98038 Property Tax Rate

Property owners in ZIP code 98038 (Maple Valley, Washington) pay a median of $6,344/year in property taxes on homes valued at $714,100. This translates to an effective tax rate of 0.89%, which is 16% above the Washington state average of 0.77%.

The monthly property tax burden for a median-valued home in 98038 is approximately $529, which factors into escrow payments on mortgages. This ZIP code is located within King County. This is $2,752 more than the Washington average of $3,592/year.

Compared to similar ZIP codes in Washington, 98038 has higher property taxes. ZIP codes with similar effective rates include 98901 (0.89%) and 98045 (0.89%).

In Maple Valley, property taxes represent approximately 4.4% of the median household income of $144,733, providing context for the relative tax burden on homeowners in this area.

Washington has no state property tax; King County Assessor assesses at market value with no annual growth cap, and your home resets to full fair market value at sale. King County offers the Senior/Disabled Property Tax Exemption for qualifying low-income homeowners and renters — eligibility requires age 61+ or disability with household income under the state limit (approximately $40,000–$45,000 depending on assets). Contact the King County Assessor's Exemptions Unit or visit the county website immediately after purchase to apply for any senior or disability relief; the deadline to file for the current tax year is typically March 31.