Oregon property tax appeal guide
AppealTax can help review your assessment, identify errors, organize comparable sales, and prepare a clearer challenge before the local appeal window closes.
Start by checking your Notice of Valuation and gathering your county property record.
Oregon County Guides
Select your county or county-equivalent below for local property tax appeal guidance, basic deadline context, assessment-review steps, and residential tax-bill benchmarks.
Benton County
Clackamas County
Clatsop County
Columbia County
Coos County
Crook County
Curry County
Deschutes County
Douglas County
Gilliam County
Grant County
Harney County
Hood River County
Jackson County
Jefferson County
Josephine County
Klamath County
Lake County
Lane County
Lincoln County
Linn County
Malheur County
Marion County
Morrow County
Multnomah County
Polk County
Sherman County
Tillamook County
Umatilla County
Union County
Wallowa County
Wasco County
Washington County
Wheeler County
Yamhill County
Statewide Residential Benchmark
A broad statewide benchmark for Oregon is an effective property tax rate of about 0.87% of home value. On a $400,000 residential property, that equals about $3,480 per year. This is a statewide comparison point, not a guarantee of what any parcel will owe.
Basic statewide deadlines
Oregon appeal windows move fast
Oregon Board of Property Tax Appeals petitions are generally due by December 31.
Start by checking your Notice of Valuation and gathering your county property record.
Then confirm the current year’s instructions with your county assessor, local board, municipality, or state tax authority, especially if a deadline falls on a weekend or legal holiday.
Common questions
When is the Oregon property tax appeal deadline?
Oregon Board of Property Tax Appeals petitions are generally due by December 31. Confirm the exact current-year deadline with your local assessing office.
What should I gather first?
Gather your assessment notice, property record card, tax bill, exemption information, photos, repair estimates, and comparable sales.
Can AppealTax help with a Oregon assessment review?
AppealTax can help review your assessment, identify errors, organize comparable sales, and prepare a clearer challenge before the appeal window closes.