Enter your Property Index Number (PIN) below to get FREE comparable properties generated by our advanced AI.

Don't know your PIN? Find it here.

Coming Soon: DuPage, Lake & Will counties!

Empower Cook County property owners to reduce their 2025 taxes and property tax law firms to increase their success rate. We provide free comparables based on AI and data insights by leveraging all 2024 successful Assessor and Board appeals.
+75K successful Assessor appeals
+45K successful Board appeals

How It Works in 3 Simple Steps

1. Enter Your PIN

Provide your 14-digit Cook County Property Index Number.

2. AI Analyzes Data

Our algorithm processes 100+ factors to find the comparable properties.

3. Get Your Comps

Receive a list of comparable properties optimized for property tax appeals.

Choose the Option That's Right for You

Whether you're a homeowner filing your first appeal or a real estate professional managing multiple properties, we have a plan to fit your needs.

Feature Basic Premium Report
Core Features
AI-Selected Comparables 2 10
Successful Appeal Data Partial ✓
Property Feature Comparison Basic ✓
Report Details
Similarity Score - ✓
Assessed Value Per Sq. Ft. Analysis - ✓
Distance to Subject Property - ✓
Map View of Comparables - ✓
Printable PDF Report - View Sample ✓
Support
Email Support Standard Priority
Get Started Get Started

Why Use Our AI Comparables?

AI Precision

Our AI considers over 100 property characteristics, going far beyond simple square footage or location. We use a sophisticated vector search algorithm for deeper matching.

Save Money on Taxes

Accurate comparables are essential for a successful property tax appeal. Our service provides the evidence you need, potentially saving you hundreds or thousands.

Fast & Free

Get your results instantly without complex searches or expensive subscriptions. This tool is currently free for Cook County homeowners.

Unique Insights

See if your neighbors have successfully appealed before and who represented them, providing valuable context for your own appeal strategy.

What Users Are Saying

"This tool found comps I never would have considered. Helped my appeal!" - C. M.
"Finally, a modern way to look at property comparables for tax appeals." - V. S.
"So easy to use and the AI approach makes sense. Highly recommend." - A. A.

Important Information

  • Current State: Cook County Treasurer May 2025 "A Broken Property Tax Appeals System" report & dashboard provide a good overview of this topic.
  • Scope: Currently we support Residential & Condominium PINs in Cook County only (Commercial PINs are not supported).
  • Comparables Approach: Our AI finds the most similar properties across the entire county, regardless of township, tax code, or property class boundaries traditionally used. This provides a unique, data-driven perspective.
  • Cookies: Essential cookies are used for site functionality. By using the site, you consent to their use. Manage Consent Preferences.
  • Public Data: There are known problems with data integrity.
  • Disclaimer: This service provides informational comparables based on available public data and AI analysis. It is not legal or tax advice. Consult with a qualified professional for tax appeal guidance.