Contra Costa County property record for 923 Chantilly Ct, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,714 sqft · built 1968 |
| Lot Size | 0.298 acres (13,000 sqft) |
| Owner | Company Name on Record |
| Last Sale | $337,000 (Apr 1994) |
| Tax Bill | $7,924 (2025) |
| Deeds & Mortgages | Mar 2021 Line of Credit Nov 2020 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 138-342-015-3 |
| Primary APN | 138-342-015-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 13 Rooms |
| Stories | 1 Story |
| Building Area | 2,714 sqft Living Area |
| 1st Floor Area | 2,714 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1968 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 13,000 sqft (0.298 acres) |
| Garage Type | Attached |
| Garage Area | 493 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 923 CHANTILLY CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-4522 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R12 |
| Legal Description | TRACT 3601 LOT 80 |
| Legal Subdivision | SUBDIVISION 3601 |
| Legal Tract | 3601 |
| Legal Lot Number | 80 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 338302 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Mar 10, 2021 | Deed of Trust, Mortgage · Line of Credit US BANK NA |
| Nov 9, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC |
| Nov 9, 2020 | Quit Claim Deed, Transfer COMMONWEALTH LAND TITLE INSURANCE, COMMONWEALTH LAND TITLE CO. |
| Apr 27, 2017 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 29, 1994 · Amount on Record |
| Deed Sale | Apr 29, 1994 · Amount on Record |
| Deed Document Number | 1994118824 |
| Last Transfer Date | Oct 22, 2020 |
| Transfer Doc | 0000267534 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | SOLIDIFI TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Document Number | 0000072292 |
|---|---|
| Date | Mar 10, 2021 |
| Instrument | 2021-072292 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | LA JOLLA, CA 92037 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 9, 2020 |
| Property Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Document Number | 0000267534 |
| Map Reference | MB 116 PG 27 |
| Instrument Date | Oct 22, 2020 |
| Instrument | 2020-267534 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | COMMONWEALTH LAND TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Document Number | 0000267535 |
|---|---|
| Date | Nov 9, 2020 |
| Instrument | 2020-267535 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 9, 2020 |
| Property Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Document Number | 0000267536 |
| Instrument Date | Oct 22, 2020 |
| Instrument | 267536 |
| Transaction Type | Transfer |
| Record Updated | Nov 18, 2020 |
| Title Company | COMMONWEALTH LAND TITLE INSURANCE, COMMONWEALTH LAND TITLE CO. |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 923 CHANTILLY CT WALNUT CREEK CA 945984522, WALNUT CREEK, CA 94598-4522 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 923 CHANTILLY CT, WALNUT CREEK, CA 94598-4522 |
| Document Number | 0000078614 |
| Instrument Date | Apr 27, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 18, 2018 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INSURANCE |
| Name | Verified Name |
|---|---|
| Address | 923 CHANTILLY CT WALNUT CREEK CA 945984522, WALNUT CREEK, CA 94598-4522 |
| Document Number | 0000078614 |
|---|---|
| Date | May 5, 2017 |
| Instrument | 78614 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | TAMPA, FL 33634 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
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 | $656,708 (+2%) Land $381,379 Building $275,329 | |
| 2025 | $7,924.00 (+4.17%) | $643,832 (+4.04%) Land $373,901 Building $269,931 |
| 2023 | $7,607.00 (-0.01%) | $618,833 Land $359,383 Building $259,450 |
| 2022 | $7,608.00 |
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 · 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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (1998–2016) |
| Most Recent Claim | Mar 2016 · other causes |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · lower than 69% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect 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 104 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 |
| AT&T DSL | 100 / 20 |
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