Knoxville, IL Rent Increase Laws 2026
Illinois has no rent cap but Landlords must give 30 days' notice before raising rent. Wrong notice = void increase.
In Illinois, there is no statewide rent cap. Landlords must provide 30-day written notice before any increase takes effect. An increase without proper notice is void.
This applies to properties in Knoxville, IL. Check all requirements for your property →
Key Takeaways — Knoxville Rent Increase Laws
- Notice required: 30 days before increase
- Wrong notice: Entire increase is void
Rent Increase Laws in Knoxville
Knoxville landlords must follow Illinois state law on rent increase laws. Understanding the specific rules, deadlines, and penalties can prevent costly violations.
30 days
notice required
Penalty Warning
Violate Illinois rent increase laws rules in Knoxville and you could have your increase voided. At Knoxville's median rent of $916/month, even a single violation adds up fast.
Knoxville Rental Market Context
Knoxville is the 424th-largest city in Illinois (population 2,815). With a median 2-bedroom rent of $916/month, it falls in the budget range for Illinois rental costs — 4% below the state median of $952/month.
How Knoxville Compares in Knox County
Knoxville ranks #3 of 13 cities in Knox County by population. Because rent increase laws rules are often tied to rent amounts, costs vary across the county.
| City | Population | Median Rent | Increase Rule |
|---|---|---|---|
| Galesburg | 29,130 | $916/mo | 30-day notice |
| Abingdon | 2,851 | $916/mo | 30-day notice |
| Knoxville | 2,815 | $916/mo | 30-day notice |
| East Galesburg | 740 | $916/mo | 30-day notice |
| Wataga | 716 | $916/mo | 30-day notice |
| Oneida | 675 | $916/mo | 30-day notice |
| Yates City | 623 | $916/mo | 30-day notice |
| Williamsfield | 552 | $916/mo | 30-day notice |
| Altona | 447 | $916/mo | 30-day notice |
| Victoria | 257 | $916/mo | 30-day notice |
| Henderson | 256 | $916/mo | 30-day notice |
| Maquon | 215 | $916/mo | 30-day notice |
| Rio | 204 | $916/mo | 30-day notice |
Rents based on HUD Fair Market Rents (FY2026) for Knox County, Illinois. All cities follow Illinois state law unless a local ordinance applies.
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Rents based on HUD Fair Market Rents (FY2026) for Knox County.
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More Knoxville Landlord Laws
Rent Increase Laws in Nearby Cities
Own properties in multiple cities? Rules may differ locally:
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Not ready to start? Get the free Rent Increase Laws checklist for Illinois landlords.
Download Free ChecklistReviewed by Rachid Abadli
Founder & CEO, LeaseBase · Sacramento landlord · Self-managing since 2019
LeaseBase is a property management platform — not a law firm. Consult an attorney for legal advice specific to your situation.
