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Three clear ways to file your Cook County appeal

DIY Appeal Packet ($69), Done-For-You filing ($97), or Contingency (22% of first-year savings only if the county grants a reduction). Every option is built around Cook County Assessor + Board of Review public records. We don't guarantee a reduction — county decisions are final.

Most Popular

DIY Appeal Packet

$69one-time

We build your comparable-property packet. You file it yourself.

  • Comparable property analysis
  • Ready-to-use comp report
  • Appeal argument draft
  • Step-by-step filing guide
  • Priority email support

Done-For-You

$97one-time

We prepare the packet and submit the appeal after you sign authorization.

  • Everything in DIY Appeal Packet
  • Explicit filing authorization at checkout
  • We submit the Board of Review forms
  • Status tracking through decision
  • Phone + email support

Contingency

22%of first-year savings · $0 upfront · $50 minimum

We handle everything. You pay only if the county reduces your assessment.

  • Everything in Done-For-You
  • No upfront cost
  • Fee applies only to granted savings
  • Full appeal management
  • Dedicated case manager
Request contingency review

How a flat packet compares to an attorney contingency

Illustrative example only — your actual savings depend on the reduction granted by the county and your township tax rate.

OptionCostYou keep on a $2,000 illustrative reduction
DIY filing (no help)$0$2,000 if granted
OverTaxed IL DIY packet ($69) or DFY ($97)Flat $69 or $97$1,903–$1,931 if granted
Attorney contingencyPercentage of savings (varies by firm)Whatever the contingency leaves you with

OverTaxed IL is not a law firm. Attorney fees vary widely — check your attorney's engagement letter for their actual rate.

Questions? Email us or run a free check first.

● OverTaxed IL
Cook County property tax appeals, built for homeowners.
support@overtaxed-il.com(847) 461-3189Schedule a call
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South & West17 · 2026 cycle
BerwynBloomBremenCalumet
North Suburbs13 · 2027 cycle
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City of Chicago8 · 2028 cycle
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About

Founded by Alexy Kaplun. OverTaxed IL is not a law firm and does not provide legal advice. Estimates are based on public Cook County Assessor records and may vary from final Board of Review outcomes.

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Privacy · Terms · Public-record estimates, not legal advice