Contra Costa County property record for 221 Stone Valley Ct, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 4,593 sqft · built 1996 |
| Lot Size | 1.48 acres (64,900 sqft) |
| Owner | Trust Name on File |
| Last Sale | $821,000 (Jul 1997) |
| Tax Bill | $16,920 (2025) |
| Deeds & Mortgages | Dec 2023 Second Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 367-230-022-9 |
| Primary APN | 367-230-022-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 4,593 sqft Living Area |
| 1st Floor Area | 2,873 sqft |
| 2nd Floor Area | 1,720 sqft |
| Year Built | Built 1996 |
|---|---|
| Effective Year Built | Effective 1997 |
| Lot Area | 64,900 sqft |
| Garage Type | Attached |
| Garage Area | 1,052 sqft |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 221 STONE VALLEY CT |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-9647 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | T7091 L29 |
| Legal Subdivision | SUBDIVISION 7091 |
| Legal Tract | 7091 |
| Legal Lot Number | 29 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | BRIONES |
| Census Block Group | 1 |
| Census Block | 1063 |
| Census Tract | 356002 |
221 Stone Valley Ct is held in a trust since December 2007.
Source: Contra Costa County records, as of October 19, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 6680 ALHAMBRA AVE, MARTINEZ, CA 94553-6105 |
| Owner Type | Company |
| Vesting | Trust |
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 | Name on Deed |
|---|---|
| Last Sale | Jul 1, 1997 · Amount on File |
| Deed Sale | Jul 1, 1997 · Amount on File |
| Prior Sale | Sep 6, 1996 · Amount on File |
| Deed Document Number | 1997114096 |
| Last Transfer Date | Dec 12, 2007 |
| Transfer Doc | 0000340054 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 221 STONE VALLEY CT, MARTINEZ, CA 94553-9647 |
| Transaction Type | Mortgage |
| Record Updated | Dec 26, 2023 |
| Title Company | CORINTHIAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 428 N BUCHANAN CIR, PACHECO, CA 94553-5140 |
| Document Number | 0000133043 |
|---|---|
| Date | Dec 15, 2023 |
| Instrument | 2023-133043 |
| Name | THE JAN R BEVERLEY REVOCABLE LIVING TRUS |
|---|---|
| Type | Private Party |
| Address | 4520 HILLVIEW DR, LA MESA, CA 91941 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 19 Months |
| Due | Jul 1, 2025 |
The 2025 property tax bill for 221 Stone Valley Ct was $16,920.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,237,794 (+2%) Land $366,445 Building $871,349 | |
| 2025 | $16,920.00 | $1,213,524 Land $359,260 Building $854,264 |
| 2023 | $16,051.00 (+4.79%) | $1,166,403 Land $345,310 Building $821,093 |
| 2022 | $15,318.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 221 Stone Valley Ct in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2023.
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 |
| Flood Insurance Cost | Premium on File median of 14 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 1 (2023) |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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.
Wildfire risk around 221 Stone Valley Ct is high, ranking above 82% of the US, with a 0.7% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 61% of California |
|---|---|
| Wildfire Likelihood | 0.7% annual chance |
| Exposure | Direct burnable vegetation |
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 | CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006 |
|---|---|
| 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, 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 47 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
5G (outdoors only) and 4G LTE
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