Contra Costa County property record for 3550 Sandmound Blvd, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 3 ba · 4,828 sqft · built 1990 |
| Lot Size | 1.95 acres (84,942 sqft) |
| Owner | Trust Name on File |
| Last Sale | $214,000 (Nov 1997) |
| Tax Bill | $1,219 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 032-280-003-8 |
| Primary APN | 032-280-003-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 4,828 sqft Living Area |
| 1st Floor Area | 2,601 sqft |
| Basement Area | 2,227 sqft |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 84,942 sqft |
| Garage Type | Attached |
| Garage Area | 2,227 sqft |
| Parking Spaces | 8 Parking Spaces |
| Street Address | 3550 SANDMOUND BLVD |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-5050 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A2 |
| Legal Description | POR SEC 22 T2N R3E EX MR |
| Legal Range | 03E |
| Legal Township | 02N |
| Legal Section | 22 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 301000 |
3550 Sandmound Blvd is owner-occupied and held in a trust since November 1997.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3550 SANDMOUND BLVD, OAKLEY, CA 94561-5050 |
| 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 | Nov 12, 1997 · Amount on File |
| Deed Sale | Nov 12, 1997 · Amount on File |
| Prior Sale | Jun 2, 1994 · Amount on File |
| Deed Document Number | 1997221014 |
| Prior Transfer Date | Sep 11, 1997 |
| Prior Transfer Doc | 0000221015 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3550 Sandmound Blvd was $1,219 with a veteran's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Elementary School District | Oakley Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $348,021 (+2%) Land $122,134 Building $225,887 | |
| 2025 | $1,219.00 Disabled Person's exemption Veteran's exemption | $341,198 Land $119,740 Building $221,458 |
| 2023 | $1,290.00 (-7.92%) Disabled Person's exemption Veteran's exemption | $327,951 Land $115,092 Building $212,859 |
| 2022 | $1,401.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3550 Sandmound Blvd in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 9.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 49 individual policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 149 units insured incl. 100 condo units |
| Nearby Flood Claims | 2 (2017–2022) |
| Most Recent Claim | Dec 2022 · 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 3550 Sandmound Blvd is high, ranking above 74% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 74% of the US · above 49% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 | DELTA MUTUAL WATER COMPANY private · serves 333 people · EPA ID CA0707573 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | Arsenic not recorded as resolved · Jul 2025 |
|---|---|
| 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 21 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 |
May also be available: AT&T.
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