Property Tax 101

Benton County, Washington - Assessor's Office

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

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

620 Market StreetThe Benton County Assessor's Office is located in Prosser, Washington. Prosser is the county seat of Benton County, where most local government offices are located. The assessor's office is located in the same building as the Benton County government, at 620 Market Street.

Benton County Assessor Contact Information

Additional Benton County Information

Benton 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 Benton County Tax Assessor may also serve as the Benton County Tax Appraiser.

1. The Benton County Tax Assessor is responsible for setting property tax rates and collecting owed property tax on real estate located in Benton County.
2. The Benton 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 Benton County Tax Collector is responsible for collecting property tax from property owners. They issue yearly tax bills to all property owners in Benton County, and work with the sheriff's office to foreclose on properties with delinquent taxes.

When contacting Benton County about your property taxes, make sure that you are contacting the correct office. You can call the Benton County Tax Assessor's Office for assistance at 509-786-2046. Remember to have your property's Tax ID Number or Parcel Number available when you call!

Please call the assessor's office in Prosser before you send documents or if you need to schedule a meeting. If you have general questions, you can call the Benton County government at 509-786-5600.

Learn More

Find the tax assessor for a different Washington county

Find property records for Benton County

The median property tax in Benton County, Washington is $1,820.00

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