Index change and building permits for the year, with every county.
In 1997 the FHFA house price index for Idaho changed +2.7%, against +3.8% for the United States and +2.5% in 1996.
10,337 housing units were authorised by building permits in the state that year (8,838 single-family), −3.9% on 1996; the national total was 1,441,136.
+2.7%Idaho index, 1996–1997US +3.8%
10,337housing units permitted in 19978,838 single-family
29 of 31counties with a rising indexmedian county +3.7%
Ranked by the county index change from 1996 to 1997 (FHFA annual county index). Permits are units authorised in 1997; per 1,000 uses the vintage 2025 population.
Housing units authorised in Idaho 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.