Property Tax Appeal — Issaquah, King County

Issaquah has 7,311 residential properties in the King County assessment roll. Recent comparable sales average $1,655,220. If your assessed value is higher than what similar homes are selling for, you may be overpaying property taxes.

Check Your Issaquah Property

Enter your address to instantly compare your assessment to recent sales in Issaquah.

Check My Assessment — Free

Takes 10 seconds. No signup required.

Issaquah Property Stats

Total Properties
7,311
Average Home Size
2,594 sq ft
Average Year Built
1994
Average Bedrooms
3.7
Average Bathrooms
2.4
Year Built Range
1900 — 2026

Recent Sales in Issaquah

Comparable Sales on File
869
Average Sale Price
$1,655,220
Average Price per Sq Ft
$623

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 Issaquah

98027 (3,594) 98029 (1,751) 98008 (1) 98025 (1) 98029-3602 (1) 98059 (1)

How to Appeal Property Taxes in Issaquah

Property tax appeals in Issaquah 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.