Winnebago County property record for 543 W 4th Ave, Oshkosh, WI 54902
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 816 sqft · built 1920 |
| Lot Size | 0.144 acres (6,250 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $53,000 (May 2018) |
| Tax Bill | $2,059 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-00150000 |
| Primary APN | 06-00150000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 816 sqft Living Area |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Cottage |
| 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 | 192 sqft |
| Heating System | HVAC |
|---|
| Account Number | 906-00150000 |
|---|---|
| Street Address | 543 W 4TH AVE |
| City | OSHKOSH |
| State | WI |
| Zip | 54902-5830 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | LOT 4 BLK 95 PLAT OF ORIGINAL 3RD WARD |
| Legal Subdivision | ORIGINAL THIRD WARD |
| Legal Block | 95 |
| Legal Lot Number | 4 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 1200 |
Source: Winnebago County records, as of July 10, 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 | Individual Name on Record |
|---|---|
| Mailing Address | 917 BOYD AVE, KAUKAUNA, WI 54130-2550 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 31, 2018 · Amount on Record |
| Deed Sale | May 31, 2018 · Amount on Record |
| Prior Sale | Sep 21, 2005 · Amount on Record |
| Deed Document Number | 20181767241 |
| Record Updated | Oct 29, 2026 |
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 | $109,200 (-) Land $20,900 Building $88,300 | ||
| 2024 | $2,059.00 (+25.09%) | $109,200 (+91.92%) Land $20,900 Building $88,300 | |
| 2023 | $1,646.00 (+1.04%) | $56,900 (-) Land $13,000 Building $43,900 | $82,221 Land $18,785 Building $63,436 |
| 2022 | $1,629.00 | $56,900 Land $13,000 Building $43,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
|
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.
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 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 |
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