RANKING · 2020 CENSUS · 46 SHOWN OF 46

Largest Czech population, Louisiana counties · 2020

Louisiana counties ranked by the number of residents who are Czech ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 46 counties in Louisiana that qualify, ranked against each other statewide.

Czech 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

RANKPLACESTATEPOPCZECH POPULATIONVS 2010

01Jefferson Parish, LALA431,398404+2%

02St. Tammany Parish, LALA279,108385−16%

03Orleans Parish, LALA362,154375−14%

04Tangipahoa Parish, LALA141,346353+829%

05East Baton Rouge Parish, LALA456,180303−39%

06Bossier Parish, LALA131,867172+26%

07Calcasieu Parish, LALA208,466135−73%

08Caddo Parish, LALA224,226125−63%

09Evangeline Parish, LALA31,980110+686%

10Washington Parish, LALA44,937109+627%

11St. Mary Parish, LALA46,55286+562%

12Lafayette Parish, LALA257,94985−76%

13Vernon Parish, LALA45,09174−44%

14Rapides Parish, LALA125,87773−79%

15Natchitoches Parish, LALA36,08971−32%

16St. Bernard Parish, LALA45,64256–

17Ascension Parish, LALA135,10554−73%

18Beauregard Parish, LALA36,67353−42%

19Jefferson Davis Parish, LALA31,47150–

20Vermilion Parish, LALA57,67144−4%

21Iberia Parish, LALA66,84636+13%

22St. Martin Parish, LALA51,10636+20%

23Terrebonne Parish, LALA104,16336−66%

24De Soto Parish, LALA27,38132+19%

25West Baton Rouge Parish, LALA28,75632−3%

26Avoyelles Parish, LALA37,94130+100%

27Plaquemines Parish, LALA22,25630–

28Acadia Parish, LALA57,03229+12%

29Ouachita Parish, LALA158,54227−80%

30Livingston Parish, LALA155,03623−88%

31St. Landry Parish, LALA80,76516−77%

32West Feliciana Parish, LALA15,13415+36%

33Iberville Parish, LALA29,57913+225%

34West Carroll Parish, LALA9,15611–

35East Feliciana Parish, LALA18,9119–

36St. Charles Parish, LALA50,5869−72%

37St. James Parish, LALA18,9389−68%

38Morehouse Parish, LALA23,7057+133%

39St. John the Baptist Parish, LALA39,8757−73%

40Webster Parish, LALA34,9487−91%

41Jackson Parish, LALA15,8346−68%

42Sabine Parish, LALA21,8344−83%

43Tensas Parish, LALA3,7003–

44Franklin Parish, LALA19,0022–

45Caldwell Parish, LALA9,3442–

46Grant Parish, LALA22,0751−94%

SHOWING 1–46 OF 46

Download CSV (full list, 46 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS