Ranking of Louisiana Counties By Population in 2023
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2023, the Population for Louisiana was 4.59M. Among all Louisiana counties, East Baton Rouge Parish had the highest population (450.94K), followed by Jefferson Parish (425.66K), and Orleans Parish (365.17K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Louisiana counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Louisiana Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2023 Census.
See this for other years:
Ranking of Louisiana Counties By Population in 2023
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| Rank | County | Population |
|---|---|---|
| 1 | East Baton Rouge Parish | 450943 |
| 2 | Jefferson Parish | 425657 |
| 3 | Orleans Parish | 365167 |
| 4 | St. Tammany Parish | 275801 |
| 5 | Lafayette Parish | 250486 |
| 6 | Caddo Parish | 226460 |
| 7 | Calcasieu Parish | 204474 |
| 8 | Ouachita Parish | 157712 |
| 9 | Livingston Parish | 150570 |
| 10 | Tangipahoa Parish | 137999 |
| 11 | Ascension Parish | 131954 |
| 12 | Bossier Parish | 130380 |
| 13 | Rapides Parish | 126453 |
| 14 | Terrebonne Parish | 104036 |
| 15 | Lafourche Parish | 95146 |
| 16 | St. Landry Parish | 81329 |
| 17 | Iberia Parish | 67702 |
| 18 | Vermilion Parish | 57181 |
| 19 | Acadia Parish | 56649 |
| 20 | St. Martin Parish | 51122 |
| 21 | St. Charles Parish | 50547 |
| 22 | Lincoln Parish | 48133 |
| 23 | St. Mary Parish | 47131 |
| 24 | Vernon Parish | 46247 |
| 25 | Washington Parish | 44951 |
| 26 | St. Bernard Parish | 44645 |
| 27 | St. John the Baptist Parish | 39615 |
| 28 | Avoyelles Parish | 38520 |
| 29 | Beauregard Parish | 36812 |
| 30 | Natchitoches Parish | 36391 |
| 31 | Webster Parish | 35444 |
| 32 | Evangeline Parish | 31945 |
| 33 | Jefferson Davis Parish | 31620 |
| 34 | Iberville Parish | 29794 |
| 35 | West Baton Rouge Parish | 28338 |
| 36 | De Soto Parish | 27161 |
| 37 | Morehouse Parish | 24055 |
| 38 | Plaquemines Parish | 22356 |
| 39 | Allen Parish | 22304 |
| 40 | Sabine Parish | 21936 |
| 41 | Grant Parish | 21929 |
| 42 | Union Parish | 20686 |
| 43 | Assumption Parish | 20223 |
| 44 | Pointe Coupee Parish | 19995 |
| 45 | Richland Parish | 19744 |
| 46 | Franklin Parish | 19265 |
| 47 | East Feliciana Parish | 19258 |
| 48 | St. James Parish | 19218 |
| 49 | Concordia Parish | 18009 |
| 50 | West Feliciana Parish | 15327 |
| 51 | Jackson Parish | 14867 |
| 52 | LaSalle Parish | 14764 |
| 53 | Claiborne Parish | 13643 |
| 54 | Winn Parish | 13412 |
| 55 | Bienville Parish | 12440 |
| 56 | St. Helena Parish | 10815 |
| 57 | Caldwell Parish | 9402 |
| 58 | West Carroll Parish | 9307 |
| 59 | Madison Parish | 9268 |
| 60 | Catahoula Parish | 8438 |
| 61 | Red River Parish | 7395 |
| 62 | East Carroll Parish | 6879 |
| 63 | Cameron Parish | 4773 |
| 64 | Tensas Parish | 3848 |