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340 Union St, Rio, WI 53960 Property Records

Columbia County property record for 340 Union St, Rio, WI 53960

Property Summary

Property TypeSingle Family Home
Lot Size0.219 acres (9,583 sqft)
OwnerIndividual Name on Record
Tax Bill$1,005 (2025)
Deeds & MortgagesOct 2020 Transfer
Flood ZoneZone X (minimal risk)
APN11177-265.02

Property Details

APN / Parcel Number

Primary APN11177-265.02

Exterior

Lot Area9,583 sqft (0.219 acres)

Location & Zoning

Street Address340 UNION ST
CityRIO
StateWI
Zip53960-8025
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 2, CSM 6262-46-11
Legal Range11E
Legal Township11N
Legal Section06
Legal SubdivisionVAN AERNAMS ADD
Legal Block4
Legal Lot Number2
JurisdictionCOLUMBIA WI
Township / Civil DivisionRIO
Census Block Group1
Census Block1025
Census Tract971000

Owner

Source: Columbia County records, as of February 20, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address340 UNION ST, RIO, WI 53960-8025
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last Transfer DateOct 26, 2020
Transfer Doc0000933787
Record UpdatedJun 8, 2026

October 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCOLUMBIA WI
Recording DateOct 26, 2020
Property Address340 UNION ST, RIO, WI 53960-8025
Document Number0000933787
Instrument DateAug 15, 2020
Instrument933787
Transaction TypeTransfer
Record UpdatedNov 6, 2020
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address340 UNION ST RIO WI 539608025, RIO, WI 53960-8025

Tax Assessment & Valuation

Source: Columbia County assessment roll, as of January 1, 2025

Property Jurisdictions

TypeName
StateWisconsin
CountyColumbia County
MunicipalityRio Village
Unified School DistrictRio Community School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$1,005.00 (+8.53%) Homeowner's exemption$62,800 (-) Land $18,300 Building $44,500$87,934 (+14.63%) Land $25,624 Building $62,310
2023$926.00 Homeowner's exemption$62,800 Land $18,300 Building $44,500$76,714 Land $22,355 Building $54,359

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective May 15, 2016 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 80% of the US · above 57% of Wisconsin
Wildfire Likelihood0.02% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemRIO WATERWORKS
serves 1,095 people · EPA ID WI1110111
Water SourceGroundwater
Last State InspectionAug 2024
Lead1 ppb (2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureLead service line inventory
currently in violation since Oct 2024
Monitoring and Reporting2
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 199 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Spectrum
Fiber · Cable in parts of the area		1,000 / 1,000
Verizon
Fixed Wireless		300 / 20

May also be available: Bertram Communications, UpNet WI.

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on Union St

Nearby Streets

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