Waukesha County property record for 900 E Roberta Ave, Waukesha, WI 53186
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,604 sqft · built 1960 |
| Lot Size | 0.35 acres (15,246 sqft) |
| Owner | Trust Name on File |
| Last Sale | $178,300 (Oct 2002) |
| Tax Bill | $4,946 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | WAKC-1340-164 |
| Primary APN | WAKC-1340-164 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,604 sqft Living Area |
| Gross Area | 3,404 sqft |
| 1st Floor Area | 1,604 sqft |
| Basement Area | 1,364 sqft |
| Game Room | Game Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Foundation Type | No Foundation |
| Roof Material | Asphalt |
| Lot Area | 15,246 sqft (0.35 acres) |
| Lot Dimensions | 160 ft deep x 96 ft wide |
| Terrain | Gentle Slope |
| View / Lot | Highway |
| Garage Type | Attached |
| Garage Area | 436 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Covered Porch |
| Porch Area | 59 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 900 E ROBERTA AVE |
|---|---|
| City | WAUKESHA |
| State | WI |
| Zip | 53186-6714 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS-3 |
| Legal Description | LOT 10 BLK 5 SEITZ ESTATES SUB NO 1 PT SE1/4 & SW1/4 SEC 11 T6N R19E DOC NO 2853960, DOC NO 3579836 & DOC NO 3722402 |
| Legal Range | 19E |
| Legal Township | 6N |
| Legal Section | 11 |
| Legal Subdivision | SEITZ ESTATES SUB |
| Legal Block | 5 |
| Legal Lot Number | 10 |
| Jurisdiction | WAUKESHA WI |
| Township / Civil Division | WAUKESHA |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 202400 |
900 E Roberta Ave is held in a trust since January 2010.
Source: Waukesha County records, as of June 23, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 900 E ROBERTA AVE, WAUKESHA, WI 53186-6714 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
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 |
|---|---|
| Last Sale | Oct 3, 2002 · Amount on File |
| Deed Sale | Oct 3, 2002 · Amount on File |
| Deed Document Number | 20022853960 |
| Last Transfer Date | Jan 15, 2010 |
| Transfer Doc | 0003722402 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 900 E Roberta Ave was $4,946.
Source: Waukesha County assessment roll, as of June 23, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Waukesha County |
| Municipality | Waukesha City |
| Unified School District | Waukesha School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,946.00 | $370,000 Land $88,600 Building $281,400 | $379,760 |
| 2023 | $4,994.00 Homeowner's exemption | $345,600 Land $88,600 Building $257,000 | $357,801 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 900 E Roberta Ave in Zone X, an area of minimal flood risk.
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.
The area around 900 E Roberta 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 | WAUKESHA WATER UTILITY serves 70,718 people · EPA ID WI2680238 |
|---|---|
| Water Source | Purchased surface water from MILWAUKEE WATERWORKS |
| Last State Inspection | Oct 2024 |
| Lead | Under 1 ppb (2024) action level 15 ppb |
| Water Quality | Radium resolved · Oct 2023 Gross alpha radiation resolved · Apr 2023 |
|---|---|
| Treatment and Procedure | None last 10 years |
| 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.
Source: FCC Broadband Data Collection, based on 302 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 · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
5G (outdoors only) and 4G LTE
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