Contra Costa County property record for 924 Diego Dr, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,835 sqft · built 2021 |
| Lot Size | 0.081 acres (3,509 sqft) |
| Owner | Individual Name on File |
| Last Sale | $708,500 (Jun 2022) |
| Tax Bill | $10,752 (2025) |
| Deeds & Mortgages | Jun 2022 Transfer Jun 2022 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 037-610-032-7 |
| Primary APN | 037-610-032-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,835 sqft Living Area |
| 1st Floor Area | 773 sqft |
| 2nd Floor Area | 1,062 sqft |
| Year Built | Built 2021 |
|---|---|
| Effective Year Built | Effective 2022 |
| Lot Area | 3,509 sqft (0.081 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 924 DIEGO DR |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-6037 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T9503 L32 |
| Legal Subdivision | SUBDIVISION 9503 |
| Legal Tract | 9503 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 302005 |
924 Diego Dr is owned and occupied by an individual who bought it in June 2022.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 924 DIEGO DR, OAKLEY, CA 94561-6037 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 29, 2022 | Intrafamily Transfer, Transfer FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Jun 29, 2022 | Grant Deed, Subdivision Related Transfer · Conventional Mortgage LOANDEPOT.COM LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 29, 2022 · Amount on File |
| Deed Sale | Jun 29, 2022 · Amount on File |
| Deed Document Number | 2022106262 |
| Prior Transfer Date | Jun 27, 2022 |
| Prior Transfer Doc | 0000106263 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 29, 2022 |
| Property Address | 924 DIEGO DR, OAKLEY, CA 94561-6037 |
| Document Number | 0000106263 |
| Map Reference | MB 543 PG 11-21 |
| Instrument Date | Jun 27, 2022 |
| Instrument | 2022-106263 |
| Transaction Type | Transfer |
| Record Updated | Aug 1, 2023 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 924 DIEGO DR, OAKLEY, CA 94561-6037 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 29, 2022 |
| Property Address | 924 DIEGO DR, OAKLEY, CA 94561-6037 |
| Document Number | 0000106262 |
| Map Reference | MB 543 PG 11-21 |
| Instrument Date | Jun 17, 2022 |
| Instrument | 2022-106262 |
| Transaction Type | Subdivision Related Transfer |
| Record Updated | Aug 1, 2023 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 924 DIEGO DR, OAKLEY, CA 94561-6037 |
| Document Number | 0000106264 |
|---|---|
| Date | Jun 29, 2022 |
| Instrument | 2022-106264 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2052 |
The 2025 property tax bill for 924 Diego Dr was $10,752 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 | Oakley City |
| Unified School District | Antioch Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $631,000 (-5.68%) Land $285,117 Building $345,883 | |
| 2025 | $10,752.00 Homeowner's exemption | $669,000 Land $302,288 Building $366,712 |
| 2023 | $10,089.00 (+87.08%) Homeowner's exemption | $624,000 Land $282,000 Building $342,000 |
| 2022 | $5,393.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 924 Diego 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 924 Diego Dr is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 622 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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