Federal Data HubCensus Building Permits · JSON

Hamilton County, IA

Residential building permits · 2015–2025

Housing units authorized (2025)
12
Construction valuation (2025)
$3,147,919
By structure type (2025)
1-unit 7 · 2-unit 0 · 3-4 0 · 5+ 5

Units authorized by year

YearUnitsValuation
202512$3,147,919
20249$1,837,500
202336$9,461,335
202211$3,020,643
202135$5,014,785
20207$1,630,000
201919$2,038,000
201843$4,809,683
201727$2,820,000
20163$650,000
20154$764,745

The Census Building Permits Survey counts new privately-owned housing units authorized by building permits — a leading indicator of housing supply. "1-unit" is single-family; "5+ units" is larger multifamily. Figures are imputation-adjusted to cover permit offices that did not report.

Source: Census Building Permits Survey. License: CC0 1.0.