Benton County, WA

Benton County, WA assessor property search and records

Use this county guide to find official assessor property search resources, recorder and deed links, tax records, GIS parcel maps, permits, and property data insights for Benton County, Washington. Search an address or APN, then jump to official county sources or property tax and value data.

Official sources

Benton County assessor, recorder, tax, and parcel map sources

Use this table to find the official county source for assessor property search, recorded documents, property tax, GIS parcel maps, permits, and zoning records.

Benton County official assessor, tax, deed, GIS, permit, and land-use sources
Record typeOfficial sourceNotes
Assessed valuesBenton County Property Searchpropertysearch.co.benton.wa.us/propertyaccess/
  • Official county property search portal for assessment data.
  • Parcel numbers are in 6-6-4 format.
Deeds and recorded documentsBenton County Auditor Document Searcherecording.co.benton.wa.us/recorder/web/
  • Official Benton County Auditor online document search for recorded land records since 1972.
  • Cookies and JavaScript required.
Property taxesBenton County Treasurer Property Tax Searchwww.bentoncountytax.com
  • Official Benton County Treasurer property tax payment and search portal.
GIS and parcel mapsBenton County GIS Hubbenton-county-gis-bentonco.hub.arcgis.com
  • Official Benton County GIS hub for parcel maps and spatial data.
Permits and building recordsBenton County Building Divisionwww.bentoncountywa.gov/departments/community_development/building_division/index.php
  • Information on building permits for unincorporated areas of Benton County.
  • Electronic submittals accepted via email.
Zoning and land useBenton County GIS Web Mapsbenton-county-gis-bentonco.hub.arcgis.com/pages/web-maps
  • Provides access to various planning and zoning-related maps.
County data

Benton County tax rates and property values

County and city-level rollups from AssessorSearch indexed property data. Use these values as directional context, then verify parcel-specific details with the official county sources above.

Median estimated value$415,603

Median estimated market value for properties in this county.

AssessorSearch county data
Median assessed value$380,140

Median assessed value from county assessment records when available.

AssessorSearch county data
Median annual property tax$2,274

Median annual property tax amount from indexed tax records when available.

AssessorSearch county data
Median effective property tax rate0.75%

Median effective property tax rate calculated from annual tax and value fields.

AssessorSearch county data

City property data

Top city rollups for estimated value, assessed value, property tax rate, and tax amount.

Benton County city-level property value and tax-rate rollups
CityMedian estimated valueMedian assessed valueMedian effective property tax rateMedian tax amount
Kennewick$402,490$369,1200.29%$601
Richland$455,384$414,8600.82%$3,103
West Richland$458,981$427,5500.98%$4,373
Prosser$356,906$316,2650.94%$3,197
Benton City$356,558$315,2850.71%$2,325
Grandview$345,727$316,6900.94%$2,931
Plymouth$175,308$88,0000.51%$703
Paterson$192,798$74,7450.34%$460
FAQ

Benton County property records FAQ

Common questions about assessor, deed, tax, GIS, and permit records.

How do I find the owners of Benton County properties?

Use the official Benton County Property Search for county ownership and parcel records when owner names are available online. Use AssessorSearch property search as a free, easy-to-use option to look up Benton County properties by address or APN.

Where can I verify assessed value in Benton County?

Use the official Benton County Property Search for assessed values, parcel details, exemptions, and property characteristics when those records are available online.

Where can I find deeds or recorded documents in Benton County?

Use the official Benton County Auditor Document Search for deeds, mortgages, liens, plats, and other recorded documents. These records are usually separate from assessor property-value records.

Where can I view parcel maps or GIS data in Benton County?

Use the official Benton County GIS Hub for parcel maps, map layers, boundaries, and GIS context. GIS maps should be treated as reference tools, not legal surveys.

Can I build a list of Benton County property owners?

Use Affix by AssessorSearch for county property owner lists, filters, exports, skip tracing, and outreach workflows.

Related counties

More Washington property records

Use related county pages when researching nearby property records or comparing official source patterns.