Property Tax Appeal — Maple Valley, King County

Maple Valley has 8,581 residential properties in the King County assessment roll. Recent comparable sales average $802,427. If your assessed value is higher than what similar homes are selling for, you may be overpaying property taxes.

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Maple Valley Property Stats

Total Properties
8,581
Average Home Size
2,176 sq ft
Average Year Built
1999
Average Bedrooms
3.6
Average Bathrooms
2.2
Year Built Range
1923 — 2026

Recent Sales in Maple Valley

Comparable Sales on File
1,089
Average Sale Price
$802,427
Average Price per Sq Ft
$382

These numbers are based on arm's-length residential sales in King County records. Your specific property may differ — run a free check above for personalized comps.

ZIP Codes in Maple Valley

98038 (6,899) 98010 (3) 98056 (3) 98059 (2) 98068 (2) 90838 (1) 98035 (1) 98038-3112 (1) 98039 (1) 98053 (1)

How to Appeal Property Taxes in Maple Valley

Property tax appeals in Maple Valley follow the same King County process. You have until July 1 each year to file with the Board of Equalization. The key to a successful appeal is strong comparable sales evidence — homes similar to yours that sold for less than your assessed value. Our tool finds those comps automatically and generates professional appeal documents you can file in about 10 minutes.