Ranking of Louisiana Counties By Percentage of Population with Unclassified Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.03M people in Louisiana with Unclassified ancestry (22.08% of Louisiana population). Among all Louisiana counties, Caldwell Parish had the highest percentage of its population with Unclassified ancestry (36.88%), followed by Bossier Parish (36.03%), and Livingston Parish (35.63%).
The chart and table below shows the top 10 counties with high percentage of its population having Unclassified ancestry.
You can see similar information for other states and for other ancestry groups in Louisiana.
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Related Topics: Louisiana ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Louisiana Counties By Percentage of Population with Unclassified Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Caldwell Parish | 36.88 |
| 2 | Bossier Parish | 36.03 |
| 3 | Livingston Parish | 35.63 |
| 4 | Washington Parish | 32.43 |
| 5 | De Soto Parish | 31.75 |
| 6 | Jefferson Davis Parish | 29.27 |
| 7 | Acadia Parish | 29.01 |
| 8 | Terrebonne Parish | 28.47 |
| 9 | Winn Parish | 28.39 |
| 10 | Calcasieu Parish | 27.51 |
| 11 | Red River Parish | 26.99 |
| 12 | Plaquemines Parish | 26.32 |
| 13 | Caddo Parish | 26.18 |
| 14 | Jackson Parish | 26.03 |
| 15 | Beauregard Parish | 25.98 |
| 16 | Sabine Parish | 25.97 |
| 17 | Lafourche Parish | 25.93 |
| 18 | Cameron Parish | 25.10 |
| 19 | Bienville Parish | 24.95 |
| 20 | St. Bernard Parish | 24.57 |
| 21 | St. Charles Parish | 24.49 |
| 22 | Morehouse Parish | 23.93 |
| 23 | Assumption Parish | 23.91 |
| 24 | Ascension Parish | 23.81 |
| 25 | Lincoln Parish | 23.18 |
| 26 | Vermilion Parish | 22.92 |
| 27 | West Baton Rouge Parish | 22.77 |
| 28 | Union Parish | 22.73 |
| 29 | St. Helena Parish | 22.39 |
| 30 | Webster Parish | 22.07 |
| 31 | Allen Parish | 21.94 |
| 32 | Grant Parish | 21.79 |
| 33 | Iberia Parish | 21.33 |
| 34 | Tangipahoa Parish | 21.28 |
| 35 | Concordia Parish | 21.24 |
| 36 | East Feliciana Parish | 21.17 |
| 37 | St. Tammany Parish | 20.86 |
| 38 | Richland Parish | 20.66 |
| 39 | Evangeline Parish | 20.61 |
| 40 | Jefferson Parish | 20.55 |
| 41 | Pointe Coupee Parish | 20.31 |
| 42 | Ouachita Parish | 20.21 |
| 43 | Franklin Parish | 20.12 |
| 44 | East Baton Rouge Parish | 20.11 |
| 45 | Avoyelles Parish | 19.46 |
| 46 | LaSalle Parish | 18.85 |
| 47 | Vernon Parish | 18.71 |
| 48 | St. Landry Parish | 18.11 |
| 49 | Lafayette Parish | 17.75 |
| 50 | Rapides Parish | 17.37 |
| 51 | Iberville Parish | 16.87 |
| 52 | St. Martin Parish | 16.49 |
| 53 | St. Mary Parish | 15.93 |
| 54 | West Carroll Parish | 15.46 |
| 55 | St. James Parish | 15.36 |
| 55 | West Feliciana Parish | 15.36 |
| 56 | Orleans Parish | 15.17 |
| 57 | Natchitoches Parish | 14.36 |
| 58 | Catahoula Parish | 14.15 |
| 59 | St. John the Baptist Parish | 13.40 |
| 60 | Claiborne Parish | 13.32 |
| 61 | Madison Parish | 12.37 |
| 62 | Tensas Parish | 11.34 |
| 63 | East Carroll Parish | 10.04 |
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