Washington State Estate Tax Calculator

Estimated Gross Estate Value

Current Law (Before July 1, 2025) Old Law

Effective rate: 0%

New Law (After July 1, 2025) New Law

Effective rate: 0%

Tax Difference: $0

Comparing old vs new law

Important Disclaimer

Key Changes Effective July 1, 2025:

Exemption increases from $2,193,000 to $3,000,000
Tax rates increase significantly for larger estates
Annual CPI adjustments to exemption begin January 1, 2026

This calculator provides estimates based on Washington State estate tax rates and is for informational purposes only. Actual estate tax calculations may involve additional factors, deductions, and complexities not considered in this simplified calculator. Please consult with a qualified estate planning attorney or tax professional for accurate tax planning and compliance advice.