Wasco County, OregonProperty 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
- On or before October 25, 2026; Oregon county tax statements are mailed no later than October 25.
- Payment deadline
- For the 2026–27 tax year: full payment or 2/3 payment is due November 15, 2026 (next business day November 16 because November 15 is Sunday); the remaining 1/3 installment is due February 15, 2027 (next business day February 16 because February 15 is a legal holiday); the final 1/3 installment is due May 15, 2027 (next business day May 17 because May 15 is Saturday). Full payment receives a 3% discount and 2/3 payment a 2% discount.
- Assessment appeal
- File with the county Property Value Appeals Board after the 2026 tax statement and no later than December 31, 2026; if December 31 falls on a weekend or legal holiday, the deadline moves to the next business day.
Exemptions & appeals
Exemption filing
Oregon has no general homestead exemption. For the 2026–27 Senior and Disabled Citizens Property Tax Deferral, applications are generally filed after January 1 and by April 15, 2026; late filing may be available through December 1 with a county fee. Other statutory exemptions have different deadlines.
Senior relief
Oregon Senior and Disabled Citizens Property Tax Deferral: qualifying homeowners age 62 or older by April 15, 2026, or qualifying disabled homeowners, may defer 2026–27 property taxes if ownership, principal-residence, income, and other statutory requirements are met. The Oregon Department of Revenue pays the county and records a lien with interest. Official information and application: https://www.oregon.gov/dor/forms/FormsPubs/deferral-disabled-senior_490-015-1.pdf
Valuation limits
Oregon Measure 50 / ORS 308.146 generally limits maximum assessed value growth to 3% per year and assessed value cannot exceed real market value; exceptions include new property, improvements, partition/subdivision, changes in use or status, disqualification from exemption or special assessment, and other statutory events. Measure 5 separately limits tax rates based on real market value.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.