643 E Wilson St, Oconomowoc, WI 53066 Property Records

Waukesha County property record for 643 E Wilson St, Oconomowoc, WI 53066

Property Summary

Property Type	Single Family Home
Details	4 bd · 1.5 ba · 1,852 sqft
Lot Size	0.18 acres (7,841 sqft)
Owner	2 Company Names on Record
Last Sale	$228,000 (Jun 2016)
Tax Bill	$3,921 (2025)
Deeds & Mortgages	Apr 2020 Mortgage Sep 2017 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`OCOC-0561-415`

Property Details

APN / Parcel Number

Primary APN	`OCOC-0561-415`

Exterior

Lot Area	7,841 sqft (0.18 acres)

Location & Zoning

Street Address	643 E WILSON ST
City	OCONOMOWOC
State	WI
Zip	53066-2905
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	PRCL 2 CSM #690 VOL 4/246 REC AS DOC #697651 PT NE1/4 SEC 33 T8N R17E
Legal Range	17E
Legal Township	8N
Legal Section	33
Legal Subdivision	CERT SURV MAP 690
Legal Block	C
Legal Lot Number	2
Jurisdiction	WAUKESHA WI
Township / Civil Division	OCONOMOWOC
Census Block Group	3
Census Block	3030
Census Tract	204301

Owner

Source: Waukesha County records, as of June 23, 2026

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

Owner of Record	2 Company Names on Record
Mailing Address	643 E WILSON ST, OCONOMOWOC, WI 53066-2905
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Apr 24, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNIVERSITY/WI CU
Sep 15, 2017	Deed of Trust, Mortgage · Line of Credit UW CU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 9, 2016 · Amount on Record
Deed Sale	Jun 9, 2016 · Amount on Record
Prior Sale	Jan 28, 2013 · Amount on Record
Deed Document Number	20164211379
Last Transfer Date	Oct 9, 2023
Transfer Doc	0004818567
Record Updated	Sep 20, 2026

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	643 E WILSON ST, OCONOMOWOC, WI 53066-2905
Document Number	0004471412
Instrument Date	Apr 24, 2020
Transaction Type	Mortgage
Record Updated	Jul 3, 2020
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	643 E WILSON ST OCONOMOWOC WI 530662905, OCONOMOWOC, WI 53066-2905

Mortgage

Document Number	0004471412
Date	May 4, 2020
Instrument	4471412

Lender

Name	UNIVERSITY/WI CU
Type	Credit Union
Address	MADISON, WI 53744-4963

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	May 3, 2035

September 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	643 E WILSON ST, OCONOMOWOC, WI 53066-2905
Document Number	0004302339
Instrument Date	Sep 15, 2017
Transaction Type	Mortgage
Record Updated	Nov 20, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	643 E WILSON ST OCONOMOWOC WI 530662905, OCONOMOWOC, WI 53066-2905

Mortgage

Document Number	0004302339
Date	Sep 28, 2017
Instrument	4302339

Lender

Name	UW CU
Type	Credit Union
Address	MADISON, WI 53744

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Sep 27, 2047

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Waukesha County assessment roll, as of June 23, 2026

Property Jurisdictions

Type	Name
State	Wisconsin
County	Waukesha County
Municipality	Oconomowoc City
Unified School District	Oconomowoc Area School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$3,921.00 (+2.27%)	$378,500 (+16.32%) Land $59,500 Building $319,000	$384,100 (+13.1%)
2023	$3,834.00	$325,400 Land $59,500 Building $265,900	$339,600

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 October 19, 2025

FEMA Flood Zone	Zone X minimal risk
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	Not rated no burnable land within 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	OCONOMOWOC WATERWORKS serves 15,805 people · EPA ID WI2680227
Water Source	Groundwater
Last State Inspection	Apr 2025
Lead	7 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	None 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 259 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Spectrum Cable	1,000 / 50
Bertram Communications Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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