Waukesha County property record for 651 E Madison St, Oconomowoc, WI 53066
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,168 sqft |
| Lot Size | 0.12 acres (5,227 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $3,302 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | OCOC-0561-393 |
| Primary APN | OCOC-0561-393 |
|---|
| Lot Area | 5,227 sqft (0.12 acres) |
|---|
| Street Address | 651 E MADISON ST |
|---|---|
| City | OCONOMOWOC |
| State | WI |
| Zip | 53066-2956 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PT W1/2NE1/4 SEC 33 T8N R17E COM NW COR S44 47E 46.7 FT S 934 FT N89 35E 120 FT S 362.1 FT N88 41E 396 FT THE BGN N88 41E 44 FT S 120 FT S88 41W 44 FT N 120 FT TO BGN (A/K/A LOTS 30 & 31 BLK B UNREC 1ST ADD OCON HEIGHTS) R2070/988 |
| Legal Range | 17E |
| Legal Township | 8N |
| Legal Section | 33 |
| Legal Subdivision | ST ADD OCON HEIGHTS |
| Legal Block | B |
| Legal Lot Number | 30 |
| Jurisdiction | WAUKESHA WI |
| Township / Civil Division | OCONOMOWOC |
| Census Block Group | 3 |
| Census Block | 3029 |
| Census Tract | 204301 |
Source: Waukesha County records, as of June 23, 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 Record |
|---|---|
| Mailing Address | 651 E MADISON ST, OCONOMOWOC, WI 53066-2956 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Waukesha County assessment roll, as of June 23, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Waukesha County |
| Municipality | Oconomowoc City |
| Unified School District | Oconomowoc Area School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,302.00 (+9.52%) | $318,800 (+17.64%) Land $39,500 Building $279,300 | $323,500 (+14.39%) |
| 2023 | $3,015.00 Homeowner's exemption | $271,000 Land $39,500 Building $231,500 | $282,800 |
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 October 19, 2025
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 97.9% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | OCONOMOWOC WATERWORKS serves 15,805 people · EPA ID WI2680227 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2025 |
| Lead | 7 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 442 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Netwurx, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures