Winnebago County property record for 357 W 18th Ave, Oshkosh, WI 54902
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 944 sqft · built 1953 |
| Lot Size | 0.139 acres (6,050 sqft) |
| Owner | Individual Name on File |
| Last Sale | $121,900 (Jun 2017) |
| Tax Bill | $3,308 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 14-05100000 |
| Primary APN | 14-05100000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 944 sqft Living Area |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 6,050 sqft (0.139 acres) |
| Lot Dimensions | 121 ft deep x 50 ft wide |
| Garage Type | Detached |
| Garage Area | 484 sqft |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Account Number | 914-05100000 |
|---|---|
| Street Address | 357 W 18TH AVE |
| City | OSHKOSH |
| State | WI |
| Zip | 54902-6813 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | W 50 FT OF LOT 58 LOIS SMITHS ADDN |
| Legal Subdivision | LOIS SMITHS ADDITION |
| Legal Lot Number | 58 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 1400 |
Source: Winnebago County assessment roll, 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 File |
|---|---|
| Mailing Address | 357 W 18TH AVE, OSHKOSH, WI 54902-6813 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 29, 2017 · Amount on Record |
| Deed Sale | Jun 29, 2017 · Amount on Record |
| Prior Sale | Jun 12, 2009 · Amount on Record |
| Deed Document Number | 201743004 |
| Record Updated | Sep 20, 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 | $189,100 (+58.24%) Land $20,000 Building $169,100 | ||
| 2024 | $3,308.00 (+3.18%) | ||
| 2023 | $3,206.00 (-0.09%) Homeowner's exemption | $119,500 (-) Land $14,800 Building $104,700 | $172,680 Land $21,386 Building $151,294 |
| 2022 | $3,209.00 Homeowner's exemption | $119,500 Land $14,800 Building $104,700 |
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 Policies | 1 in force |
| Nearby Flood Claims | 1 (2008) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jun 2008 · Severe Storms, Tornadoes, And Flooding |
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 | Low lower than 97% of the US · lower than 92% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 680 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Bertram Communications Fixed Wireless | 100 / 20 |
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