RANKING · 2020 CENSUS · 63 SHOWN OF 63

Largest Scotch-Irish population, Louisiana counties · 2020

Louisiana counties ranked by the number of residents who are Scotch-Irish 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 63 counties in Louisiana that qualify, ranked against each other statewide.

Scotch-Irish 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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010

01East Baton Rouge Parish, LALA456,1803,790−56%

02St. Tammany Parish, LALA279,1083,240−21%

03Orleans Parish, LALA362,1542,354−11%

04Caddo Parish, LALA224,2262,212−56%

05Calcasieu Parish, LALA208,4662,005−34%

06Jefferson Parish, LALA431,3981,941−48%

07Tangipahoa Parish, LALA141,3461,690+23%

08Ouachita Parish, LALA158,5421,472−56%

09Bossier Parish, LALA131,8671,374−49%

10Lafayette Parish, LALA257,9491,363−19%

11Livingston Parish, LALA155,0361,029−55%

12Rapides Parish, LALA125,877942−56%

13Lincoln Parish, LALA48,360675−48%

14Ascension Parish, LALA135,105562−50%

15Iberia Parish, LALA66,846557+69%

16Vernon Parish, LALA45,091405−52%

17Webster Parish, LALA34,948379−54%

18Union Parish, LALA20,561369+21%

19Terrebonne Parish, LALA104,163332−54%

20Natchitoches Parish, LALA36,089311−35%

21St. Charles Parish, LALA50,586284−14%

22De Soto Parish, LALA27,381282−53%

23Richland Parish, LALA19,582252+3%

24Sabine Parish, LALA21,834238−38%

25Plaquemines Parish, LALA22,256236+70%

26Washington Parish, LALA44,937200−65%

27Beauregard Parish, LALA36,673182−65%

28Vermilion Parish, LALA57,671177−21%

29East Feliciana Parish, LALA18,911167−42%

30Evangeline Parish, LALA31,980167+204%

31Madison Parish, LALA8,844164+69%

32Pointe Coupee Parish, LALA19,520160−5%

33Acadia Parish, LALA57,032159−60%

34St. Mary Parish, LALA46,552158−44%

35St. Bernard Parish, LALA45,642158+464%

36West Feliciana Parish, LALA15,134156−19%

37St. Landry Parish, LALA80,765151−67%

38Bienville Parish, LALA12,269144−59%

39Winn Parish, LALA14,961140−38%

40West Carroll Parish, LALA9,156139−52%

41Lafourche Parish, LALA95,505137−42%

42West Baton Rouge Parish, LALA28,756134−30%

43Claiborne Parish, LALA13,354128−56%

44St. John the Baptist Parish, LALA39,875125−53%

45LaSalle Parish, LALA15,154119−47%

46Franklin Parish, LALA19,002116−73%

47Jackson Parish, LALA15,834109−78%

48Allen Parish, LALA22,67297−30%

49Avoyelles Parish, LALA37,94197−49%

50Iberville Parish, LALA29,57990+20%

51Grant Parish, LALA22,07590−77%

52Caldwell Parish, LALA9,34478−66%

53St. Martin Parish, LALA51,10678−61%

54Morehouse Parish, LALA23,70569−74%

55Concordia Parish, LALA17,83667−85%

56St. Helena Parish, LALA10,75865−20%

57Jefferson Davis Parish, LALA31,47160−64%

58Red River Parish, LALA7,16560−41%

59Tensas Parish, LALA3,70041+3%

60Catahoula Parish, LALA8,22320−77%

61Cameron Parish, LALA4,71816−64%

62Assumption Parish, LALA19,72011+57%

63East Carroll Parish, LALA6,7607−50%

SHOWING 1–63 OF 63

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