Waukesha County property record for 3420 Mountain Dr, Brookfield, WI 53045
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.5 ba · 2,308 sqft · built 1957 |
| Lot Size | 0.55 acres (23,958 sqft) |
| Owner | Individual Name on File |
| Last Sale | $600,000 (Nov 2021) |
| Tax Bill | $7,789 (2025) |
| Deeds & Mortgages | Mar 2022 Transfer Nov 2021 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | BR C-1043-073 |
| Primary APN | BR C-1043-073 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 2,308 sqft Living Area |
| 1st Floor Area | 1,959 sqft |
| Basement Area | 1,959 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Ranch |
| Exterior Material | Brick |
| Lot Area | 23,958 sqft (0.55 acres) |
| View / Lot | Traffic |
| Garage Type | Attached |
| Garage Area | 546 sqft |
| Porch | Enclosed Frame Porch |
| Porch Area | 260 sqft |
| Deck Area | Deck Area |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Well |
| Street Address | 3420 MOUNTAIN DR |
|---|---|
| City | BROOKFIELD |
| State | WI |
| Zip | 53045-2546 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 18 BLK 5 BEVERLY HILLS PT SW1/4 SEC 9 T7N R20E |
| Legal Range | 20E |
| Legal Township | 7N |
| Legal Section | 9 |
| Legal Subdivision | BEVERLY HILLS |
| Legal Block | 5 |
| Legal Lot Number | 18 |
| Jurisdiction | WAUKESHA WI |
| Township / Civil Division | BROOKFIELD |
| Census Block Group | 2 |
| Census Block | 2028 |
| Census Tract | 200803 |
3420 Mountain Dr is owned and occupied by an individual who acquired it in March 2022.
Source: Waukesha County records, as of June 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3420 MOUNTAIN DR, BROOKFIELD, WI 53045-2546 |
| 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 |
|---|---|
| Mar 17, 2022 | Transfer on Death Deed, Transfer |
| Nov 4, 2021 | Deed, Transfer · Conventional Mortgage US BANK NA |
| Sep 1, 2017 | Warranty Deed, Transfer · Conventional Mortgage BANK OF ENGLAND |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 4, 2021 · Amount on File |
| Deed Sale | Nov 4, 2021 · Amount on File |
| Prior Sale | Sep 1, 2017 · Amount on File |
| Deed Document Number | 20214630743 |
| Last Transfer Date | Mar 16, 2022 |
| Transfer Doc | 0004657290 |
| Record Updated | Sep 20, 2026 |
| Document Type | Transfer on Death Deed |
|---|---|
| Jurisdiction | WAUKESHA WI |
| Recording Date | Mar 17, 2022 |
| Property Address | 3420 MOUNTAIN DR, BROOKFIELD, WI 53045-2546 |
| Document Number | 0004657290 |
| Instrument Date | Mar 16, 2022 |
| Instrument | 4657290 |
| Transaction Type | Transfer |
| Record Updated | Apr 6, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Deed |
|---|---|
| Jurisdiction | WAUKESHA WI |
| Recording Date | Nov 4, 2021 |
| Property Address | 3420 MOUNTAIN DR, BROOKFIELD, WI 53045-2546 |
| Document Number | 0004630743 |
| Instrument Date | Nov 2, 2021 |
| Instrument | 4630743 |
| Transaction Type | Transfer |
| Record Updated | Dec 1, 2021 |
| Title Company | KNIGHT BARRY TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,800.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3420 MOUNTAIN DR, BROOKFIELD, WI 53045-2546 |
| Document Number | 0004630744 |
|---|---|
| Date | Nov 4, 2021 |
| Instrument | 4630744 |
| Name | US BANK NA |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | WAUKESHA WI |
| Recording Date | Sep 1, 2017 |
| Property Address | 3420 MOUNTAIN DR, BROOKFIELD, WI 53045-2546 |
| Document Number | 0004297682 |
| Instrument Date | Aug 25, 2017 |
| Instrument | 4297682 |
| Transaction Type | Transfer |
| Record Updated | Jan 10, 2019 |
| Title Company | LAKEFRONT TITLE LLC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,470.00 |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 3420 MOUNTAIN DR BROOKFIELD WI 530452546, BROOKFIELD, WI 53045-2546 |
| Document Number | 4297683 |
|---|---|
| Date | Sep 1, 2017 |
| Instrument | 4297683 |
| Name | BANK OF ENGLAND |
|---|---|
| Type | Bank |
| Address | LITTLE ROCK, AR 72201 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Aug 31, 2047 |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 3420 Mountain Dr was $7,789, up 2.8% from the year before.
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 | $7,789.00 (+2.81%) | $670,400 (-) Land $135,000 Building $535,400 | $754,900 (+5.97%) |
| 2024 | $7,576.00 (-0.17%) | $670,400 (-) Land $135,000 Building $535,400 | $712,400 (-0.17%) |
| 2023 | $7,589.00 Homeowner's exemption | $670,400 Land $135,000 Building $535,400 | $713,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3420 Mountain Dr in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2025.
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 | 5 in force |
| Nearby Flood Claims | 1 (2025) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Aug 2025 · Severe Storms, Straight-line Winds, Flooding, And Mudslides |
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 3420 Mountain Dr is low, with 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 80% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | 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 | 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 261 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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