Winnebago County property record for 526 High Ave, Oshkosh, WI 54901
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,598 sqft · built 1920 |
| Lot Size | 0.135 acres (5,880 sqft) |
| Owner | Company Name on File |
| Last Sale | $343,000 (Nov 2021) |
| Tax Bill | $3,043 (2024) |
| Deeds & Mortgages | Nov 2021 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-03100000 |
| Primary APN | 01-03100000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,598 sqft Living Area |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Duplex Single |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 5,880 sqft (0.135 acres) |
| Lot Dimensions | 120 ft deep x 49 ft wide |
| Garage Type | Detached |
| Garage Area | 484 sqft |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Account Number | 901-03100000 |
|---|---|
| Street Address | 526 HIGH AVE |
| City | OSHKOSH |
| State | WI |
| Zip | 54901-4711 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R5 |
| Legal Description | LOT 15 EXC SE 14.5 FT ALSO SE 14.5 FT OF LOT 16 BLK JWESTERN ADDN |
| Legal Subdivision | BLK JWESTERN ADDN |
| Legal Block | J |
| Legal Lot Number | 15,16 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 501 |
526 High Ave, a duplex, is owned by a company that bought it in November 2021.
Source: Winnebago County records, as of May 27, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 2811, OSHKOSH, WI 54903-2811 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 15, 2021 · Amount on File |
| Deed Sale | Nov 15, 2021 · Amount on File |
| Prior Sale | Jan 21, 2016 · Amount on File |
| Deed Document Number | 20211868756 |
| Prior Transfer Date | Feb 1, 2015 |
| Prior Transfer Doc | 0001705167 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WINNEBAGO WI |
| Property Address | 526 HIGH AVE, OSHKOSH, WI 54901-4711 |
| Transaction Type | Mortgage |
| Record Updated | Jun 26, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0001868757 |
|---|---|
| Date | Nov 15, 2021 |
| Instrument | 1868757 |
| Name | WEST POINTE BANK |
|---|---|
| Type | Bank |
| Address | OSHKOSH, WI 54903 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 59 Months |
| Due | Oct 10, 2026 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
Source: Winnebago County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Winnebago County |
| Municipality | Oshkosh City |
| Unified School District | Oshkosh Area School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $161,000 (-) Land $25,700 Building $135,300 | ||
| 2024 | $3,043.00 (+18.22%) | $161,000 (+85.27%) Land $25,700 Building $135,300 | |
| 2023 | $2,574.00 (+1.06%) | $86,900 (-) Land $17,200 Building $69,700 | $125,572 Land $24,854 Building $100,718 |
| 2022 | $2,547.00 | $86,900 Land $17,200 Building $69,700 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 526 High Ave in Zone X, an area of minimal flood risk.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
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.
The area around 526 High Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 294 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| 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 DSL · Fiber in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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