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Winnebago County, IL

Name: Building Permits — Winnebago County, IL
License: https://creativecommons.org/publicdomain/zero/1.0/

Residential building permits · 2015–2025

Housing units authorized (2025): 309
Construction valuation (2025): $87,039,136
By structure type (2025): 1-unit 309 · 2-unit 0 · 3-4 0 · 5+ 0

Units authorized by year

Year	Units	Valuation
2025	309	$87,039,136
2024	284	$75,134,406
2023	171	$39,942,355
2022	189	$41,982,429
2021	172	$30,329,564
2020	149	$26,205,342
2019	250	$33,515,278
2018	220	$25,741,171
2017	195	$26,084,431
2016	194	$24,502,609
2015	122	$15,990,376

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.