Index change and building permits for the year, with every county.
In 1999 the FHFA house price index for Hawaii changed −1.0%, against +4.3% for the United States and −0.2% in 1998.
4,211 housing units were authorised by building permits in the state that year (3,361 single-family), +26.7% on 1998; the national total was 1,663,533.
−1.0%Hawaii index, 1998–1999US +4.3%
4,211housing units permitted in 19993,361 single-family
0 of 4counties with a rising indexmedian county −0.8%
Ranked by the county index change from 1998 to 1999 (FHFA annual county index). Permits are units authorised in 1999; per 1,000 uses the vintage 2025 population.
Housing units authorised in Hawaii by yearsingle-family2+ unit buildings
Source: Federal Housing Finance Agency annual state and county house price indexes (updated March 31, 2026); Census Bureau Building Permits Survey annual state and county files. Public domain. Methodology.