Ranking of Louisiana Counties By Percentage of Population with Celtic Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 271 people in Louisiana with Celtic ancestry (0.01% of Louisiana population). Among all Louisiana counties, West Carroll Parish had the highest percentage of its population with Celtic ancestry (0.17%), followed by Beauregard Parish (0.16%), and Jefferson Davis Parish (0.04%).

The chart and table below shows the top 10 counties with high percentage of its population having Celtic 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 Celtic Ancestry in 2021
West Carroll Parish
Beauregard Parish
Jefferson Davis Parish
Ouachita Parish
Caddo Parish
Calcasieu Parish
Jefferson Parish
Livingston Parish
Natchitoches Parish
Orleans Parish
Ranking of Louisiana Counties By Percentage of Population with Celtic Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 West Carroll Parish 0.17
2 Beauregard Parish 0.16
3 Jefferson Davis Parish 0.04
4 Ouachita Parish 0.02
5 Caddo Parish 0.01
5 Calcasieu Parish 0.01
5 Jefferson Parish 0.01
5 Livingston Parish 0.01
5 Natchitoches Parish 0.01
5 Orleans Parish 0.01
5 St. John the Baptist Parish 0.01
5 St. Mary Parish 0.01
5 St. Tammany Parish 0.01
6 Lafayette Parish 0.004
7 East Baton Rouge Parish 0.002