Contra Costa County property record for 15 Diane Ct, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 3.5 ba · 3,290 sqft · built 2004 |
| Lot Size | 0.168 acres (7,337 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $250,000 (Mar 2012) |
| Tax Bill | $6,591 (2025) |
| Deeds & Mortgages | Oct 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 033-070-135 |
| Primary APN | 033-070-135 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 3,290 sqft Living Area |
| 1st Floor Area | 1,673 sqft |
| 2nd Floor Area | 1,617 sqft |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2005 |
| Lot Area | 7,337 sqft (0.168 acres) |
| Garage Type | Attached |
| Garage Area | 626 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 15 DIANE CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-2786 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8765 L18 |
| Legal Subdivision | SUBDIVISION 8765 |
| Legal Tract | 8765 |
| Legal Lot Number | 18 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 302012 |
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 | 15 DIANE CT, OAKLEY, CA 94561-2786 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 15, 2012 · Amount on Record |
| Deed Sale | Mar 15, 2012 · Amount on Record |
| Prior Sale | Feb 25, 2005 · Amount on Record |
| Deed Document Number | 201259863 |
| Prior Transfer Date | Feb 16, 2005 |
| Prior Transfer Doc | 0000064315 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 15 DIANE CT, OAKLEY, CA 94561-2786 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | PO BOX 6067, ALAMEDA, CA 94501-9267 |
| Document Number | 0000277500 |
|---|---|
| Date | Oct 7, 2021 |
| Instrument | 2021-277500 |
| Name | FREEDOM MORTGAGE CORP |
|---|---|
| Type | Subprime Lender |
| Address | BOCA RATON, FL 33431 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 1, 2051 |
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 | $320,281 (+2%) Land $44,835 Building $275,446 | |
| 2025 | $6,591.00 (+3.6%) | $314,002 (+4.04%) Land $43,956 Building $270,046 |
| 2023 | $6,362.00 (+1.96%) | $301,810 Land $42,250 Building $259,560 |
| 2022 | $6,240.00 |
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 · 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 |
| Nearby Flood Policies | 1 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | None beyond 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 637 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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