Index change and building permits for the year, with every county.
In 2007 the FHFA house price index for Iowa changed +1.8%, against +0.6% for the United States and +2.9% in 2006.
11,171 housing units were authorised by building permits in the state that year (8,674 single-family), −16.4% on 2006; the national total was 1,398,415.
+1.8%Iowa index, 2006–2007US +0.6%
11,171housing units permitted in 20078,674 single-family
82 of 99counties with a rising indexmedian county +2.1%
Ranked by the county index change from 2006 to 2007 (FHFA annual county index). Permits are units authorised in 2007; per 1,000 uses the vintage 2025 population.
Housing units authorised in Iowa 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.