Waukesha County property record for 17430 Mierow Ln, Brookfield, WI 53045
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 2,485 sqft · built 1957 |
| Lot Size | 0.99 acres (43,124 sqft) |
| Owner | Individual Name on File |
| Last Sale | $563,000 (Aug 2022) |
| Tax Bill | $6,357 (2025) |
| Deeds & Mortgages | Aug 2022 Sale & Mortgage Aug 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | BR C-1092-111 |
| Primary APN | BR C-1092-111 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,485 sqft Living Area |
| 1st Floor Area | 2,485 sqft |
| Basement Area | 2,124 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Ranch |
| Lot Area | 43,124 sqft (0.99 acres) |
| View / Lot | Traffic |
| Garage Type | Attached |
| Garage Area | 621 sqft |
| Porch | Open Frame Porch |
| Porch Area | 290 sqft |
| Heating Fuel | Electric |
|---|---|
| Sewer | Municipal |
| Water Source | Well |
| Street Address | 17430 MIEROW LN |
|---|---|
| City | BROOKFIELD |
| State | WI |
| Zip | 53045-7820 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 8 BLK 4 & E 1/2 OF LOT 9 BLK 4 MIEROW HILLS PT NE1/4 SE1/4 SEC 21 T7N R20E |
| Legal Range | 20E |
| Legal Township | 7N |
| Legal Section | 21 |
| Legal Subdivision | MIEROW HILLS |
| Legal Block | 4 |
| Legal Lot Number | 8,9 |
| Jurisdiction | WAUKESHA WI |
| Township / Civil Division | BROOKFIELD |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 201203 |
17430 Mierow Ln is owned and occupied by an individual who bought it in August 2022.
Source: Waukesha County records, as of June 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 17430 MIEROW LN, BROOKFIELD, WI 53045-7820 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Aug 25, 2022 | Warranty Deed, Transfer · Conventional Mortgage GUARANTEED RATE AFFINITY LLC |
| Aug 12, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 25, 2022 · Amount on File |
| Deed Sale | Aug 25, 2022 · Amount on File |
| Prior Sale | Aug 26, 2003 · Amount on File |
| Deed Document Number | 20224686157 |
| Prior Transfer Date | Jun 29, 2022 |
| Prior Transfer Doc | 0004684018 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | WAUKESHA WI |
| Recording Date | Aug 25, 2022 |
| Property Address | 17430 MIEROW LN, BROOKFIELD, WI 53045-7820 |
| Document Number | 0004686157 |
| Instrument Date | Aug 16, 2022 |
| Instrument | 4686157 |
| Transaction Type | Transfer |
| Record Updated | Apr 4, 2024 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,689.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 17430 MIEROW LN, BROOKFIELD, WI 53045-7820 |
| Document Number | 0004686158 |
|---|---|
| Date | Aug 25, 2022 |
| Instrument | 4686158 |
| Name | GUARANTEED RATE AFFINITY LLC |
|---|---|
| Type | Funding / Finance Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Sep 1, 2052 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | WAUKESHA WI |
| Recording Date | Aug 12, 2022 |
| Property Address | 17430 MIEROW LN, BROOKFIELD, WI 53045-7820 |
| Document Number | 0004684018 |
| Map Reference | CASE 2017000884 |
| Instrument Date | Jun 29, 2022 |
| Instrument | 4684018 |
| Transaction Type | Transfer |
| Record Updated | Apr 4, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 17430 MIEROW LN, BROOKFIELD, WI 53045-7820 |
The 2025 property tax bill for 17430 Mierow Ln was $6,357.
Source: Waukesha County assessment roll, as of June 23, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| Municipality | Brookfield City |
| County | Waukesha County |
| Unified School District | Elmbrook School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,357.00 | $550,600 Land $125,000 Building $425,600 | $619,900 |
| 2023 | $6,183.00 Homeowner's exemption | $550,600 Land $125,000 Building $425,600 | $586,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 17430 Mierow Ln in Zone X, an area of minimal flood risk.
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 | 1 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.
Wildfire risk around 17430 Mierow Ln 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 | 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 | BROOKFIELD WATER UTILITY serves 29,070 people · EPA ID WI2680253 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2023 |
| Lead | 2 ppb (2023) action level 15 ppb |
| Water Quality | Radium resolved · Apr 2020 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 4 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 140 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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