Winnebago County property record for 531 E Irving Ave, Oshkosh, WI 54901 · Last verified June 2026
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 2,230 sqft · built 1880 |
| Lot Size | 0.204 acres (8,881 sqft) |
| Owner | Company Name on File |
| Tax Bill | $3,592 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 04-05590000 |
| Primary APN | 04-05590000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,230 sqft Living Area |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1880 |
| Architectural Style | Duplex Single |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 8,881 sqft (0.204 acres) |
| Lot Dimensions | 107 ft deep x 83 ft wide |
| Garage Type | Detached |
| Garage Area | 400 sqft |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Account Number | 904-05590000 |
|---|---|
| Street Address | 531 E IRVING AVE |
| City | OSHKOSH |
| State | WI |
| Zip | 54901-4638 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | E1/2 OF LOT 15 EXC S 5 FT ALSO E1/2 OF LOT 16 BLK 60 FORDSADDN |
| Legal Subdivision | FORDS ADD |
| Legal Block | 60 |
| Legal Lot Number | 15,16 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 200 |
Source: Winnebago County records · APN 04-05590000
Assessment roll updated May 27, 2026 · Last verified June 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 1336, OSHKOSH, WI 54903-1336 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Winnebago County records · Assessment roll updated May 27, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Winnebago County |
| Municipality | Oshkosh City |
| Unified School District | Oshkosh Area School District (PK - 12) |
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 | $190,000 (+90.57%) Land $21,000 Building $169,000 | ||
| 2024 | $3,592.00 (+21.56%) | ||
| 2023 | $2,955.00 (-20.37%) | $99,700 (-) Land $12,400 Building $87,300 | $144,068 Land $17,918 Building $126,150 |
| 2022 | $3,711.00 | $99,700 Land $12,400 Building $87,300 |
Source: FEMA National Flood Hazard Layer, Winnebago County (55139C), updated March 26, 2019 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 534 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| Bertram Communications | Fixed Wireless (unlicensed) | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T, Spectrum. Availability varies by address; speeds are provider-advertised maximums, not measured.
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