# Counties in Louisiana by average household size, 2024

All 64 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `average_household_size`
- Unit: persons per household
- Definition: Average number of persons per private household. EU countries: EU-SILC. United States: American Community Survey five-year estimate of people in households divided by occupied housing units, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B25010: average household size of occupied housing units (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25010.dat)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B25010: average household size of occupied housing units. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25010.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/average-household-size/louisiana-counties

| Rank | Place | persons per household |
|---:|---|---:|
| 1 | Livingston Parish | 2.7 |
| 1 | St. Charles Parish | 2.7 |
| 3 | LaSalle Parish | 2.7 |
| 4 | Ascension Parish | 2.7 |
| 4 | St. Bernard Parish | 2.7 |
| 6 | Madison Parish | 2.7 |
| 6 | West Feliciana Parish | 2.7 |
| 8 | Plaquemines Parish | 2.7 |
| 9 | St. John the Baptist Parish | 2.7 |
| 10 | Calcasieu Parish | 2.6 |
| 11 | St. Martin Parish | 2.6 |
| 12 | Jefferson Davis Parish | 2.6 |
| 13 | Beauregard Parish | 2.6 |
| 13 | Vermilion Parish | 2.6 |
| 15 | Richland Parish | 2.6 |
| 16 | St. Helena Parish | 2.6 |
| 16 | St. James Parish | 2.6 |
| 16 | St. Tammany Parish | 2.6 |
| 19 | De Soto Parish | 2.6 |
| 19 | Grant Parish | 2.6 |
| 19 | St. Mary Parish | 2.6 |
| 19 | Tangipahoa Parish | 2.6 |
| 23 | Acadia Parish | 2.5 |
| 23 | East Feliciana Parish | 2.5 |
| 25 | Iberia Parish | 2.5 |
| 25 | Rapides Parish | 2.5 |
| 27 | Concordia Parish | 2.5 |
| 27 | Jackson Parish | 2.5 |
| 29 | Avoyelles Parish | 2.5 |
| 29 | Bossier Parish | 2.5 |
| 29 | Ouachita Parish | 2.5 |
| 29 | St. Landry Parish | 2.5 |
| 29 | Winn Parish | 2.5 |
| 34 | Terrebonne Parish | 2.5 |
| 34 | Vernon Parish | 2.5 |
| 36 | Lafourche Parish | 2.5 |
| 36 | West Baton Rouge Parish | 2.5 |
| 38 | Caldwell Parish | 2.5 |
| 38 | Cameron Parish | 2.5 |
| 38 | East Baton Rouge Parish | 2.5 |
| 41 | Sabine Parish | 2.5 |
| 42 | Evangeline Parish | 2.5 |
| 42 | Washington Parish | 2.5 |
| 44 | Allen Parish | 2.4 |
| 44 | Franklin Parish | 2.4 |
| 46 | Lafayette Parish | 2.4 |
| 46 | Morehouse Parish | 2.4 |
| 46 | Webster Parish | 2.4 |
| 49 | Jefferson Parish | 2.4 |
| 50 | Pointe Coupee Parish | 2.4 |
| 50 | West Carroll Parish | 2.4 |
| 52 | Iberville Parish | 2.4 |
| 53 | Union Parish | 2.4 |
| 54 | Natchitoches Parish | 2.4 |
| 55 | Catahoula Parish | 2.4 |
| 56 | Caddo Parish | 2.4 |
| 56 | Lincoln Parish | 2.4 |
| 58 | Red River Parish | 2.3 |
| 59 | Tensas Parish | 2.3 |
| 60 | Claiborne Parish | 2.3 |
| 61 | Assumption Parish | 2.3 |
| 62 | Orleans Parish | 2.3 |
| 63 | Bienville Parish | 2.2 |
| 64 | East Carroll Parish | 2 |