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Cook County, IL Property Maintenance: Property Blight (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Enforcement
Dept. of Building & Zoning / State's Attorney
Daily fine range
$500.00 to $1,000.00 per day
Remedies
Repair, demolition, or title forfeiture
Geographic scope
Unincorporated County + IGA municipalities
Citation
Cook County Code § 102-22

Summary

Buildings with imminently hazardous code violations, or vacant structures left open after a securing order, are declared public nuisances the County can force into court-ordered repair or demolition.

City-specific rules exist: Oak Park, Chicago, Arlington Heights, Oak Lawn, Skokie, Evanston, Schaumburg, and Tinley Park have their own property blight rules that differ from Cook County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

The following buildings and structures are hereby declared to be public nuisances subject to abatement proceedings under this section: ... (2) A building or structure that contains any violation of a health, fire, electrical, plumbing, building or zoning provision of this Code which is imminently dangerous and hazardous ... the owner ... shall be fined not less than $500.00 nor more than $1,000.00 for each day the nuisance has existed until the nuisance is abated.

Source: Cook County Building & Zoning ViolationsView official code

Full Breakdown

Cook County Code § 102-22 declares four categories of buildings public nuisances: a vacant building left open after a court or administrative securing order, a structure with an imminently dangerous health, fire, electrical, plumbing, building or zoning violation, a structure whose repair cost exceeds its post-repair market value, and one whose owner ignored a code-violation judgment for 60+ days. The State's Attorney can sue in Circuit Court for an abatement order covering repair, enclosure, demolition, or forfeiture of title; costs become a first lien on the property. Applies in unincorporated Cook County and in any municipality that has signed an intergovernmental agreement to participate.

Violations & Fines

Fines of $500 to $1,000 per day the nuisance continues, plus recoverable repair, demolition, receivership and attorney's-fee costs that attach as a first lien on the property, senior to prior mortgages except taxes.

Frequently Asked Questions

Does this apply inside Chicago or other Cook County towns?
No. It applies only in unincorporated Cook County unless a municipality has signed an intergovernmental agreement to opt in; Chicago has its own separate building code.
Can the County actually take the property?
Yes. Under § 102-22(b)-(c), a Circuit Court can order forfeiture of the owner's title to the County, or let the senior mortgage holder take possession as receiver to bring it into compliance.

Sources & Official References

Other rules in Cook County

All Cook County rules

Compare Cook County to another location·View the Illinois property maintenance overview

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