RANKING · 2024 ACS · 64 SHOWN OF 64

Largest Irish population, Louisiana counties

Louisiana counties ranked by the number of residents who are Irish ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide.

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

RANKPLACESTATEPOPIRISH POPULATIONVS 2010

01St. Tammany Parish, LALA279,10835,773+14%

02Jefferson Parish, LALA431,39831,006−17%

03East Baton Rouge Parish, LALA456,18024,985−16%

04Orleans Parish, LALA362,15423,557+42%

05Livingston Parish, LALA155,03615,402−5%

06Lafayette Parish, LALA257,94914,397+20%

07Calcasieu Parish, LALA208,46613,393−22%

08Caddo Parish, LALA224,22613,365−33%

09Tangipahoa Parish, LALA141,34611,350−4%

10Ouachita Parish, LALA158,54210,541−24%

11Bossier Parish, LALA131,8679,216−37%

12Ascension Parish, LALA135,1058,809−2%

13Rapides Parish, LALA125,8776,625−44%

14Washington Parish, LALA44,9374,944−4%

15Terrebonne Parish, LALA104,1633,714−17%

16St. Charles Parish, LALA50,5863,608−11%

17Lafourche Parish, LALA95,5053,401−5%

18Lincoln Parish, LALA48,3603,289−34%

19Beauregard Parish, LALA36,6733,268−33%

20Iberia Parish, LALA66,8463,229+13%

21St. Bernard Parish, LALA45,6423,072+67%

22St. Landry Parish, LALA80,7652,788−0%

23Vernon Parish, LALA45,0912,672−62%

24Webster Parish, LALA34,9482,547−53%

25Franklin Parish, LALA19,0022,403−8%

26Vermilion Parish, LALA57,6712,196+20%

27St. Mary Parish, LALA46,5522,115−3%

28Natchitoches Parish, LALA36,0892,061−48%

29Plaquemines Parish, LALA22,2562,010−7%

30De Soto Parish, LALA27,3811,944−12%

31Allen Parish, LALA22,6721,838−31%

32St. Martin Parish, LALA51,1061,785+23%

33Acadia Parish, LALA57,0321,768−44%

34Avoyelles Parish, LALA37,9411,715−41%

35Jefferson Davis Parish, LALA31,4711,704−1%

36Morehouse Parish, LALA23,7051,655−28%

37Sabine Parish, LALA21,8341,633−40%

38Iberville Parish, LALA29,5791,539−11%

39Jackson Parish, LALA15,8341,485−31%

40Evangeline Parish, LALA31,9801,409−10%

41East Feliciana Parish, LALA18,9111,337−9%

42Concordia Parish, LALA17,8361,235−37%

43Richland Parish, LALA19,5821,227−19%

44Winn Parish, LALA14,9611,212−50%

45St. John the Baptist Parish, LALA39,8751,149−37%

46West Feliciana Parish, LALA15,1341,140+5%

47Bienville Parish, LALA12,2691,088−28%

48Grant Parish, LALA22,0751,080−60%

49Union Parish, LALA20,5611,071−54%

50West Carroll Parish, LALA9,1561,053+3%

51Caldwell Parish, LALA9,344909−26%

52West Baton Rouge Parish, LALA28,756862−54%

53LaSalle Parish, LALA15,154784−66%

54Pointe Coupee Parish, LALA19,520724−19%

55St. Helena Parish, LALA10,758573−46%

56Assumption Parish, LALA19,720430−21%

57Red River Parish, LALA7,165429−66%

58Claiborne Parish, LALA13,354403−73%

59Catahoula Parish, LALA8,223372−79%

60Tensas Parish, LALA3,700283−13%

61Madison Parish, LALA8,844210−56%

62East Carroll Parish, LALA6,760201−3%

63St. James Parish, LALA18,938189−58%

64Cameron Parish, LALA4,718163−67%

SHOWING 1–64 OF 64

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES