Winnebago County property record for 3722 State Rd 21, Oshkosh, WI 54904
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.54 acres (23,522 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $489 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 002-1133 |
| Primary APN | 002-1133 |
|---|---|
| Alternative APN |
|
| Lot Area | 23,522 sqft (0.54 acres) |
|---|
| Heating System | HVAC |
|---|
| Account Number | 15270 |
|---|---|
| Street Address | STATE ROAD 21 |
| City | OSHKOSH |
| State | WI |
| Zip | 54901 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | KOELLER SUBDIV LOT 14 .54 A. |
| Legal Range | 16E |
| Legal Township | 18N |
| Legal Section | 18 |
| Legal Subdivision | KOELLER SUBDIV |
| Legal Lot Number | 14 |
| Jurisdiction | WINNEBAGO WI |
| Township / Civil Division | ALGOMA |
| Census Block Group | 3 |
| Census Block | 3016 |
| Census Tract | 1804 |
3722 State Rd 21, a single family home, is owned by two individuals.
Source: Winnebago County records, as of May 27, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3722 STATE ROAD 21, OSHKOSH, WI 54904-9321 |
| Owner Type | Individual |
| Vesting | Survivor |
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 | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Winnebago County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Winnebago County |
| County Subdivision | Algoma Town |
| Unified School District | Oshkosh Area School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $40,000 Land $40,000 | ||
| 2024 | $489.00 | ||
| 2023 | $489.00 (+3.6%) | $26,700 (-) Land $26,700 | $35,218 Land $35,218 |
| 2022 | $472.00 | $26,700 Land $26,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3722 State Rd 21 in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective March 26, 2019
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 3722 State Rd 21 is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 88% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 | ALGOMA TN SANITARY DIST 1 serves 3,935 people · EPA ID WI4711611 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2023 |
| Lead | Under 1 ppb (2023) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 63 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| Bertram Communications Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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