Milwaukee County property record for 3645 E O'Brien Rd, Oak Creek, WI 53154
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.849 acres (36,982 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,444 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 918-9001-000 |
| Primary APN | 918-9001-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 36,982 sqft (0.849 acres) |
|---|
| Account Number | 109189001000 |
|---|---|
| Street Address | 3645 E OBRIEN RD |
| City | OAK CREEK |
| State | WI |
| Zip | 53154-6016 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RESIDENTIA |
| Legal Description | CERTIFIED SURVEY MAP NO. 78 LOT 2 SE1/4 SEC. 26-5-22 |
| Legal Range | 22E |
| Legal Township | 05N |
| Legal Section | 26 |
| Legal Lot Number | 2 |
| Jurisdiction | MILWAUKEE WI |
| Township / Civil Division | OAK CREEK |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 160301 |
3645 E O'Brien Rd is owned and occupied by two individuals who acquired it in March 2002.
Source: Milwaukee County records, as of September 3, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3645 E OBRIEN RD, OAK CREEK, WI 53154-6016 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 21, 2002 |
| Transfer Doc | 0008252573 |
| Record Updated | Oct 29, 2026 |
Source: Milwaukee County assessment roll, as of September 3, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Milwaukee County |
| Municipality | Oak Creek City |
| Unified School District | Oak Creek-Franklin School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $305,300 (+10.94%) Land $100,800 Building $204,500 | $317,200 (+12.4%) | |
| 2024 | $4,444.00 Homeowner's exemption | $275,200 Land $93,600 Building $181,600 | $282,200 |
| 2022 | $4,017.00 Homeowner's exemption | $221,300 Land $93,600 Building $127,700 | $233,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3645 E O'Brien Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 26, 2024 · 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 3645 E O'Brien Rd 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 94% of the US · lower than 85% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 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 | OAK CREEK WATERWORKS serves 32,104 people · EPA ID WI2410172 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2025 |
| Lead | 2 ppb (2023) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jan 2019 |
|---|---|
| Treatment and Procedure | Lead service line inventory Oct 2024 |
| Monitoring and Reporting | 1 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 110 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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