Contra Costa County property record for 189 Oak Cir, Walnut Creek, CA 94597
| Property Type | Condominium |
|---|---|
| Details | 4 bd · 3.5 ba · 2,169 sqft · built 2023 |
| Lot Size | 0.021 acres (894 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,381,500 (Jul 2024) |
| Tax Bill | $16,802 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 172-350-057-3 |
| Primary APN | 172-350-057-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,169 sqft Living Area |
| 1st Floor Area | 883 sqft |
| 2nd Floor Area | 951 sqft |
| Basement Area | 335 sqft |
| Year Built | Built 2023 |
|---|---|
| Effective Year Built | Effective 2024 |
| Architectural Style | Condo/Apartment |
| Lot Area | 894 sqft (0.021 acres) |
| Garage Type | Attached |
| Garage Area | 478 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 189 OAK CIR |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-3314 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | T9559 L11 U125 |
| Legal Tract | 9559 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 5 |
| Census Block | 5002 |
| Census Tract | 338203 |
189 Oak Cir, a condominium, is owned and occupied by an individual who bought it in July 2024.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 189 OAK CIR, WALNUT CREEK, CA 94597-3314 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 25, 2024 · Amount on File |
| Deed Sale | Jul 25, 2024 · Amount on File |
| Deed Document Number | 202471605 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 189 Oak Cir was $16,802 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,274,000 Land $802,360 Building $471,640 | |
| 2025 | $16,802.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 189 Oak Cir in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| 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 189 Oak Cir 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Sonic Telecom.
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