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. The median across all 64 is 1,785. Biggest climber in the top 100 since 2020: St. Landry Parish, LA, up 24 places to #22.

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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%

06▲2Lafayette Parish, LALA257,94914,397+20%

07▼1Calcasieu Parish, LALA208,46613,393−22%

08▲1Caddo Parish, LALA224,22613,365−33%

09▼2Tangipahoa Parish, LALA141,34611,350−4%

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

11▲1Bossier Parish, LALA131,8679,216−37%

12▼1Ascension Parish, LALA135,1058,809−2%

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

14▲2Washington Parish, LALA44,9374,944−4%

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

16▲1St. Charles Parish, LALA50,5863,608−11%

17▲4Lafourche Parish, LALA95,5053,401−5%

18▼4Lincoln Parish, LALA48,3603,289−34%

19▼1Beauregard Parish, LALA36,6733,268−33%

20▲2Iberia Parish, LALA66,8463,229+13%

21▼2St. Bernard Parish, LALA45,6423,072+67%

22▲24St. Landry Parish, LALA80,7652,7880%

23▼3Vernon Parish, LALA45,0912,672−62%

24▲5Webster Parish, LALA34,9482,547−53%

25▼1Franklin Parish, LALA19,0022,403−8%

26▲1Vermilion Parish, LALA57,6712,196+20%

27▲11St. Mary Parish, LALA46,5522,115−3%

28▲5Natchitoches Parish, LALA36,0892,061−48%

29▲2Plaquemines Parish, LALA22,2562,010−7%

30▼4De Soto Parish, LALA27,3811,944−12%

31▲10Allen Parish, LALA22,6721,838−31%

32▲12St. Martin Parish, LALA51,1061,785+23%

33▼10Acadia Parish, LALA57,0321,768−44%

34▼9Avoyelles Parish, LALA37,9411,715−41%

35▲4Jefferson Davis Parish, LALA31,4711,704−1%

36▲4Morehouse Parish, LALA23,7051,655−28%

37▼9Sabine Parish, LALA21,8341,633−40%

38▼3Iberville Parish, LALA29,5791,539−11%

39▼7Jackson Parish, LALA15,8341,485−31%

40▲12Evangeline Parish, LALA31,9801,409−10%

41▲12East Feliciana Parish, LALA18,9111,337−9%

42▲1Concordia Parish, LALA17,8361,235−37%

43▼7Richland Parish, LALA19,5821,227−19%

44▼7Winn Parish, LALA14,9611,212−50%

45▲3St. John the Baptist Parish, LALA39,8751,149−37%

46▲8West Feliciana Parish, LALA15,1341,140+5%

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

48▲1Grant Parish, LALA22,0751,080−60%

49▼15Union Parish, LALA20,5611,071−54%

50▼20West Carroll Parish, LALA9,1561,053+3%

51▼6Caldwell Parish, LALA9,344909−26%

52▼10West Baton Rouge Parish, LALA28,756862−54%

53▲4LaSalle Parish, LALA15,154784−66%

54▼3Pointe Coupee Parish, LALA19,520724−19%

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

56▲3Assumption Parish, LALA19,720430−21%

57▲1Red River Parish, LALA7,165429−66%

58▼2Claiborne Parish, LALA13,354403−73%

59▼9Catahoula Parish, LALA8,223372−79%

60▲1Tensas Parish, LALA3,700283−13%

61▼1Madison 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 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES