Contra Costa County property record for 170 Oak Cir, Walnut Creek, CA 94597
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 3 ba · 1,320 sqft · built 2024 |
| Owner | Individual Name on File |
| Last Sale | $870,000 (Apr 2025) |
| Tax Bill | $9,416 (2025) |
| Deeds & Mortgages | Apr 2025 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 172-360-042-3 |
| Primary APN | 172-360-042-3 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,320 sqft Living Area |
| 1st Floor Area | 569 sqft |
| 2nd Floor Area | 583 sqft |
| Basement Area | 168 sqft |
| Year Built | Built 2024 |
|---|---|
| Garage Area | 441 sqft |
| Parking Spaces | 2 Parking Spaces |
| Account Number | 172-360-042-3 |
|---|---|
| Street Address | 170 OAK CIR |
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-3314 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | T9559 L10 U92 |
| Legal Tract | 9559 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 5 |
| Census Block | 5002 |
170 Oak Cir, a condominium, is owned and occupied by an individual who bought it in April 2025.
Source: Contra Costa County records, as of September 29, 2025
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 170 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 | 2 Names on Deed |
|---|---|
| Last Sale | Apr 25, 2025 · Amount on File |
| Deed Sale | Apr 25, 2025 · Amount on File |
| Deed Document Number | 2025- 040068 |
| Record Updated | Jun 8, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 25, 2025 |
| Property Address | 170 OAK CIR, WALNUT CREEK, CA 94597-3314 |
| Document Number | 0000040068 |
| Map Reference | MB 552 PGS 35 TO 44 |
| Instrument Date | Apr 1, 2025 |
| Instrument | 2025- 040068 |
| Transaction Type | Transfer |
| Record Updated | Sep 30, 2025 |
| Title Company | FIRST AMERICAN TITLE COMPANY HOMEBU, FIRST AMER TTL CO HOMEBUILDE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Right of Survivorship |
| Address | 170 OAK CIR, WALNUT CREEK, CA 94597-3314 |
| Document Number | 0000040069 |
|---|---|
| Date | Apr 25, 2025 |
| Instrument | 2025- 040069 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2055 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | May 1, 2032 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 11% |
| Index | Other |
| Max Rate | 11% |
Source: Contra Costa County assessment roll, as of July 1, 2025
| 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) |
FEMA maps place 170 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 170 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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