Federal Data HubCensus Building Permits · JSON

St. Clair County, IL

Residential building permits · 2015–2025

Housing units authorized (2025)
463
Construction valuation (2025)
$133,896,858
By structure type (2025)
1-unit 285 · 2-unit 96 · 3-4 25 · 5+ 57

Units authorized by year

YearUnitsValuation
2025463$133,896,858
2024740$186,349,017
2023540$174,061,190
2022852$166,670,039
2021542$146,746,691
2020561$127,665,927
2019386$97,456,181
2018664$137,930,742
2017538$121,592,165
2016436$105,128,025
2015585$116,875,716

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.