Winnebago County property record for 435 Olson Ave, Oshkosh, WI 54901 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,328 sqft · built 1974 |
| Lot Size | 0.411 acres (17,900 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $165,000 (Jun 2017) |
| Tax Bill | $5,253 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-50070000 |
| Primary APN | 12-50070000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,328 sqft Living Area |
| Gross Area | 624 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 17,900 sqft (0.411 acres) |
| Lot Dimensions | 179 ft deep x 100 ft wide |
| Garage Type | Attached |
| Garage Area | 624 sqft |
| Shed | 1 Shed |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Account Number | 912-50070000 |
|---|---|
| Street Address | 435 OLSON AVE |
| City | OSHKOSH |
| State | WI |
| Zip | 54901-1155 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BEG S LI OLSON AVE AT PT 200 FT E OF NE COR LOT 1, BLK 4,OLSON ACRES PLAT; TH E, ALG THE S LI OF SD OLSON AVE, 100FT; TH S 179 FT; TH W 100 FT, TH N 179 FT TO POB |
| Legal Subdivision | OLSON ACRES |
| Legal Block | 4 |
| Legal Lot Number | 1 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | OSHKOSH |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 1700 |
Source: Winnebago County records · APN 12-50070000
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 435 OLSON AVE, OSHKOSH, WI 54901-1155 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 09, 2017 · Amount on Record |
| Deed Sale | Jun 09, 2017 · Amount on Record |
| Prior Sale | Sep 15, 2014 · Amount on Record |
| Deed Document Number | 201741407 |
| Prior Transfer Date | Mar 17, 2016 |
| Prior Transfer Doc | 0001709393 |
| 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 | $291,900 (+83.35%) Land $42,300 Building $249,600 | ||
| 2024 | $5,253.00 (+19.71%) | ||
| 2023 | $4,388.00 (+0.25%) Homeowner's exemption | $159,200 (-) Land $30,200 Building $129,000 | $230,048 Land $43,640 Building $186,408 |
| 2022 | $4,377.00 Homeowner's exemption | $159,200 Land $30,200 Building $129,000 |
Source: FEMA National Flood Hazard Layer, Winnebago County (55139C), updated March 26, 2019 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 551390017001, refreshed September 2026 · 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 |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 5 (1995–2011) |
| Claims Outside the SFHA | 1 of 5 |
| Most Recent Claim | Apr 2011, rainfall accumulation |
| Claims By Storm |
|
| Wildfire Risk | Low above 4% of the US · above 10% of Wisconsin |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 193 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Bertram Communications | Fixed Wireless (unlicensed) | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
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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