If you own and live in a Cook County condo, there is a real chance the simplest savings on your bill is not there, and you have not noticed.
Quick Answer
In 2024, more than half of Cook County condominium parcels carried no homeowner exemption, compared with about a quarter of single-family houses. Some of that gap is rentals and investor-owned units that do not qualify. But a meaningful share are owner-occupants who simply never filed, and the homeowner exemption is worth real money every year it is missing.
The gap, by property type
We looked at Cook County's 2024 exemption records by property type.
Condos sit at the top of that list at about 57% with no homeowner exemption, more than double the rate for single-family houses at about 23%.
Why condos lag
A few reasons stack up for condominiums specifically:
- Many condos are rentals or second homes, which do not qualify, and that inflates the raw gap.
- Condo PIN confusion is common, and owners sometimes do not realize which parcel is theirs or what its record shows.
- New buyers assume the exemption transfers automatically with the unit. It does not always carry over cleanly.
The result is a lot of owner-occupied condos paying as if no one lives there.
What it is worth, and the part that reaches backward
The homeowner exemption takes $10,000 off your equalized assessed value, generally worth a few hundred to over a thousand dollars a year depending on your area.
And it may not stop at this year. If you qualified in recent prior years but the exemption was missing, Cook County's Certificate of Error process may let you recover some of that earlier money, not only fix it going forward.
A 60-second condo check
- Pull up your condo PIN and confirm it is the right parcel.
- Look at the exemption section. Is the homeowner exemption listed for the current year?
- Do you own and live in the unit as your primary residence?
- Was the exemption missing in recent prior years while you lived there?
If you live in the unit and the exemption is missing, that is the easiest fix on your bill.
Next step
For condo owners, the homeowner exemption is the most common thing left on the table, and it is also the easiest to claim.
Censum helps condo owners check their PIN and exemption status before they file, hire help, or give up a percentage of the result. Censum is independent and is not affiliated with Cook County or any government agency.