Federal Data HubCensus Building Permits · JSON

Gallatin County, MT

Residential building permits · 2015–2025

Housing units authorized (2025)
1,544
Construction valuation (2025)
$288,233,414
By structure type (2025)
1-unit 843 · 2-unit 60 · 3-4 74 · 5+ 567

Units authorized by year

YearUnitsValuation
20251,544$288,233,414
20241,706$430,586,180
20231,864$406,454,210
20222,322$474,971,625
20212,475$474,006,141
20202,038$386,981,336
20191,712$339,458,845
20181,620$343,388,039
20171,612$350,787,024
20161,550$334,198,465
20151,496$300,899,279

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.