Waukesha County property record for 511 Wisconsin Ave, Delafield, WI 53018
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,122 sqft · built 1960 |
| Lot Size | 0.25 acres (10,890 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $158,000 (Jul 2009) |
| Tax Bill | $3,909 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | DELC-0792-031 |
| Primary APN | DELC-0792-031 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| 1st Floor Area | 1,020 sqft |
| Attic | Attic |
| Attic Area | 102 sqft |
| Basement Area | 1,020 sqft |
| Game Room | Game Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Lot Area | 10,890 sqft (0.25 acres) |
| Lot Dimensions | 170 ft deep x 65 ft wide |
| Garage Type | Detached |
| Garage Area | 616 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Enclosed Porch |
| Water Source | Well |
|---|
| Street Address | 511 WISCONSIN AVE |
|---|---|
| City | DELAFIELD |
| State | WI |
| Zip | 53018-1443 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | E 10 FT LOT 26 & W 55 FT LOT 27 OAKLEIGH HEIGHTS PT SE1/4 SEC 18 T7N R18E |
| Legal Range | 18E |
| Legal Township | 7N |
| Legal Section | 18 |
| Legal Subdivision | OAKLEIGH HEIGHTS |
| Legal Lot Number | 26,27 |
| Jurisdiction | WAUKESHA WI |
| Township / Civil Division | DELAFIELD |
| Census Block Group | 2 |
| Census Block | 2020 |
| Census Tract | 203703 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | W332N6240 COUNTY ROAD C, NASHOTAH, WI 53058-9441 |
| Owner Type | Individual |
| Vesting | Borrower in Default |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 2, 2009 · Amount on Record |
| Deed Sale | Jul 2, 2009 · Amount on Record |
| Prior Sale | Apr 15, 2009 |
| Deed Document Number | 20093673909 |
| Last Transfer Date | Dec 20, 2019 |
| Transfer Doc | 0004444617 |
| Record Updated | Sep 20, 2026 |
Source: Waukesha County assessment roll, as of June 23, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Waukesha County |
| Municipality | Delafield City |
| Unified School District | Kettle Moraine School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,909.00 (+10.67%) | $322,900 (+32.99%) Land $100,700 Building $222,200 | $335,300 (+10.88%) |
| 2023 | $3,532.00 | $242,800 Land $77,400 Building $165,400 | $302,400 |
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 · 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 | 2 in force |
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 95% of the US · lower than 88% 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 | ST JOHNS NORTHWESTERN ACADEMIES private · serves 340 people · EPA ID WI2680761 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2025 |
| Lead | 5 ppb (2021) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory Oct 2024 No certified operator Dec 2021 |
| Monitoring and Reporting | 3 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 215 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
May also be available: Bertram Communications, Brightspeed, Netwurx.
5G (outdoors only) and 4G LTE
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