Washington County, MO

Washington County, MO 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 Washington County, Missouri. Search an address or APN, then jump to official county sources or property tax and value data.

Official sources

Washington 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.

Washington County official assessor, tax, deed, GIS, permit, and land-use sources
Record typeOfficial sourceNotes
Assessed valuesWashington County Assessorwww.washingtoncountymo.us/assessor/
  • Provides information on property assessment and tax mapping.
Property searchWashington County Property Tax Inquirywashingtonmo.devnetwedge.com
  • Official portal for real estate and personal property search.
Deeds and recorded documentsWashington County Recorder of Deedswashcomorecorder.com
  • Official site for land records and document recording information. Online search requires registration via iCounty portal.
Property taxesWashington County Collector of Revenuewww.washingtoncountymo.us/collector/
  • Collector of Revenue page for tax information and online payment portal link.
GIS and parcel mapsWashington County GIS Parcel Mapmaps.camavision.com/washingtonmo
  • Interactive GIS parcel map provided via CAMA Vision.
County data

Washington 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$102,920

Median estimated market value for properties in this county.

AssessorSearch county data
Median assessed value$11,160

Median assessed value from county assessment records when available.

AssessorSearch county data
Median annual property tax$565

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

AssessorSearch county data
Median effective property tax rate0.52%

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.

Washington County city-level property value and tax-rate rollups
CityMedian estimated valueMedian assessed valueMedian effective property tax rateMedian tax amount
Potosi$104,531$11,5800.52%$570
Cadet$102,978$11,8350.53%$596
Mineral Point$96,294$8,7200.42%$401
Irondale$95,788$8,8800.57%$569
Sullivan$97,653$9,3050.63%$591
Belgrade$95,934$8,8000.54%$486
Richwoods$96,868$9,0400.47%$459
Bismarck$85,317$4,5700.42%$267
Blackwell$150,383$26,7100.55%$1,335
Caledonia$102,329$10,3800.58%$582
FAQ

Washington County property records FAQ

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

Where can I verify assessed value in Washington County?

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

Where can I look up Washington County property tax bills or payments?

Use the official Washington County Collector of Revenue for property tax bills, payment history, due dates, or tax collector records.

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

Use the official Washington County Recorder of Deeds 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 Washington County?

Use the official Washington County GIS Parcel Map 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 Washington County property owners?

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

Related counties

More Missouri property records

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