Winnebago County property record for 449 W 4th Ave, Oshkosh, WI 54902
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,282 sqft · built 1920 |
| Lot Size | 0.144 acres (6,250 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,627 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-05060000 |
| Primary APN | 09-05060000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,282 sqft Living Area |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| 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 | 308 sqft |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Account Number | 909-05060000 |
|---|---|
| Street Address | 449 W 4TH AVE |
| City | OSHKOSH |
| State | WI |
| Zip | 54902-5828 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | LOT 3 BLK 78 PLAT OF ORIGINAL 3RD WARD |
| Legal Subdivision | OSHKOSH THIRD WARD |
| Legal Block | 78 |
| Legal Lot Number | 3 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 1200 |
449 W 4th Ave is owned and occupied by an individual.
Source: Winnebago County records, as of May 27, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 449 W 4TH AVE, OSHKOSH, WI 54902-5828 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| 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 | $153,100 Land $20,900 Building $132,200 | ||
| 2024 | $2,627.00 (+44.18%) | ||
| 2023 | $1,822.00 (-1.03%) Homeowner's exemption | $73,000 (-) Land $13,000 Building $60,000 | $105,486 Land $18,785 Building $86,701 |
| 2022 | $1,841.00 Homeowner's exemption | $73,000 Land $13,000 Building $60,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 449 W 4th Ave in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 100 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.
The area around 449 W 4th 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 744 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Bertram Communications Fixed Wireless | 100 / 20 |
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