Iberia Parish, LALA66,8460.0%–

25Grant Parish, LALA22,0750.0%–

26Lafayette Parish, LALA257,9490.0%–

27Concordia Parish, LALA17,8360.0%–

28Morehouse Parish, LALA23,7050.0%–

29Ascension Parish, LALA135,1050.0%–

30St. Landry Parish, LALA80,7650.0%–

31Jefferson Davis Parish, LALA31,4710.0%–

32Livingston Parish, LALA155,0360.0%–

33St. Charles Parish, LALA50,5860.0%–

34Caddo Parish, LALA224,2260.0%–

35Beauregard Parish, LALA36,6730.0%–

36Sabine Parish, LALA21,8340.0%–

37Allen Parish, LALA22,6720.0%–

38St. Bernard Parish, LALA45,6420.0%–

39Webster Parish, LALA34,9480.0%–

40Madison Parish, LALA8,8440.0%–

41Bossier Parish, LALA131,8670.0%–

42Iberville Parish, LALA29,5790.0%–

SHOWING 1–42 OF 42

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