Contra Costa County property record for 11 Merganser Ct, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,638 sqft · built 2006 |
| Lot Size | 0.154 acres (6,690 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $623,000 (Oct 2006) |
| Tax Bill | $13,496 (2025) |
| Deeds & Mortgages | Dec 2025 Transfer Oct 2019 Transfer |
| Flood Zone | Zone X (reduced by levee) |
| APN | 037-490-029-8 |
| Primary APN | 037-490-029-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,638 sqft Living Area |
| 1st Floor Area | 2,638 sqft |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Lot Area | 6,690 sqft (0.154 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 11 MERGANSER CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-1687 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8679 L139 |
| Legal Subdivision | SUBDIVISION 8679 |
| Legal Tract | 8679 |
| Legal Lot Number | 139 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 302011 |
11 Merganser Ct is held in a trust since January 2024.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 11 MERGANSER CT, OAKLEY, CA 94561-1687 |
| Owner Type | Company |
| Vesting | Trust, Revocable Living Trust |
| Date | Document |
|---|---|
| Dec 23, 2025 | Intrafamily Transfer, Transfer |
| Oct 16, 2019 | Affidavit of Death, Transfer NOT AVAILABLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 25, 2006 · Amount on File |
| Deed Sale | Oct 25, 2006 · Amount on File |
| Deed Document Number | 2006341835 |
| Last Transfer Date | Jan 12, 2024 |
| Transfer Doc | 0000142587 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 23, 2025 |
| Property Address | 11 MERGANSER CT, OAKLEY, CA 94561-1687 |
| Document Number | 0000142587 |
| Map Reference | MB 475 PG 1 |
| Instrument Date | Jan 12, 2024 |
| Instrument | 2025- 142587 |
| Transaction Type | Transfer |
| Record Updated | Jan 1, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 11 MERGANSER CT, OAKLEY, CA 94561-1687 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 16, 2019 |
| Property Address | 11 MERGANSER CT, OAKLEY, CA 94561-1687 |
| Document Number | 0000175646 |
| Instrument Date | Oct 14, 2019 |
| Instrument | 175646 |
| Transaction Type | Transfer |
| Record Updated | Oct 23, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 11 MERGANSER CT OAKLEY CA 945611687, OAKLEY, CA 94561-1687 |
The 2025 property tax bill for 11 Merganser Ct was $13,496.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Oakley City |
| 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 | $686,000 (-6.28%) Land $247,791 Building $438,209 | |
| 2025 | $13,496.00 Homeowner's exemption | $732,000 Land $264,407 Building $467,593 |
| 2023 | $13,276.00 (+0.21%) Homeowner's exemption | $721,000 Land $260,433 Building $460,567 |
| 2022 | $13,248.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 11 Merganser Ct in Zone X, where a levee reduces 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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 7 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 11 Merganser Ct is moderate, ranking above 46% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 46% of the US · lower than 72% of California |
|---|---|
| Wildfire Likelihood | 0.08% 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 | DIABLO WATER DISTRICT serves 47,158 people · EPA ID CA0710007 |
|---|---|
| Water Source | Purchased surface water from RANDALL-BOLD WATER TREATMENT PLANT |
| Last State Inspection | Jan 2024 |
| Also Mapped Here | CONTRA COSTA WATER DISTRICT |
| Lead | 2 ppb (2020–2022) 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 596 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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