528 W 5th Ave, Oshkosh, WI 54902 Property Records

Winnebago County property record for 528 W 5th Ave, Oshkosh, WI 54902

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 1,451 sqft · built 1860
Lot Size	0.144 acres (6,250 sqft)
Owner	Individual Name on Record
Last Sale	$66,000 (Sep 2007)
Tax Bill	$3,259 (2024)
Deeds & Mortgages	Feb 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`06-00300000`

Property Details

APN / Parcel Number

Primary APN	`06-00300000`
Alternative APN	`906-00300000`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Units	2 Units
Stories	1 Story
Building Area	1,451 sqft Living Area

Exterior

Year Built	Built 1860
Effective Year Built	Effective 1860
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Lot Area	6,250 sqft (0.144 acres)
Lot Dimensions	125 ft deep x 50 ft wide
Garage Type	Detached
Garage Area	528 sqft

Utilities, Heating & Cooling

Heating System	HVAC
Heating Fuel	Gas

Location & Zoning

Account Number	906-00300000
Street Address	528 W 5TH AVE
City	OSHKOSH
State	WI
Zip	54902-5908
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R2
Legal Description	LOT 19 BLK 95 PLAT OF ORIGINAL 3RD WARD
Legal Subdivision	PLAT OF THE ORIGINAL THIRD WARD
Legal Block	95
Legal Lot Number	19
Jurisdiction	WINNEBAGO WI
Township / Civil Division	OSHKOSH
Census Block Group	1
Census Block	1009
Census Tract	1200

Owner

Source: Winnebago County records, as of May 27, 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	1107 BUCHANAN AVE, OSHKOSH, WI 54902-3407
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 14, 2007 · Amount on Record
Deed Sale	Sep 14, 2007 · Amount on Record
Prior Sale	Jan 19, 2007 · Amount on Record
Deed Document Number	20071448234
Record Updated	Oct 29, 2026

February 2023: Land Contract, Transfer

Document Type	Land Contract
Jurisdiction	WINNEBAGO WI
Recording Date	Feb 10, 2023
Property Address	528 W 5TH AVE, OSHKOSH, WI 54902-5908
Document Number	0001899153
Map Reference	DOC 1712408
Instrument Date	Jan 25, 2023
Instrument	1899153
Transaction Type	Transfer
Record Updated	Aug 4, 2023

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$105.00
Amount Accuracy	Full Amount Stated
Additional	Notice of Foreclosure Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	8128 SAUBY RD, LARSEN, WI 54947-9558

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Date	Feb 10, 2023

Lender

Name	NOT AVAILABLE

Agreement

Amount	Amount Recorded
Term	60 Months
Due	Feb 1, 2028

Interest

Rate	5%

Tax Assessment & Valuation

Source: Winnebago County assessment roll, as of May 27, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$149,000 (+93.76%) Land $23,200 Building $125,800
2024	$3,259.00 (+18.9%)
2023	$2,741.00 (+0.11%)	$76,900 (-) Land $14,500 Building $62,400	$111,122 Land $20,953 Building $90,169
2022	$2,738.00	$76,900 Land $14,500 Building $62,400

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 26, 2019 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	5 in force
Nearby Flood Claims	9 (2004–2008)
Claims Outside the SFHA	4 of 9
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	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	OSHKOSH WATERWORKS serves 63,000 people · EPA ID WI4710457
Water Source	Surface water
Last State Inspection	Apr 2025
Lead	6 ppb (2025) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 177 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
Bertram Communications Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20