570 Mill St, Fontana, WI 53125 Property Records

Walworth County property record for 570 Mill St, Fontana, WI 53125

Property Summary

Property Type	Single Family Home
Lot Size	0.419 acres (18,295 sqft)
Owner	Individual Name on Record
Last Sale	$175,000 (Jul 2008)
Tax Bill	$2,782 (2025)
Flood Zone	Zone X (minimal risk)
APN	`STFV 00228`

Property Details

APN / Parcel Number

Primary APN	`STFV 00228`

Exterior

Lot Area	18,295 sqft (0.419 acres)

Location & Zoning

Old Parcel Number	STFV00228
Street Address	570 MILL ST
City	FONTANA
State	WI
Zip	53125-1243
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1 BLK 5 ASSESS. PLAT NO. 1 C.L. DOUGLASS SUB. VILLAGE OF FONTANA ON GENEVA LAKE
Legal Subdivision	ASSESSORS PLAT NO. 1(C.L. DOUGLASS SUB.)
Legal Block	5
Legal Lot Number	1
Jurisdiction	WALWORTH WI
Township / Civil Division	FONTANA-ON-GENEVA LAKE
Census Block Group	1
Census Block	1035
Census Tract	1608

Owner

Source: Walworth County records, as of February 9, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	570 MILL ST, FONTANA, WI 53125-1243
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 7, 2008 · Amount on Record
Deed Sale	Jul 7, 2008 · Amount on Record
Deed Document Number	740666
Record Updated	Jun 8, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Wisconsin
County	Walworth County
Municipality	Fontana-on-Geneva Lake Village
Elementary School District	Fontana Joint No. 8 School District (PK - 08)
Secondary School District	Big Foot Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$2,782.00 (+1.13%) Homeowner's exemption	$347,200 (+50.5%) Land $127,300 Building $219,900	$371,840 (+26.78%) Land $136,334 Building $235,506
2023	$2,751.00 (-3.17%) Homeowner's exemption	$230,700 (-) Land $98,200 Building $132,500
2022	$2,841.00 Homeowner's exemption	$230,700 Land $98,200 Building $132,500	$293,285

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 March 2, 2023

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone A, within 500 ft
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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	None 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 System	FONTANA WATER UTILITY serves 1,839 people · EPA ID WI2650128
Water Source	Groundwater
Last State Inspection	Apr 2025
Lead	3 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
Monitoring and Reporting	6 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 95 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20