How Censum works

The analytics behind your appeal.

over-assessed
Accuracy

Two ways to win, both tested

A home can be over-assessed two ways: priced above what similar homes sell for, or assessed higher than comparable homes. We test both and build your strongest case.

0 modeled odds
Odds

Calibrated on real outcomes

Your odds are modeled on 15 years of Cook County Board of Review rulings across 1.58M scored homes — a real number, never a guarantee.

✓
Packet

Ready to file

Comparable evidence, the numbers, and the paperwork — assembled and explained. You review, submit, and keep 100% of any savings.

What goes into your score

Every signal, weighted into one number.

Comparable sales $/sq ft vs peers Sale-to-assessment Assessment history Prior appeal outcomes Neighborhood results SCORE YOUR ODDS 0

See your home's odds.

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Censum is independent and not affiliated with any county. We provide analysis, not legal or tax advice. Modeled odds are not a guarantee — the Board of Review decides every appeal.