Union County, IA

Union County, IA 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 Union County, Iowa. Search an address or APN, then jump to official county sources or property tax and value data.

Official sources

Union 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.

Union County official assessor, tax, deed, GIS, permit, and land-use sources
Record typeOfficial sourceNotes
Assessed valuesUnion County Beacon Property Searchbeacon.schneidercorp.com/Application.aspx
  • Primary portal for property assessment data.
  • Data provided 'as is' without warranty.
Deeds and recorded documentsUnion County Recorder Historical Recordscotthosting.com/iaunionexternal
  • Contains recorded documents from 1979 to present.
  • Historical deeds prior to 1979 available via separate index.
Property taxesIowa Treasurers Property Tax Paymentwww.iowatreasurers.org/parceldetail.php
  • Official state-wide portal used by Union County for tax payments.
  • Delinquent taxes are published in June.
GIS and parcel mapsUnion County Beacon GIS Portalbeacon.schneidercorp.com
  • Informational GIS maps; not a legal survey.
  • Aerial photography updated as of spring 2023.
Zoning and land useUnion County Ordinancesunioncountyiowa.gov/ordinances/
  • Contains county ordinances including flood plain, wind farm, and solar regulations.
  • Specific zoning maps may require contact with county staff.
County data

Union 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$142,542

Median estimated market value for properties in this county.

AssessorSearch county data
Median assessed value$117,940

Median assessed value from county assessment records when available.

AssessorSearch county data
Median annual property tax$1,776

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

AssessorSearch county data
Median effective property tax rate1.29%

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.

Union County city-level property value and tax-rate rollups
CityMedian estimated valueMedian assessed valueMedian effective property tax rateMedian tax amount
Creston$151,938$123,4401.27%$1,863
Afton$123,972$120,7551.53%$1,771
Lorimor$104,030$74,8451.43%$1,456
Thayer$97,405$100,0501.39%$1,429
Shannon City$80,835$49,0101.26%$752
Kent$101,906$32,0200.91%$442
Cromwell$122,712$107,5701.17%$1,252
Arispe$86,735$55,9901.24%$886
FAQ

Union County property records FAQ

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

Where can I verify assessed value in Union County?

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

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

Use the official Iowa Treasurers Property Tax Payment for property tax bills, payment history, due dates, or tax collector records.

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

Use the official Union County Recorder Historical Records 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 Union County?

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

Where can I search permits or zoning in Union County?

Use Union County Ordinances for zoning or land-use records. City properties may require city-specific planning portals.

Can I build a list of Union County property owners?

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

Related counties

More Iowa property records

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