Winnebago County property record for 1645 Walnut St, Oshkosh, WI 54901
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 616 sqft · built 1925 |
| Lot Size | 0.142 acres (6,200 sqft) |
| Owner | Company Name on Record |
| Last Sale | $9,500 (May 2015) |
| Tax Bill | $1,451 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-06670000 |
| Primary APN | 12-06670000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 616 sqft Living Area |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | Cottage |
| Exterior Material | Other |
| Lot Area | 6,200 sqft (0.142 acres) |
| Lot Dimensions | 124 ft deep x 50 ft wide |
| Shed | 1 Shed |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Account Number | 912-06670000 |
|---|---|
| Street Address | 1645 WALNUT ST |
| City | OSHKOSH |
| State | WI |
| Zip | 54901-2847 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | LOT 25 FORDS REPLAT |
| Legal Subdivision | FORDS REPLAT |
| Legal Lot Number | 25 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 800 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 634 W 6TH AVE, OSHKOSH, WI 54902-5845 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 27, 2015 · Amount on Record |
| Deed Sale | May 27, 2015 · Amount on Record |
| Prior Sale | Apr 10, 2015 |
| Deed Document Number | 20151688328 |
| 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 | $78,700 (+76.85%) Land $20,700 Building $58,000 | ||
| 2024 | $1,451.00 (+13.63%) | ||
| 2023 | $1,277.00 (+1.03%) | $44,500 (-) Land $15,300 Building $29,200 | $64,304 Land $22,109 Building $42,195 |
| 2022 | $1,264.00 | $44,500 Land $15,300 Building $29,200 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 3 (2010–2018) |
| Claims Outside the SFHA | 2 of 3 |
| Most Recent Claim | May 2018 · rainfall accumulation |
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 626 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Bertram Communications Fixed Wireless | 100 / 20 |
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