RANKING · 2024 ACS · 64 SHOWN OF 64

Highest Scotch-Irish population share, Louisiana counties

Louisiana counties ranked by the share of all residents who are Scotch-Irish ancestry (2024 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide. The median across all 64 is 0.5%. Biggest climber in the top 100 since 2020: Allen Parish, LA, up 44 places to #1.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2010

01▲44Allen Parish, LALA22,6722.2%+1.7 pts

02▲31St. Helena Parish, LALA10,7581.6%+0.9 pts

03▲7De Soto Parish, LALA27,3811.2%−1.0 pts

04▲27Red River Parish, LALA7,1651.0%−0.1 pts

05▲20LaSalle Parish, LALA15,1541.0%−0.5 pts

06▲35Ascension Parish, LALA135,1051.0%−0.1 pts

07▲1Bossier Parish, LALA131,8670.9%−1.5 pts

08▲9Ouachita Parish, LALA158,5420.9%−1.3 pts

09▲5Calcasieu Parish, LALA208,4660.9%−0.7 pts

10▼8Madison Parish, LALA8,8440.9%+0.1 pts

11▲13Claiborne Parish, LALA13,3540.9%−0.8 pts

12▲11Natchitoches Parish, LALA36,0890.9%−0.3 pts

13▲25West Baton Rouge Parish, LALA28,7560.8%0.0 pts

14▼8St. Tammany Parish, LALA279,1080.8%−1.0 pts

15▲11Iberia Parish, LALA66,8460.8%+0.4 pts

16▲3Caddo Parish, LALA224,2260.8%−1.2 pts

17▼14Lincoln Parish, LALA48,3600.7%−2.1 pts

18▼9Bienville Parish, LALA12,2690.7%−1.7 pts

19▲16Franklin Parish, LALA19,0020.7%−1.4 pts

20▲8Livingston Parish, LALA155,0360.7%−1.2 pts

21▲9Rapides Parish, LALA125,8770.7%−1.0 pts

22▼17Tangipahoa Parish, LALA141,3460.7%−0.5 pts

23▼7Webster Parish, LALA34,9480.7%−1.4 pts

24▼4East Feliciana Parish, LALA18,9110.6%−0.8 pts

25▼10Winn Parish, LALA14,9610.6%−0.8 pts

26▲14Beauregard Parish, LALA36,6730.6%−0.9 pts

27▼6East Baton Rouge Parish, LALA456,1800.6%−1.3 pts

28▼21Richland Parish, LALA19,5820.6%−0.6 pts

29▲5Orleans Parish, LALA362,1540.6%−0.3 pts

30▲2Jackson Parish, LALA15,8340.6%−2.6 pts

31▲5Lafayette Parish, LALA257,9490.5%−0.3 pts

32▼5Caldwell Parish, LALA9,3440.5%−1.8 pts

33▼11Vernon Parish, LALA45,0910.5%−1.2 pts

34▲19Morehouse Parish, LALA23,7050.5%−0.5 pts

35▼24Plaquemines Parish, LALA22,2560.4%−0.2 pts

36▼35Union Parish, LALA20,5610.4%−0.9 pts

37▼25West Feliciana Parish, LALA15,1340.4%−0.8 pts

38▼20Tensas Parish, LALA3,7000.4%−0.4 pts

39▼26Sabine Parish, LALA21,8340.4%−1.2 pts

40▼3St. Charles Parish, LALA50,5860.4%−0.3 pts

41▲1Jefferson Parish, LALA431,3980.3%−0.5 pts

42▲5St. Bernard Parish, LALA45,6420.3%+0.2 pts

43▼4Evangeline Parish, LALA31,9800.3%+0.1 pts

44▼15Pointe Coupee Parish, LALA19,5200.3%−0.4 pts

45▼2Washington Parish, LALA44,9370.3%−1.0 pts

46▼2Grant Parish, LALA22,0750.2%−1.5 pts

47▲7Acadia Parish, LALA57,0320.2%−0.4 pts

48▲4Iberville Parish, LALA29,5790.2%0.0 pts

49▲6Avoyelles Parish, LALA37,9410.2%−0.2 pts

50▲10St. Martin Parish, LALA51,1060.2%−0.2 pts

51▲11East Carroll Parish, LALA6,7600.2%0.0 pts

52▼1St. John the Baptist Parish, LALA39,8750.2%−0.4 pts

53▼7Concordia Parish, LALA17,8360.2%−1.9 pts

54▲7Lafourche Parish, LALA95,5050.2%−0.1 pts

55▼5Vermilion Parish, LALA57,6710.2%−0.2 pts

56▲1Catahoula Parish, LALA8,2230.2%−0.7 pts

57▼9St. Mary Parish, LALA46,5520.1%−0.4 pts

58▲1St. Landry Parish, LALA80,7650.1%−0.4 pts

59▲4Assumption Parish, LALA19,7200.1%+0.1 pts

60▼2Jefferson Davis Parish, LALA31,4710.1%−0.4 pts

61▼12Terrebonne Parish, LALA104,1630.1%−0.5 pts

62St. James Parish, LALA18,9380.1%−0.5 pts

63▼7Cameron Parish, LALA4,7180.1%−0.6 pts

64▼60West Carroll Parish, LALA9,1560.0%−2.5 pts

SHOWING 1–64 OF 64

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES