Contra Costa County property record for 3240 Stonegate Dr, Alamo, CA 94507
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 3,004 sqft · built 1989 |
| Lot Size | 0.238 acres (10,355 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $9,822 (2025) |
| Deeds & Mortgages | Jan 2019 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 187-490-009-3 |
| Primary APN | 187-490-009-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,004 sqft Living Area |
| 1st Floor Area | 2,148 sqft |
| 2nd Floor Area | 856 sqft |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1999 |
| Lot Area | 10,355 sqft (0.238 acres) |
| Garage Type | Attached |
| Garage Area | 645 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3240 STONEGATE DR |
|---|---|
| City | ALAMO |
| State | CA |
| Zip | 94507-1766 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | T6743 L9 |
| Legal Subdivision | SUBDIVISION 6743 |
| Legal Tract | 6743 |
| Legal Lot Number | 9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 346101 |
3240 Stonegate Dr is owner-occupied and held in a trust.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3240 STONEGATE DR, ALAMO, CA 94507-1766 |
| 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 |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3240 STONEGATE DR, ALAMO, CA 94507-1766 |
| Document Number | 0000016219 |
| Instrument Date | Jan 11, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Feb 13, 2019 |
| Title Company | AMERICAN TITLE COMPANY, AMERICAN TITLE INSURANCE CO |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 3240 STONEGATE DR ALAMO CA 945071766, ALAMO, CA 94507-1766 |
| Document Number | 0000016219 |
|---|---|
| Date | Feb 6, 2019 |
| Instrument | 16219 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | TAMPA, FL 33634 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 3240 Stonegate Dr was $9,822 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $821,881 (+2%) Land $344,524 Building $477,357 | |
| 2025 | $9,822.00 Homeowner's exemption | $805,767 Land $337,769 Building $467,998 |
| 2023 | $9,353.00 (+0.81%) Homeowner's exemption | $774,480 Land $324,654 Building $449,826 |
| 2022 | $9,278.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3240 Stonegate Dr in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 3240 Stonegate Dr is high, ranking above 76% of the US, with a 0.5% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 76% of the US · above 53% of California |
|---|---|
| Wildfire Likelihood | 0.5% 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 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 |
| AT&T DSL | 100 / 20 |
May also be available: Astound Broadband, Verizon.
5G (outdoors only) and 4G LTE
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