# Counties in Louisiana by population density, 2025

All 64 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `population_density`
- Unit: inhabitants per km²
- Definition: Resident population divided by land area in km². World Bank figures use mid-year population and land area excluding inland water.
- Source: U.S. Census Bureau, Population Estimates Program resident population on 1 July divided by land area from the latest Census Gazetteer files, persons per km² (https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/)
- Retrieved: 2026-10-09
- Citation: U.S. Census Bureau. Population Estimates Program resident population on 1 July divided by land area from the latest Census Gazetteer files, persons per km². https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-09.
- Web page: https://invokely.ai/rankings/population-density/louisiana-counties
- CSV: https://invokely.ai/download/rankings/population-density/louisiana-counties.csv

| Rank | Place | inhabitants per km² |
|---:|---|---:|
| 1 | Orleans Parish | 824.6 |
| 2 | Jefferson Parish | 553.6 |
| 3 | East Baton Rouge Parish | 386.7 |
| 4 | Lafayette Parish | 370.5 |
| 5 | Ascension Parish | 179.9 |
| 6 | St. Tammany Parish | 127.5 |
| 7 | Ouachita Parish | 100.3 |
| 8 | Caddo Parish | 98.4 |
| 9 | Livingston Parish | 92.4 |
| 10 | Calcasieu Parish | 75.6 |
| 11 | St. John the Baptist Parish | 71.8 |
| 12 | St. Charles Parish | 70.3 |
| 13 | Tangipahoa Parish | 69 |
| 14 | Bossier Parish | 60.6 |
| 15 | West Baton Rouge Parish | 57.7 |
| 16 | St. Bernard Parish | 46.7 |
| 17 | Iberia Parish | 44.9 |
| 18 | Lincoln Parish | 39.6 |
| 19 | Rapides Parish | 36.7 |
| 20 | Lafourche Parish | 34.5 |
| 21 | St. Landry Parish | 33.8 |
| 22 | Acadia Parish | 33.6 |
| 23 | Terrebonne Parish | 32.7 |
| 24 | St. Mary Parish | 32.2 |
| 25 | St. James Parish | 30.7 |
| 26 | St. Martin Parish | 26.8 |
| 27 | Washington Parish | 25.9 |
| 28 | Webster Parish | 22.7 |
| 29 | Assumption Parish | 22.1 |
| 30 | Vermilion Parish | 19 |
| 31 | Jefferson Davis Parish | 18.7 |
| 32 | Evangeline Parish | 18.6 |
| 33 | Iberville Parish | 18.5 |
| 34 | Avoyelles Parish | 17.6 |
| 35 | East Feliciana Parish | 16.1 |
| 36 | West Feliciana Parish | 14.5 |
| 37 | Richland Parish | 13.6 |
| 38 | Pointe Coupee Parish | 13.6 |
| 39 | Grant Parish | 13.2 |
| 40 | Vernon Parish | 13.1 |
| 41 | Beauregard Parish | 12.2 |
| 42 | De Soto Parish | 12.1 |
| 43 | Franklin Parish | 11.8 |
| 44 | Morehouse Parish | 11.5 |
| 45 | Allen Parish | 11.5 |
| 46 | Natchitoches Parish | 11.1 |
| 47 | Plaquemines Parish | 11 |
| 48 | Jackson Parish | 10.7 |
| 49 | St. Helena Parish | 10.2 |
| 50 | Concordia Parish | 9.9 |
| 51 | West Carroll Parish | 9.8 |
| 52 | Sabine Parish | 9.7 |
| 53 | LaSalle Parish | 9.4 |
| 54 | Union Parish | 9.1 |
| 55 | Red River Parish | 7.1 |
| 56 | Claiborne Parish | 6.8 |
| 57 | Caldwell Parish | 6.8 |
| 58 | East Carroll Parish | 6.2 |
| 59 | Winn Parish | 6.1 |
| 60 | Bienville Parish | 5.8 |
| 61 | Madison Parish | 5.5 |
| 62 | Catahoula Parish | 4.5 |
| 63 | Tensas Parish | 2.4 |
| 64 | Cameron Parish | 1.4 |