Contra Costa County property record for 841 Hardcastle Rd, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,155 sqft · built 2023 |
| Lot Size | 0.08 acres (3,486 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $699,500 (Jan 2024) |
| Tax Bill | $12,059 (2025) |
| Deeds & Mortgages | Jan 2024 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 033-470-038-2 |
| Primary APN | 033-470-038-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,155 sqft Living Area |
| 1st Floor Area | 977 sqft |
| 2nd Floor Area | 1,178 sqft |
| Year Built | Built 2023 |
|---|---|
| Effective Year Built | Effective 2024 |
| Lot Area | 3,486 sqft (0.08 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 841 HARDCASTLE RANCH RD |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T9498 L38 |
| Legal Subdivision | ACACIA SUB 9498 |
| Legal Tract | 9498 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 302012 |
841 Hardcastle Rd is owned and occupied by two individuals who bought it in January 2024.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 841 HARDCASTLE RANCH RD, OAKLEY, CA 94561 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 31, 2024 · Amount on File |
| Deed Sale | Jan 31, 2024 · Amount on File |
| Deed Document Number | 20249545 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 31, 2024 |
| Property Address | 841 HARDCASTLE RD, OAKLEY, CA 94561-2789 |
| Document Number | 0000009545 |
| Map Reference | MB 543 PG 44-49 |
| Instrument Date | Jan 19, 2024 |
| Instrument | 2024-009545 |
| Transaction Type | Transfer |
| Record Updated | Feb 12, 2024 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC 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 |
|---|---|
| Relationship | Joint Tenants |
| Address | 841 HARDCASTLE RD, OAKLEY, CA 94561-2789 |
| Document Number | 0000009546 |
|---|---|
| Date | Jan 31, 2024 |
| Instrument | 2024-009546 |
| Name | PENNYMAC LOAN SERVICES LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2054 |
The 2025 property tax bill for 841 Hardcastle Rd was $12,059 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 |
| 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 | $713,506 (+2%) Land $182,070 Building $531,436 | |
| 2025 | $12,059.00 Homeowner's exemption | $699,516 Land $178,500 Building $521,016 |
| 2023 | $5,456.00 (+51.01%) | $164,407 Land $164,407 |
| 2022 | $3,613.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 841 Hardcastle Rd in Zone X, an area of minimal 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 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.
Wildfire risk around 841 Hardcastle Rd is low, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.06% 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 | 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 597 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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