Contra Costa County property record for 9443 Westside Dr, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,999 sqft · built 1998 |
| Lot Size | 0.24 acres (10,460 sqft) |
| Owner | Trust Name on File |
| Last Sale | $740,000 (Jul 2001) |
| Tax Bill | $12,782 (2025) |
| Deeds & Mortgages | Jan 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 211-130-049-3 |
| Primary APN | 211-130-049-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,999 sqft Living Area |
| 1st Floor Area | 1,646 sqft |
| 2nd Floor Area | 1,353 sqft |
| Year Built | Built 1998 |
|---|---|
| Effective Year Built | Effective 2004 |
| Lot Area | 10,460 sqft (0.24 acres) |
| Garage Type | Attached |
| Garage Area | 686 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 9443 WESTSIDE DR |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-2689 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8026 L49 |
| Legal Subdivision | SUBDIVISION 8026 |
| Legal Tract | 8026 |
| Legal Lot Number | 49 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 345115 |
9443 Westside Dr is owner-occupied and held in a trust since January 2018.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 9443 WESTSIDE DR, SAN RAMON, CA 94583-2689 |
| Occupancy | Owner Occupied |
| 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 17, 2001 · Amount on File |
| Deed Sale | Jul 17, 2001 · Amount on File |
| Prior Sale | Mar 31, 1999 · Amount on File |
| Deed Document Number | 2001204179 |
| Last Transfer Date | Jan 17, 2018 |
| Transfer Doc | 0000011286 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 24, 2018 |
| Property Address | 9443 WESTSIDE DR, SAN RAMON, CA 94583-2689 |
| Document Number | 0000011286 |
| Instrument Date | Jan 17, 2018 |
| Instrument | 11286 |
| Transaction Type | Transfer |
| Record Updated | Jan 31, 2018 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 9443 WESTSIDE DR SAN RAMON CA 945832689, SAN RAMON, CA 94583-2689 |
The 2025 property tax bill for 9443 Westside Dr was $12,782 with a homeowner's exemption.
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 | $1,115,045 (+2%) Land $414,369 Building $700,676 | |
| 2025 | $12,782.00 Homeowner's exemption | $1,093,183 Land $406,245 Building $686,938 |
| 2023 | $12,337.00 (+0.73%) Homeowner's exemption | $1,050,735 Land $390,471 Building $660,264 |
| 2022 | $12,248.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9443 Westside Dr in Zone X, an area of minimal flood risk.
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 |
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 9443 Westside Dr is high, ranking above 77% of the US, with a 0.4% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 77% of the US · above 53% of California |
|---|---|
| Wildfire Likelihood | 0.4% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 137 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks.
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