Property Maintenance in DuPage County, IL (2026)

2 county-level rules, plus city-specific rules for 1 city in DuPage County, Illinois.

Verified from official government sources

Note: These county rules apply to unincorporated areas of DuPage County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Property Blight

The Building Official can declare a DuPage County structure unfit for human occupancy over unsanitary conditions, vermin infestation, missing utilities or fire hazards under Sec. 8-900's Sec. 301.4, and can order a vacant unfit building closed up under Sec. 301.5 to stop it becoming an attractive nuisance.

DuPage County Unfit and Dangerous Building Rules

Significant Restrictions

DuPage County Code § 8-900 (International Property Maintenance Code §§ 301.4-301.5, as amended)

301.4 Structure unfit for human occupancy. A structure is unfit for human occupancy whenever the Building Official finds that such structure is unsafe, unlawful or, because of the degree to which the structure is in disrepair or lacks maintenance, is unsanitary, vermin or rat infested, contains filth and contamination, or lacks ventilation, illumination, sanitary or heating facilities or other ...

Full ordinance details →Official source ↗

Vacant Lot Maintenance

If an unincorporated DuPage County property owner won't clear garbage or refuse from their land, the county can remove it after 15 days' certified-mail notice and place a lien on the property for the cleanup cost, ahead of most other liens except taxes.

DuPage County Garbage & Debris Removal on Lots

Some Restrictions

DuPage County Code § 30-19

AUTHORITY: The County of DuPage, through the director, shall have the authority to provide for the removal of garbage or refuse if the owner of property in the unincorporated areas of DuPage County refuses or neglects to remove the garbage or refuse from the property. The County shall seek voluntary clean up prior to exercising said authority. ... REASONABLE COSTS, LIEN, CONTRACT FOR REMOVAL: T...

Full ordinance details →Official source ↗

Property Maintenance by City in DuPage County

1 cities in DuPage County have their own property maintenance rules. Each link goes to that city's dedicated page with code citations.

NapervillePop. 149,540

3 verified rules • Property Blight, Snow & Sidewalk Clearing

All DuPage County ordinances

See every category we cover for DuPage County: parking, noise, fences, fires, animals, pools, and more.

DuPage County Ordinance Hub →