520 E Walworth Ave, Delavan, WI 53115 Property Records

Walworth County property record for 520 E Walworth Ave, Delavan, WI 53115

Property Summary

Property Type	Single Family Home
Lot Size	0.187 acres (8,146 sqft)
Owner	Company Name on File
Last Sale	$35,000 (Dec 2014)
Tax Bill	$3,596 (2025)
Flood Zone	Zone X (minimal risk)
APN	`XP 00087`

Property Details

APN / Parcel Number

Primary APN	`XP 00087`

Exterior

Lot Area	8,146 sqft (0.187 acres)

Location & Zoning

Old Parcel Number	XP00087
Street Address	520 E WALWORTH AVE
City	DELAVAN
State	WI
Zip	53115-1210
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	E 55' OF N 148' LOT 1 BLK 6 PASSAGE, ARAM & DOWNIE ADD. CITY OF DELAVAN
Legal Subdivision	PASSAGE ARAM & DOWNIE ADD
Legal Block	6
Legal Lot Number	1
Jurisdiction	WALWORTH WI
Township / Civil Division	DELAVAN
Census Block Group	4
Census Block	4001
Census Tract	702

Owner

Source: Walworth County records · APN XP 00087

Assessment roll updated January 1, 2025 · Last verified February 2026

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

Owner of Record	Company Name on File
Mailing Address	PO BOX 1301, LAKE GENEVA, WI 53147-6301
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Dec 05, 2014 · Amount on Record
Deed Sale	Dec 05, 2014 · Amount on Record
Prior Sale	Nov 21, 2013
Deed Document Number	896037
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Walworth County records · Assessment roll updated January 1, 2025 · Last verified February 2026

Property Jurisdictions

Type	Name
State	Wisconsin
County	Walworth County
Municipality	Delavan City
Unified School District	Delavan-Darien School District (PK - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$3,596.00 (+74.73%)	$235,000 (+26.41%) Land $23,500 Building $211,500	$251,716 (+4.16%) Land $25,172 Building $226,544
2023	$2,058.00 (-49.36%)	$185,900 (-) Land $15,000 Building $170,900
2022	$4,064.00	$185,900 Land $15,000 Building $170,900	$241,673

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of March 2, 2023 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless · Fiber in parts of the area	100 / 20

Based on FCC filings for 376 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	DELAVAN WATERWORKS serves 9,028 people
Water Source	Groundwater
Last State Inspection	Mar 2024
Lead	10 ppb (2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 last 3 years

Results are for the whole water system as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.