Illinois Property Tax Exemptions
Every verified statewide exemption in Illinois, with eligibility cited to statute and estimated savings. Local-option programs your county or city may add are out of scope — confirm those with your assessor.
Data as of July 2026.
Programs at a glance
| Program | For | Mechanism | Benefit | Scope | Deadline |
|---|---|---|---|---|---|
| General Homestead Exemption | Homestead Exemption | Value reduction | $6,000 | All taxes | Varies by county; in most counties the exemption is granted automatically once established, Cook County requires annual application. |
| Low-Income Senior Citizens Assessment Freeze Homestead Exemption | Senior (65+) Exemption | Assessment freeze | Assessment freeze | All taxes | Annual filing of Form PTAX-340 with the Chief County Assessment Office each year. |
| Standard Homestead Exemption for Veterans with Disabilities | Disabled Veteran Exemption | Value reduction | Tiered | All taxes | Annual application (Form PTAX-342) filed with the Chief County Assessment Office; annual re-application by July 1. |
| Homestead Exemption for Persons with Disabilities | Disabled Person Exemption | Value reduction | $2,000 | All taxes | File initial Form PTAX-343 (with proof of disability) with the Chief County Assessment Office; renew annually with Form PTAX-343-R. |
Explore by exemption type
Looking for county-specific figures?
County pages estimate savings against that county's own effective tax rate. Open the calculator to pick your county and enter your details.
Informational only — not legal or tax advice. Exemption rules and amounts are summarized from official statutes and state tax-agency sources as of each program's verified date and can change by legislative session. Dollar figures are estimates derived from Census ACS county tax data, not actual bills. Confirm your eligibility and current amounts with your county assessor before relying on anything here.