Metro area in Louisiana · part of the Baton Rouge-Hammond, LA combined area
Hammond, LA
The Hammond metro area authorized 1,163 new housing units in 2025. Relative to population, the rate was 9.3 units per 1,000 residents a year in 2021–2025, the highest rate of the 10 metro areas based in Louisiana. Buildings with five or more units accounted for 38% of the units authorized in 2021–2025, the highest share among the 10 metro areas based in Louisiana.
Single-family2–4 units5+ units
Its population grew 5.8% between 2020 and 2025, the fastest growth among the 10 metro areas based in Louisiana.
Busiest permit offices
Across the metro area, 3 permit offices authorized new housing in 2021–2025. The busiest was Tangipahoa Parish (unincorporated), with 3,397 units or 53% of the total, followed by Hammond with 2,923. Among the three largest, Hammond put 84% of its units in five-plus buildings, Tangipahoa Parish (unincorporated) 0%.
Share of the units authorized in the metro area, 2021–2025.
The wider Baton Rouge-Hammond region
The Census Bureau groups Hammond with one neighboring metro area in the Baton Rouge-Hammond, LA combined area. Metro areas in it authorized 5,212 units a year in 2021–2025 (micropolitan parts not counted); Hammond accounted for 25%. The other, with its yearly average: Baton Rouge (3,926).
Houses or apartments
The closest match in building mix among the 386 other metro areas is Roanoke (38% in five-plus buildings). That share has risen sharply since 2004–2006, when it stood at 4.9%. Units in five-plus buildings peaked in 2022 (581), single-family houses in 2006 (1,881).
Boom, bust and since
Hammond authorized the most units in 2006 (2,124); 2025 reached 55% of that. Its peak year is shared by 30 other metro areas, among them Manhattan, Alexandria, Salisbury. Annual permits fell from 2,124 during the mid-2000s boom to 526 in 2010, a drop of 75%. The nearest bust profile in the West South Central states was Hot Springs's (77%). The 2021–2025 pace of 1,285 units a year is 7.9% below the 2004–2006 pace. From 2024 to 2025 the count rose 7.2%.
Similar in size
| Metro area | 2004–2025 | 2025 units | Per 1,000 a year | 5+ share |
|---|---|---|---|---|
| Morgantown, WV | 30 | 0.1 | 0% | |
| Hammond, LA | 1,163 | 9.3 | 38% | |
| Harrisonburg, VA | 847 | 5.2 | 7.9% | |
| Bismarck, ND | 411 | 3.6 | 9.4% | |
| Jonesboro, AR | 1,017 | 7.8 | 10% |
Rates and shares: 2021–2025.
Every yearly figure behind the chart, split by building size: yearly-units.csv. State view: Louisiana. Counting rules.