Cook County Class 8 Property Tax Incentive
Class 8 grants the same 12-year reduced assessment as 6b/7b but is restricted to industrial and commercial property in severely economically depressed areas — primarily the five south-suburban townships: Bloom, Bremen, Calumet, Rich, and Thornton.
Check an Address — Free Snapshot
See whether a specific Chicago address sits inside the area that unlocks Cook County Class 8 Property Tax Incentive, alongside every other incentive that touches that parcel.
Industrial or commercial owners/developers in Bloom, Bremen, Calumet, Rich, or Thornton Township.
Cook County Class 8 Property Tax Incentive is administered at the county level. Depending on the program, eligibility may depend on the specific location, property type, or business activity rather than a single drawn boundary.
Boundaries are precise and change over time, so exact eligibility always depends on the specific address. The fastest way to know is to run a free snapshot for the parcel you have in mind.
Class 8 township eligibility layer not yet built. Township boundaries are available from Cook Central or ChicagoCityscape/pins GitHub; verify township eligibility with the Cook County Assessor before relying on this program.
Typical range · 10% assessment for 10 years, then 15% / 20%
- +10% assessment years 1-10 (vs. 25%)
- +15% year 11, 20% year 12
- +Renewable; broader eligibility than 6b/7b within the five townships
- +Both industrial AND commercial uses qualify (unlike 6b)
- 1Confirm parcel is in Bloom, Bremen, Calumet, Rich, or Thornton Township
- 2Obtain municipal resolution of support
- 3File Class 8 Eligibility Application with the Assessor before construction
- 4File Incentive Application post-completion with cost certifications
Verify township at cookviewer.cookcountyil.gov, then call (312) 603-7529
- Municipal resolution
- Township verification (parcel lookup)
- Project plans and permits
- Cost documentation and use evidence
This page is a starting point, not eligibility, legal, or tax advice. Verify current requirements, deadlines, and boundaries with the administering agency before applying or spending money — program rules and funding change over time.
- Municipal resolution of support — Host municipality
- Township verification — Cook County Assessor's Office
- Phone
- (312) 603-7529
- Web
- Visit site ↗
Last verified 2026-05-21
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