Ranking of Louisiana Counties By Percentage of Population with Other Groups Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.91M people in Louisiana with Other Groups ancestry (41.01% of Louisiana population). Among all Louisiana counties, Madison Parish had the highest percentage of its population with Other Groups ancestry (69.85%), followed by East Carroll Parish (67.50%), and Tensas Parish (64.58%).

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

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

Data Source: US Census Bureau.
Ranking of Louisiana Counties By Percentage of Population with Other Groups Ancestry in 2021
Madison Parish
East Carroll Parish
Tensas Parish
St. John the Baptist Parish
Catahoula Parish
Orleans Parish
St. Mary Parish
Grant Parish
St. Helena Parish
Natchitoches Parish
Ranking of Louisiana Counties By Percentage of Population with Other Groups Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Madison Parish 69.85
2 East Carroll Parish 67.50
3 Tensas Parish 64.58
4 St. John the Baptist Parish 61.02
5 Catahoula Parish 59.37
6 Orleans Parish 56.22
7 St. Mary Parish 55.97
8 Grant Parish 52.85
9 St. Helena Parish 52.75
10 Natchitoches Parish 52.38
11 Richland Parish 52.34
12 Red River Parish 51.15
13 Franklin Parish 50.30
14 Morehouse Parish 49.99
15 St. James Parish 49.66
16 Ouachita Parish 49.29
17 East Baton Rouge Parish 49.21
18 Bienville Parish 48.77
19 Rapides Parish 48.63
20 West Feliciana Parish 48.42
21 Iberia Parish 47.95
22 Lincoln Parish 47.88
23 East Feliciana Parish 46.22
24 West Carroll Parish 46.20
25 Caddo Parish 46.10
26 St. Landry Parish 45.71
27 Concordia Parish 45.66
28 Iberville Parish 43.74
29 Jefferson Parish 42.61
30 Winn Parish 42.47
31 Jackson Parish 42.24
32 West Baton Rouge Parish 42.05
33 De Soto Parish 41.87
34 St. Martin Parish 41.59
35 Vernon Parish 41.42
36 Claiborne Parish 41.33
37 Union Parish 40.99
38 Allen Parish 40.85
39 Evangeline Parish 39.96
40 Assumption Parish 39.58
41 St. Bernard Parish 38.96
42 Lafayette Parish 38.82
43 Beauregard Parish 38.07
44 Tangipahoa Parish 37.69
45 Pointe Coupee Parish 37.36
46 Washington Parish 36.59
47 Sabine Parish 36.24
48 Avoyelles Parish 35.24
49 Bossier Parish 33.50
50 St. Charles Parish 32.45
51 Calcasieu Parish 32.10
52 Terrebonne Parish 31.65
53 Plaquemines Parish 30.66
54 LaSalle Parish 30.22
55 Ascension Parish 30.19
56 Webster Parish 29.96
57 Vermilion Parish 27.54
58 Jefferson Davis Parish 26.63
59 Lafourche Parish 26.28
60 Caldwell Parish 25.10
61 Acadia Parish 25.07
62 St. Tammany Parish 23.60
63 Livingston Parish 19.73
64 Cameron Parish 19.59