Chicago Real Property Transfer Tax Calculator

Estimate Chicago real property transfer tax, supplemental CTA tax, Illinois state transfer tax, Cook County transfer tax, and buyer/seller allocation questions.

Quick facts

  • Chicago city tax: $3.75 per $500
  • Supplemental tax: $1.50 per $500
  • State and county: additional

What to verify

  • Chicago transfer tax planning should separate city, supplemental CTA, Illinois state, and county layers.
  • The $3.75 city portion and $1.50 supplemental portion can have different payer conventions.
  • Ask title counsel to verify exemptions, declarations, stamps, and contract allocation before recording.

Official sources

Related calculators and guides

Next step

Separate Chicago city, CTA, state, and county lines before closing.

Open the calculator or review the closing checklist.

Common questions

What should I verify for Chicago Real Property Transfer Tax Calculator?

Estimate Chicago real property transfer tax, supplemental CTA tax, Illinois state transfer tax, Cook County transfer tax, and buyer/seller allocation questions. Key items include Chicago transfer tax planning should separate city, supplemental CTA, Illinois state, and county layers and The $3.75 city portion and $1.50 supplemental portion can have different payer conventions.

What is the next step after using Chicago Real Property Transfer Tax Calculator?

Separate Chicago city, CTA, state, and county lines before closing. Use the calculator result as a planning estimate, then verify final costs with the official authority and the professional handling closing.

Which official source supports Chicago Real Property Transfer Tax Calculator?

Start with City of Chicago real property transfer tax, then confirm the final treatment with the official authority and the professional handling the transaction.

Last reviewed: 2026-06-25. Estimates are educational and should be verified with the official authority and the professional handling closing.