Will County, IL Landscaping Rules: Weed Ordinances (2026)
Key Facts
- Max height
- 10 inches
- Applies to
- Unincorporated Will County only
- Enforced by
- Chief Building Official, Dept. of Land Use
- Penalty
- Up to $500 per day
- Code basis
- IPMC Section 302.4 as amended
Summary
Unincorporated Will County property maintenance code caps weeds and plant growth at 10 inches; violations are a petty offense enforced by the Building Official, punishable by up to $500 per day.
Premises and exterior property shall be maintained free from weeds or plant growth in excess of 10 inches. IPMC Section 304.14 Insect Screens Delete section in its entirety IPMC Section 404.4.1 Room Area Change living room area from 120 square feet to 70 square feet. IPMC Section 602.2 Residential Occupancies To read: Dwellings shall be provided with heating facilities capable of maintaining a room temperature of 68°F (20°C) in all habitable rooms, bathrooms and toilet rooms based on the winter outdoor design temperature of 0 degrees. Cooking appliances shall not be used to provide space heating to meet the requirements of this section. IPMC Section 602.3 Heat Supply Delete first sentence in its entirety, delete exceptions in their entirety and insert the following. To read: Every owner and operator of any building who rents, leases or lets one or more dwelling units, rooming units, dormitory or guest rooms on terms, either expressed or implied, shall furnish heat to the occupants and maintain a temperature of not less than 68°F (20°C) in all habitable rooms, bathrooms and toilet rooms from September 15th to April 30th IPMC Section 602.4 Occupiable Work Spaces To read: Indoor occupiable work spaces shall be supplied with heat during "habitable working hours" of not less than 65°F (18°C). (Ord. 14-103, passed 5-15-2014; Am. Ord. 18-115, passed 5-17-2018; Am. Ord. 18- 116, passed 5-17-2018; Am. Ord. 21-102, passed 8-19-2021; Am. Ord. 22-387, passed 1-19-2023)
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2025 S-25: Supplement contains: Local legislation current through Ordinance No. 24-100, passed 4-18-2024 and Res. 23-387, passed 11-16-2023; and State legislation approved through 2024 Pamphlet #2).
Full Breakdown
Will County adopted the International Property Maintenance Code 2018 with local amendments in Chapter 150; Section 150.170 rewrites IPMC Section 302.4 to require premises and exterior property be kept free from weeds or plant growth over 10 inches. The rule applies only outside city, village and town limits per Section 150.003 -- Joliet, Bolingbrook, Romeoville, Plainfield and Lockport enforce their own municipal codes instead. The Chief Building Official, in the Department of Land Use, enforces the limit; Section 150.999 makes a violation a petty offense fined up to $500, with each day of noncompliance a separate offense.
Violations & Fines
Petty offense fined up to $500 per violation; each day the weeds exceed 10 inches is a separate offense under Section 150.999.
Frequently Asked Questions
Does this weed limit apply inside Joliet or Bolingbrook?
What happens if weeds go over 10 inches and I don't cut them?
Sources & Official References
Other rules in Will County
How Will County compares: Cities with the Strictest Weed and Property Maintenance Rules·Compare Will County to another location·View the Illinois landscaping rules overview
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