Contra Costa County property record for 601 Nantucket Ct, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,528 sqft · built 1975 |
| Lot Size | 0.121 acres (5,250 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $545,000 (Feb 2009) |
| Tax Bill | $8,857 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 135-202-009-1 |
| Primary APN | 135-202-009-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,528 sqft Living Area |
| 1st Floor Area | 1,528 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Concrete |
| Roof Material | Wood Shingle |
| Lot Area | 5,250 sqft (0.121 acres) |
| Garage Type | Attached |
| Garage Area | 430 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 601 NANTUCKET CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-4017 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PD |
| Legal Description | T04485 L0033 B |
| Legal Subdivision | SUBDIVISION 4485 |
| Legal Tract | 04485 |
| Legal Lot Number | 33 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 355302 |
Source: Contra Costa County records, as of July 14, 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 | Individual Name on Record |
|---|---|
| Mailing Address | 601 NANTUCKET CT, WALNUT CREEK, CA 94598-4017 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 26, 2009 · Amount on Record |
| Deed Sale | Feb 26, 2009 · Amount on Record |
| Deed Document Number | 200939279 |
| Last Transfer Date | Oct 19, 2012 |
| Transfer Doc | 0000272670 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 601 NANTUCKET CT, WALNUT CREEK, CA 94598-4017 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | STEWART TITLE GUARANTY CO |
| Name | Verified Name |
|---|---|
| Address | 601 NANTUCKET CT, WALNUT CREEK, CA 94598-4017 |
| Document Number | 0000184191 |
|---|---|
| Date | Jun 28, 2021 |
| Instrument | 2021-184191 |
| Name | FLEXPOINT INC |
|---|---|
| Type | Mortgage Company |
| Address | COSTA MESA, CA 92626 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Jul 1, 2036 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $737,582 (+2%) Land $505,695 Building $231,887 | |
| 2025 | $8,857.00 (+4.1%) | $723,121 (+4.04%) Land $495,780 Building $227,341 |
| 2023 | $8,508.00 (+0.88%) | $695,043 Land $476,529 Building $218,514 |
| 2022 | $8,434.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 65% of the US · above 40% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 192 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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