Property Tax 101

Columbia County, Washington - Assessor's Office

The Columbia County Assessor is responsible for appraising real estate and assessing a property tax on properties located in Columbia County, Washington. You can contact the Columbia County Assessor for:

• Appealing your property tax appraisal
• Your property tax bill
• Reporting upgrades or improvements
• Checking the Columbia County property tax due date
• Paying your property tax
• Information on your property's tax assessment

341 E Main StThe Columbia County Assessor's Office is located in Dayton, Washington. Dayton is the county seat of Columbia County, where most local government offices are located. The assessor's office is located in the same building as the Columbia County Courthouse, at 341 East Main Street.

Columbia County Assessor Contact Information

Additional Columbia County Information

Columbia County Assessor's Office Services

There are three major roles involved in administering property taxes - Tax Assessor, Property Appraiser, and Tax Collector. Note that in some counties, one or more of these roles may be held by the same individual or office. For example, the Columbia County Tax Assessor may also serve as the Columbia County Tax Appraiser.

1. The Columbia County Tax Assessor is responsible for setting property tax rates and collecting owed property tax on real estate located in Columbia County.
2. The Columbia County Property Appraiser is responsible for determining the taxable value of each piece of real estate, which the Tax Assessor will use to determine the owed property tax.
3. The Columbia County Tax Collector is responsible for collecting property tax from property owners. They issue yearly tax bills to all property owners in Columbia County, and work with the sheriff's office to foreclose on properties with delinquent taxes.

When contacting Columbia County about your property taxes, make sure that you are contacting the correct office. You can call the Columbia County Tax Assessor's Office for assistance at 509-382-2131. Remember to have your property's Tax ID Number or Parcel Number available when you call!

Please call the assessor's office in Dayton before you send documents or if you need to schedule a meeting. If you have general questions, you can call the Columbia County Courthouse at 509-382-4541.

Learn More

Find the tax assessor for a different Washington county

Find property records for Columbia County

The median property tax in Columbia County, Washington is $1,257.00

All of the Columbia County information on this page has been verified and checked for accuracy.
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