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Grundy County, IL

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

Residential building permits · 2015–2025

Housing units authorized (2025): 114
Construction valuation (2025): $35,517,191
By structure type (2025): 1-unit 56 · 2-unit 10 · 3-4 48 · 5+ 0

Units authorized by year

Year	Units	Valuation
2025	114	$35,517,191
2024	88	$26,666,585
2023	55	$19,708,379
2022	53	$16,583,209
2021	78	$21,686,430
2020	127	$26,755,122
2019	207	$21,210,960
2018	206	$23,104,106
2017	203	$23,539,455
2016	208	$22,408,590
2015	188	$22,535,857

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.