Illinois Estate Tax Calculator
Estimate your 2026 Illinois and federal estate tax exposure instantly — using current rates and exemptions.
Enter Your Estate Details
For informational purposes only — not legal or tax advice. Results do not account for marital deductions, debts, or other adjustments.
Total approximate gross value before deductions
Post-1976 taxable gifts — enter 0 if none
100 for IL residents · Non-residents: % of assets in Illinois
Default: $15,000,000 per person (2026) · Adjust if amount changes
This calculator provides estimates only and does not constitute legal or tax advice. Results do not account for marital deductions, charitable deductions, debts, mortgages, QTIP elections, or other adjustments that may reduce the taxable estate. Consult a licensed estate planning attorney for a complete analysis.