Contra Costa County property record for 22 Cobblestone Ct, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,440 sqft · built 1983 |
| Lot Size | 0.271 acres (11,808 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,580,000 (Oct 2025) |
| Tax Bill | $11,342 (2025) |
| Deeds & Mortgages | Oct 2025 Sale & Mortgage Nov 2023 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 209-581-007-9 |
| Primary APN | 209-581-007-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 2,440 sqft Living Area |
| 1st Floor Area | 1,972 sqft |
| Basement Area | 468 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Traditional |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 11,808 sqft (0.271 acres) |
| Garage Type | Attached |
| Garage Area | 656 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 22 COBBLESTONE CT |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-1754 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-10 |
| Legal Description | T05379 L0007 B |
| Legal Subdivision | SUBDIVISION 5379 |
| Legal Tract | 05379 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 345206 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 401 MAXWELL CT, SAN RAMON, CA 94582-5170 |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Oct 28, 2025 | Grant Deed, Transfer · Conventional Mortgage STANFORD FEDERAL CREDIT UNION A CREDIT U |
| Nov 1, 2023 | Deed of Trust, Mortgage · FHA Mortgage CARRINGTON MORTGAGE SERVICES LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 28, 2025 · Amount on Record |
| Deed Sale | Oct 28, 2025 · Amount on Record |
| Prior Sale | Aug 30, 2002 · Amount on Record |
| Deed Document Number | 2025113793 |
| Prior Transfer Date | Oct 22, 2001 |
| Prior Transfer Doc | 0000339801 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 28, 2025 |
| Property Address | 22 COBBLESTONE CT, SAN RAMON, CA 94583-1754 |
| Document Number | 0000113793 |
| Map Reference | MB 228 PG 3 |
| Instrument Date | Oct 24, 2025 |
| Instrument | 2025- 113793 |
| Transaction Type | Transfer |
| Record Updated | Nov 7, 2025 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Right of Survivorship |
| Address | 401 MAXWELL CT, SAN RAMON, CA 94582-5170 |
| Document Number | 0000113794 |
|---|---|
| Date | Oct 28, 2025 |
| Instrument | 2025- 113794 |
| Name | STANFORD FEDERAL CREDIT UNION A CREDIT U |
|---|---|
| Address | 1860 EMBARCADERO RD, PALO ALTO, CA 94303 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2055 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.5% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Nov 1, 2028 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3.5% |
| Max Rate At Change | 7.5% |
| Index | Other |
| Margin | 3 |
| Max Rate | 10.5% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 22 COBBLESTONE CT, SAN RAMON, CA 94583-1754 |
| Transaction Type | Mortgage |
| Record Updated | Nov 10, 2023 |
| Name | Verified Name |
|---|---|
| Address | 1600 S DOUGLASS RD 400, 400, ANAHEIM, CA 92806-5948 |
| Document Number | 0000118110 |
|---|---|
| Date | Nov 1, 2023 |
| Instrument | 2023-118110 |
| Name | CARRINGTON MORTGAGE SERVICES LLC |
|---|---|
| Type | Mortgage Company |
| Address | ANAHEIM, CA 92806 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Oct 1, 2053 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,580,000 (+66.55%) Land $1,105,000 Building $475,000 | |
| 2025 | $11,342.00 (+3.79%) | $948,641 (+4.04%) Land $579,325 Building $369,316 |
| 2023 | $10,928.00 (+0.75%) | $911,806 Land $556,830 Building $354,976 |
| 2022 | $10,847.00 |
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 | High above 84% of the US · above 64% of California |
|---|---|
| Wildfire Likelihood | 0.8% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 160 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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