Index change and building permits for the year, with every county.
In 2000 the FHFA house price index for South Dakota changed +4.9%, against +8.3% for the United States and +3.1% in 1999.
4,196 housing units were authorised by building permits in the state that year (3,142 single-family), +14.3% on 1999; the national total was 1,592,267.
+4.9%South Dakota index, 1999–2000US +8.3%
4,196housing units permitted in 20003,142 single-family
23 of 27counties with a rising indexmedian county +5.3%
Ranked by the county index change from 1999 to 2000 (FHFA annual county index). Permits are units authorised in 2000; per 1,000 uses the vintage 2025 population.
Housing units authorised in South Dakota 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.