Contra Costa County property record for 6526 Silverstone Ct, Martinez, CA 94553 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,853 sqft · built 1975 |
| Lot Size | 0.35 acres (15,250 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $225,000 (Feb 1996) |
| Tax Bill | $5,148 (2025) |
| Deeds & Mortgages | Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-400-016-6 |
| Primary APN | 164-400-016-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,853 sqft Living Area |
| 1st Floor Area | 907 sqft |
| 2nd Floor Area | 946 sqft |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1976 |
| Lot Area | 15,250 sqft (0.35 acres) |
| Garage Type | Attached |
| Garage Area | 466 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 6526 SILVERSTONE CT |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6055 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T04456 L0016 B |
| Legal Subdivision | SUBDIVISION 4456 |
| Legal Tract | 04456 |
| Legal Lot Number | 16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 321103 |
Source: Contra Costa County records · APN 164-400-016-6
Assessment roll updated July 14, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 6526 SILVERSTONE CT, MARTINEZ, CA 94553-6055 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 16, 1996 · Amount on Record |
| Deed Sale | Feb 16, 1996 · Amount on Record |
| Deed Document Number | 199628545 |
| Last Transfer Date | Jan 30, 2025 |
| Transfer Doc | 0000009939 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 6526 SILVERSTONE CT, MARTINEZ, CA 94553-6055 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 6526 SILVERSTONE CT, MARTINEZ, CA 94553-6055 |
| Document Number | 0000008361 |
|---|---|
| Date | Jan 11, 2021 |
| Instrument | 2021-008361 |
| Name | PHH MORTGAGE SERVICES CORP |
|---|---|
| Type | Mortgage Company |
| Address | MOUNT LAUREL, NJ 08054 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Jan 01, 2046 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $381,228 (+2%) Land $205,866 Building $175,362 | |
| 2025 | $5,148.00 (+4.27%) | $373,754 (+4.04%) Land $201,830 Building $171,924 |
| 2023 | $4,937.00 (+0.82%) | $359,243 Land $193,994 Building $165,249 |
| 2022 | $4,897.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 548 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.
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