West South Central division · South
Louisiana
Louisiana authorized an average of 15,490 new housing units a year in 2021–2025, the second-largest total of the 4 West South Central states. Buildings with five or more units accounted for 12% of the units authorized in 2021–2025, the fourth-lowest share among the 50 states and DC. Recent building has not returned to boom levels: the 2021–2025 yearly average was 38% below the 2004–2006 average, the weakest recovery by this measure among the 4 West South Central states.
Single-family2–4 units5+ units
Its 2025 total was only 50% of the 2006 high of 28,671 units, the furthest below a series peak among the 4 West South Central states.
Houses or apartments
The closest match in building mix among the 50 other states is South Carolina (12% in five-plus buildings).
Boom, bust and since
Its peak year is shared by 3 other states, among them Alabama, Kansas, North Carolina. Annual permits fell from 28,671 during the mid-2000s boom to 11,343 in 2010, a drop of 60%. The nearest bust profile among the states was Texas's (61%).
Relative to population
With 4,618,189 residents in July 2025, Louisiana authorized 3.4 units per 1,000 residents a year in 2021–2025, under the national 4.7. The states with the nearest rates are Kentucky (3.4) and Kansas (3.2).
Metro areas
In 2021–2025, 94% of the units authorized in Louisiana fell in counties belonging to one of its 10 metro areas; the other 6.3% came from smaller towns and rural counties. Baton Rouge leads with 3,926 units a year.
Average units authorized per year, 2021–2025.
Busiest permit offices
Across Louisiana, 174 permit offices authorized new housing in 2021–2025. The busiest was St. Tammany Parish (unincorporated), with 5,933 units or 7.7% of the total, followed by New Orleans with 5,126. Among the three largest, New Orleans put 32% of its units in five-plus buildings, St. Tammany Parish (unincorporated) 0%.
Share of the units authorized in Louisiana, 2021–2025.
Reported and estimated
Permit offices in Louisiana reported 79% of the 2021–2025 units directly; the Census Bureau estimated 21% for offices that missed months (US: 8.2%; closest state: Massachusetts, 20%).
Similar in size
| State | 2004–2025 | 2025 units | Per 1,000 a year | 5+ share |
|---|---|---|---|---|
| Alabama | 19,061 | 4.0 | 17% | |
| Louisiana | 14,203 | 3.4 | 12% | |
| Kentucky | 14,940 | 3.4 | 36% | |
| Oregon | 14,839 | 4.2 | 38% | |
| Oklahoma | 15,513 | 3.5 | 14% |
Rates and shares: 2021–2025.
Every yearly figure behind the chart, split by building size: yearly-units.csv. Counting rules.