Chelan County, WashingtonProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
Find the right property record
Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.
Tax bills & filing dates
These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.
- Tax bill mailing
- Mid-March 2026; the county's 2026 notice said statements were delayed and should arrive around mid-March, while the general calendar says statements are mailed around mid-February.
- Payment deadline
- April 30, 2026 for the first half and October 31, 2026 for the second half; the county's 2026 calendar also lists July 1 as the Board of Equalization petition deadline, dependent on Notice of Value mailing.
- Assessment appeal
- July 1, 2026 or within 30 days of the mailing date printed on the Notice of Value, whichever is later, for the Chelan County Board of Equalization.
Exemptions & appeals
Exemption filing
April 30, 2026 for Washington senior/disabled property-tax exemption applications; Chelan County's official exemption page provides the program contact and application information.
Senior relief
Chelan County's Senior/Disabled program reduces property tax for a qualifying primary-residence owner age 61+ or a qualifying disabled person; the county's current program page lists household income under $48,000 and directs applicants to the exemption administrator at 509-667-6364.
Valuation limits
Washington's 1% levy-revenue limit does not cap an individual parcel's assessed value. Chelan County annually updates values from market sales and assesses taxable property at 100% of fair market value; senior relief and current-use programs are separate.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.
More exemption & appeal guidance →