Louisiana Voting-age Population By County in 2021 (ACS-5Yrs)
Updated on February 28, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the voting-age population of Louisiana was 3.56M which was 76.36% of the total Louisiana population. Among all Louisiana counties, East Baton Rouge had the highest voting-age population (351.17K), followed by Jefferson (341.45K), and Orleans (307.09K).
On the other hand, the counties with the least voting-age population were: Tensas (3.30K), Cameron (4.30K), and East Carroll (5.90K).
The chart and table below shows the voting-age population of each county and the percentage of each county's population that are of voting-age.
You can see similar information for other states and by state for the United States.
Related Topics: Louisiana ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates, 2021 Census.
Louisiana Voting-age Population By County in 2021
Louisiana Voting-age Population By County in 2021
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| County | Voting-age Population | % of County Population |
|---|---|---|
| Acadia | 43000 | 73.88 |
| Allen | 17949 | 77.75 |
| Ascension | 91664 | 73.16 |
| Assumption | 16697 | 78.15 |
| Avoyelles | 30495 | 76.47 |
| Beauregard | 27316 | 75.01 |
| Bienville | 10135 | 77.19 |
| Bossier | 96495 | 75.09 |
| Caddo | 182577 | 76.15 |
| Calcasieu | 159147 | 74.84 |
| Caldwell | 7464 | 76.89 |
| Cameron | 4299 | 76.09 |
| Catahoula | 7140 | 78.32 |
| Claiborne | 11887 | 82.23 |
| Concordia | 14540 | 76.57 |
| De Soto | 20314 | 75.79 |
| East Baton Rouge | 351168 | 77.10 |
| East Carroll | 5896 | 78.59 |
| East Feliciana | 16117 | 82.28 |
| Evangeline | 24464 | 75.19 |
| Franklin | 14914 | 74.70 |
| Grant | 17649 | 79.37 |
| Iberia | 52345 | 74.23 |
| Iberville | 24387 | 79.56 |
| Jackson | 11914 | 78.31 |
| Jefferson | 341453 | 77.71 |
| Jefferson Davis | 23985 | 74.33 |
| Lafayette | 183637 | 76.14 |
| Lafourche | 74882 | 76.66 |
| LaSalle | 11331 | 76.72 |
| Lincoln | 38682 | 79.90 |
| Livingston | 104831 | 74.32 |
| Madison | 7877 | 76.50 |
| Morehouse | 19560 | 75.66 |
| Natchitoches | 29071 | 76.71 |
| Orleans | 307088 | 79.98 |
| Ouachita | 120278 | 75.07 |
| Plaquemines | 17424 | 74.03 |
| Pointe Coupee | 16363 | 78.10 |
| Rapides | 97918 | 75.06 |
| Red River | 5919 | 76.01 |
| Richland | 15403 | 76.59 |
| Sabine | 17110 | 76.46 |
| St. Bernard | 32173 | 73.42 |
| St. Charles | 39535 | 75.43 |
| St. Helena | 8612 | 79.15 |
| St. James | 15746 | 77.22 |
| St. John the Baptist | 32019 | 74.98 |
| St. Landry | 60777 | 73.23 |
| St. Martin | 39601 | 75.83 |
| St. Mary | 37792 | 75.86 |
| St. Tammany | 199684 | 75.98 |
| Tangipahoa | 99842 | 75.36 |
| Tensas | 3299 | 77.28 |
| Terrebonne | 82137 | 74.60 |
| Union | 16602 | 78.05 |
| Vermilion | 42960 | 74.36 |
| Vernon | 36866 | 75.14 |
| Washington | 34850 | 76.10 |
| Webster | 28813 | 77.13 |
| West Baton Rouge | 20637 | 76.25 |
| West Carroll | 7669 | 77.01 |
| West Feliciana | 12832 | 83.68 |
| Winn | 10991 | 79.21 |
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