Washington Property Tax Calculator
See what Washington property tax actually costs in 2026. Plug in your home's assessed value and county for a full annual estimate covering county rates (0.5%–1.5%+), senior citizen/disabled exemption, and no state income tax.Updated 2026
Washington Property Tax Estimator — Quick Look
Estimated annual property tax for common home values.
| Assessed Value | County | Tax Rate | Annual Tax | Monthly |
|---|---|---|---|---|
| $400,000 | King (0.9%) | 0.90% | $3,600 | $300 |
| $500,000 | King (0.9%) | 0.90% | $4,500 | $375 |
| $500,000 | Pierce (1.1%) | 1.10% | $5,500 | $458 |
| $500,000 | Snohomish (0.9%) | 0.90% | $4,500 | $375 |
| $750,000 | King (0.9%) | 0.90% | $6,750 | $563 |
* Estimates for primary residence. Actual tax varies by city and special districts.
Washington Property Tax Information 2026
Average Effective Rate: 0.85%–1.10% County + City + School + Special
Assessment Ratio: Residential property assessed at 100% of market value.
Key Exemptions:
- Senior Citizen/Disabled Exemption: Income-based exemption for homeowners 61+ or disabled (partial or full exemption)
- Veterans Exemption: 100% disabled veterans may be fully exempt
- Levy Limit: Total tax levy cannot exceed 1% of assessed value ($10 per $1,000)
- Agricultural: Current use valuation for farm/forestry land
Tax Composition: State ~0%, County ~30%, City ~20%, School ~40%, Special districts ~10%
Source: Washington Department of Revenue — Updated July 2026
Frequently Asked Questions
Related Calculators
📊 Data Methodology
Washington property tax calculations use county-specific rates from the Washington Department of Revenue. 100% assessment ratio applies to residential property. Senior/disabled exemption is income-based. Source: WA DOR · Updated July 2026