Pacific division · West
Hawaii
Hawaii authorized 3,708 new housing units in 2025. Recent building has not returned to boom levels: the 2021–2025 yearly average was 56% below the 2004–2006 average, the third-weakest recovery by this measure among the 50 states and DC. Its 2025 total was only 38% of the 2005 high of 9,828 units, the fifth-furthest below a series peak among the 50 states and DC.
Single-family2–4 units5+ units
Buildings with five or more units accounted for 34% of the units authorized in 2021–2025, the second-lowest share among the 5 Pacific states.
Houses or apartments
The closest match in building mix among the 50 other states is Utah (34% in five-plus buildings).
Boom, bust and since
Its peak year is shared by 19 other states, among them Maine, Rhode Island, West Virginia. Annual permits fell from 9,828 during the mid-2000s boom to 2,617 in 2009, a drop of 73%. The nearest bust profile among the states was Connecticut's (73%).
Relative to population
With 1,432,820 residents in July 2025, Hawaii authorized 2.7 units per 1,000 residents a year in 2021–2025, under the national 4.7. The states with the nearest rates are Mississippi (2.7) and Ohio (2.6).
Metro areas
In 2021–2025, 68% of the units authorized in Hawaii fell in counties belonging to one of its 2 metro areas; the other 32% came from smaller towns and rural counties. Urban Honolulu leads with 1,780 units a year.
Average units authorized per year, 2021–2025.
Busiest permit offices
Across Hawaii, 4 permit offices authorized new housing in 2021–2025. The busiest was Honolulu County, with 8,899 units or 46% of the total, followed by Hawaii County with 5,297. Among the three largest, Honolulu County put 53% of its units in five-plus buildings, Hawaii County 2.1%.
Share of the units authorized in Hawaii, 2021–2025.
Reported and estimated
Permit offices in Hawaii reported 78% of the 2021–2025 units directly; the Census Bureau estimated 22% for offices that missed months (US: 8.2%; closest state: Montana, 22%).
Similar in size
| State | 2004–2025 | 2025 units | Per 1,000 a year | 5+ share |
|---|---|---|---|---|
| Hawaii | 3,708 | 2.7 | 34% | |
| New Hampshire | 5,030 | 3.5 | 28% | |
| Maine | 6,979 | 4.7 | 21% | |
| Montana | 5,258 | 5.1 | 40% | |
| Rhode Island | 1,738 | 1.4 | 23% |
Rates and shares: 2021–2025.
Every yearly figure behind the chart, split by building size: yearly-units.csv. Counting rules.