Ranking of Louisiana Counties By Percentage of Population with French (except Basque) Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 477.13K people in Louisiana with French (except Basque) ancestry (10.25% of Louisiana population). Among all Louisiana counties, Evangeline Parish had the highest percentage of its population with French (except Basque) ancestry (22.30%), followed by Avoyelles Parish (21.65%), and Lafourche Parish (19.26%).

The chart and table below shows the top 10 counties with high percentage of its population having French (except Basque) 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 French (except Basque) Ancestry in 2021
Evangeline Parish
Avoyelles Parish
Lafourche Parish
Terrebonne Parish
Jefferson Davis Parish
Acadia Parish
Assumption Parish
St. Martin Parish
Pointe Coupee Parish
Plaquemines Parish
Ranking of Louisiana Counties By Percentage of Population with French (except Basque) Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Evangeline Parish 22.30
2 Avoyelles Parish 21.65
3 Lafourche Parish 19.26
4 Terrebonne Parish 19.03
5 Jefferson Davis Parish 18.78
6 Acadia Parish 18.38
7 Assumption Parish 18.30
8 St. Martin Parish 18.23
9 Pointe Coupee Parish 17.98
10 Plaquemines Parish 17.96
11 Lafayette Parish 16.87
12 Vermilion Parish 16.86
13 St. Charles Parish 16.25
14 Natchitoches Parish 16.19
15 St. Tammany Parish 16.06
16 Ascension Parish 15.50
17 St. Bernard Parish 15.37
18 West Baton Rouge Parish 14.68
19 Livingston Parish 13.29
20 St. Mary Parish 12.94
21 Allen Parish 12.88
22 St. James Parish 12.25
23 Iberville Parish 11.98
24 Cameron Parish 11.95
24 West Feliciana Parish 11.95
25 Iberia Parish 11.94
26 Jefferson Parish 11.86
27 Tangipahoa Parish 11.20
28 Sabine Parish 11.04
29 Calcasieu Parish 10.30
30 St. Landry Parish 9.45
31 St. John the Baptist Parish 7.98
32 East Baton Rouge Parish 7.67
33 East Feliciana Parish 7.18
34 Beauregard Parish 7.14
35 Washington Parish 6.69
36 St. Helena Parish 6.45
37 Rapides Parish 6.31
38 Grant Parish 6.24
39 Orleans Parish 5.21
40 Jackson Parish 4.45
41 Winn Parish 4.27
42 Lincoln Parish 3.71
43 Concordia Parish 3.70
44 De Soto Parish 3.63
45 LaSalle Parish 3.28
46 Bienville Parish 3.15
47 Caddo Parish 2.99
48 Caldwell Parish 2.85
49 Ouachita Parish 2.74
50 Red River Parish 2.70
51 Bossier Parish 2.66
52 Morehouse Parish 2.50
53 Richland Parish 2.47
54 Union Parish 2.40
55 Vernon Parish 2.22
56 Catahoula Parish 2.13
57 Franklin Parish 1.76
58 East Carroll Parish 1.71
58 Tensas Parish 1.71
58 West Carroll Parish 1.71
59 Madison Parish 1.69
60 Webster Parish 1.62
61 Claiborne Parish 1.21