Ranking of Louisiana Counties By Percentage of Population with Scotch Irish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 32.00K people in Louisiana with Scotch Irish ancestry (0.69% of Louisiana population). Among all Louisiana counties, Madison Parish had the highest percentage of its population with Scotch Irish ancestry (2.12%), followed by LaSalle Parish (1.65%), and East Feliciana Parish (1.61%).

The chart and table below shows the top 10 counties with high percentage of its population having Scotch Irish ancestry.

You can see similar information for other states and for other ancestry groups in Louisiana.

You may also be interested in:
Ranking of Louisiana Counties By Population with Scotch Irish Ancestry in 2021

Related Topics: Louisiana ACS-5Yrs Estimates, 2021 Topic List.

Data Source: US Census Bureau.

Ranking of Louisiana Counties By Percentage of Population with Scotch Irish Ancestry in 2021

Madison Parish

LaSalle Parish

East Feliciana Parish

Lincoln Parish

De Soto Parish

Tensas Parish

St. Tammany Parish

Bossier Parish

Richland Parish

Red River Parish

Ranking of Louisiana Counties By Percentage of Population with Scotch Irish Ancestry in 2021

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Rank	County	Percentage of Pop. (%)
1	Madison Parish	2.12
2	LaSalle Parish	1.65
3	East Feliciana Parish	1.61
4	Lincoln Parish	1.57
5	De Soto Parish	1.31
6	Tensas Parish	1.17
7	St. Tammany Parish	1.13
8	Bossier Parish	1.06
9	Richland Parish	1.04
10	Red River Parish	1.01
11	Winn Parish	0.98
12	Ouachita Parish	0.97
12	Tangipahoa Parish	0.97
13	Bienville Parish	0.96
14	Calcasieu Parish	0.94
15	Ascension Parish	0.91
16	Allen Parish	0.84
17	East Baton Rouge Parish	0.83
18	Caddo Parish	0.80
18	Plaquemines Parish	0.80
19	Jackson Parish	0.79
20	Livingston Parish	0.78
21	Rapides Parish	0.75
22	Iberia Parish	0.74
22	Union Parish	0.74
23	Vernon Parish	0.71
24	West Feliciana Parish	0.69
25	Pointe Coupee Parish	0.68
26	Claiborne Parish	0.67
27	Orleans Parish	0.66
28	Lafayette Parish	0.65
29	Natchitoches Parish	0.63
30	Sabine Parish	0.60
31	Franklin Parish	0.57
32	Webster Parish	0.53
33	St. Helena Parish	0.51
34	Caldwell Parish	0.49
35	Terrebonne Parish	0.48
36	Beauregard Parish	0.47
36	Washington Parish	0.47
37	Catahoula Parish	0.43
38	Jefferson Parish	0.42
39	Avoyelles Parish	0.37
39	St. Bernard Parish	0.37
39	Vermilion Parish	0.37
40	Acadia Parish	0.30
41	Evangeline Parish	0.29
42	Iberville Parish	0.28
42	St. Charles Parish	0.28
43	St. Mary Parish	0.26
44	Morehouse Parish	0.25
45	Concordia Parish	0.23
46	Grant Parish	0.20
47	Lafourche Parish	0.19
48	West Baton Rouge Parish	0.18
49	West Carroll Parish	0.17
50	St. John the Baptist Parish	0.16
51	St. Landry Parish	0.11
51	St. Martin Parish	0.11
52	Assumption Parish	0.10
53	Jefferson Davis Parish	0.08
54	St. James Parish	0.04
55	East Carroll Parish	0.03