Contra Costa County property record for 6505 Silverstone Ct, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,715 sqft · built 1975 |
| Lot Size | 0.132 acres (5,740 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $2,800 (2025) |
| Deeds & Mortgages | Apr 2017 Mortgage Feb 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-400-013-3 |
| Primary APN | 164-400-013-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,715 sqft Living Area |
| 1st Floor Area | 992 sqft |
| 2nd Floor Area | 723 sqft |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 2000 |
| Lot Area | 5,740 sqft (0.132 acres) |
| Garage Type | Attached |
| Garage Area | 452 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 6505 SILVERSTONE CT |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6055 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PUD |
| Legal Description | T04456 L0013 B |
| Legal Subdivision | MAP 4456 |
| Legal Tract | 04456 |
| Legal Lot Number | 13 |
| 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 164-400-013-3
Assessment roll updated July 14, 2026 · Last verified July 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 | 6505 SILVERSTONE CT, MARTINEZ, CA 94553-6055 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Apr 03, 2017 | Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Feb 13, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Jan 31, 2018 |
| Transfer Doc | 0000022639 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 6505 SILVERSTONE CT, MARTINEZ, CA 94553-6055 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | TSI TITLE CA INC CERRITOS |
| Name | Verified Name |
|---|
| Document Number | 0000057001 |
|---|---|
| Date | Apr 03, 2017 |
| Instrument | 2017-057001 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Apr 01, 2032 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 13, 2018 |
| Property Address | 6505 SILVERSTONE CT, MARTINEZ, CA 94553-6055 |
| Document Number | 0000022639 |
| Instrument Date | Jan 31, 2018 |
| Instrument | 22639 |
| Transaction Type | Transfer |
| Record Updated | Feb 19, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 6505 SILVERSTONE CT MARTINEZ CA 945536055, MARTINEZ, CA 94553-6055 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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 | $174,554 (+2%) Land $41,195 Building $133,359 | |
| 2025 | $2,800.00 (+4.79%) Homeowner's exemption | $171,133 (+4.04%) Land $40,388 Building $130,745 |
| 2023 | $2,672.00 (+0.87%) Homeowner's exemption | $164,490 Land $38,821 Building $125,669 |
| 2022 | $2,649.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (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: T-Mobile USA.
Based on FCC filings for 548 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF MARTINEZ serves 31,015 people |
|---|---|
| Water Source | Purchased surface water from CONTRA COSTA WATER DISTRICT |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2023–2025) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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