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Poplar Grove, IL Late Fee Limits 2026

Late fees in Poplar Grove must be reasonable. Charge more and tenants sue to recover — courts void excessive fees regardless of what the lease says.

In Illinois, late fees must be reasonable and proportional to actual damages from late payment. There is no specific statutory cap, but courts void excessive fees. A 5-day grace period applies.

This applies to properties in Poplar Grove, IL. Check all requirements for your property →

Key Takeaways — Poplar Grove Late Fee Limits

  • Key rule: Must Be Reasonable
  • Violation risk: face a challenge in court

Late Fee Limits in Poplar Grove

Poplar Grove landlords must follow Illinois state law on late fee limits. Understanding the specific rules, deadlines, and penalties can prevent costly violations.

$1,175

median 2BR rent

Must Be Reasonable

key requirement

Penalty Warning

Violate Illinois late fee limits rules in Poplar Grove and you could face a challenge in court. At Poplar Grove's median rent of $1,175/month, even a single violation adds up fast.

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Poplar Grove Rental Market Context

Poplar Grove is the 323rd-largest city in Illinois (population 5,129). With a median 2-bedroom rent of $1,175/month, it falls in the premium range for Illinois rental costs — 23% above the state median of $952/month.

How Poplar Grove Compares in Boone County

Poplar Grove ranks #2 of 4 cities in Boone County by population. Because late fee limits rules are often tied to rent amounts, costs vary across the county.

City Population Median Rent Late Fee Limit
Belvidere 25,297 $1,175/mo Reasonable
Poplar Grove 5,129 $1,175/mo Reasonable
Capron 1,395 $1,175/mo Reasonable
Caledonia 180 $1,175/mo Reasonable

Rents based on HUD Fair Market Rents (FY2026) for Boone 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 Boone County.

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Late Fee Limits in Nearby Cities

Own properties in multiple cities? Rules may differ locally:

Caledonia, IL
Pop. 180
Capron, IL
Pop. 1,395
Belvidere, IL
Pop. 25,297
Roscoe, IL
Pop. 10,843
Loves Park, IL
Pop. 23,335

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How we researched this page: Late fee limits rules are based on Illinois state statutes. Rent data comes from HUD Fair Market Rents (FY2026) for Boone County. Last updated: August 2026.
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Reviewed 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.