305 William St, Avoca, WI 53506 Property Records

Iowa County property record for 305 William St, Avoca, WI 53506

Property Summary

Property Type	Single Family Home
Lot Size	3.08 acres (134,165 sqft)
Owner	Individual on Record
Last Sale	$68,000 (May 2021)
Tax Bill	$1,283 (2025)
Deeds & Mortgages	Jun 2024 Sale May 2021 Sale
Flood Zone	Zone AE (high risk)
APN	`102-0163`

Property Details

APN / Parcel Number

Primary APN	`102-0163`
Alternative APN	`102 0163.0`

Exterior

Lot Area	134,165 sqft (3.08 acres)

Location & Zoning

Street Address	305 WILLIAM ST
City	AVOCA
State	WI
Zip	53506-9650
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	THAT PT OF THE SW1/4 OF THE SW1/4 OF S 12 T8N R1E DESC AS COMM 184 1/2' WEST OF THE SE CORNER THEREOF, TH NORTH 497', TH WEST 269 3/4', TH SOUTH 497' TO THE SOUTH LINE OF SAID FORTY ACRE TRACT, TH EAST 269 3/4' TO THE POB
Legal Range	01E
Legal Township	08N
Legal Section	12
Jurisdiction	IOWA WI
Township / Civil Division	AVOCA
Census Block Group	2
Census Block	2088
Census Tract	950200

Owner

Source: Iowa County assessment roll, as of April 21, 2026

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

Owner of Record	Individual on Record
Mailing Address	305 WILLIAM ST, AVOCA, WI 53506-9650
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 26, 2024	Warranty Deed, Transfer
May 3, 2021	Warranty Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 3, 2021 · Amount on Record
Deed Sale	May 3, 2021 · Amount on Record
Deed Document Number	2021372942
Record Updated	Sep 20, 2026

June 2024: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	IOWA WI
Recording Date	Jun 26, 2024
Property Address	305 WILLIAM ST, AVOCA, WI 53506-9650
Document Number	0000387560
Instrument Date	Jun 26, 2024
Instrument	387560
Transaction Type	Transfer
Record Updated	Apr 21, 2026

Transaction

Amount	Amount Recorded
Tax	$300.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	S13041 SHIFFLET RD LOT 122, 122, SPRING GREEN, WI 53588-9804

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	214 CARBIL RD, MUSCODA, WI 53573-7125

May 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	IOWA WI
Recording Date	May 3, 2021
Property Address	305 WILLIAM ST, AVOCA, WI 53506-9650
Document Number	372942
Instrument Date	Apr 30, 2021
Instrument	372942
Transaction Type	Transfer
Record Updated	Jul 19, 2021

Transaction

Amount	Amount Recorded
Tax	$204.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	214 CARBIL RD, 214, MUSCODA, WI 53573-7125

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	305 WILLIAM ST, AVOCA, WI 53506-9650

Tax Assessment & Valuation

Source: Iowa County assessment roll, as of April 21, 2026

Property Jurisdictions

Type	Name
State	Wisconsin
Municipality	Avoca Village
County	Iowa County
Unified School District	Riverdale School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,283.00	$81,600 Land $40,300 Building $41,300	$78,437 Land $38,738 Building $39,699

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 December 15, 2015 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Nearby Flood Policies	2 in force
Nearby Flood Claims	8 (2000–2008)
Claims Outside the SFHA	1 of 8
Most Recent Claim	Jun 2008 · Severe Storms, Tornadoes, And Flooding
Claims by Event	Severe Storms, Tornadoes, And Flooding, Jun 2008 · 8 claims

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 Risk	Low lower than 80% of the US · above 57% of Wisconsin
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 System	AVOCA WATERWORKS serves 545 people · EPA ID WI1250074
Water Source	Groundwater
Last State Inspection	May 2025
Lead	Under 1 ppb (2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line inventory Oct 2024 No certified operator Jul 2024
Monitoring and Reporting	2 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 50 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20
Brightspeed DSL	100 / 10
Bug Tussel Wireless Fixed Wireless	25 / 5

May also be available: Verizon.

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