Contra Costa County property record for 31 Arches Ct, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,432 sqft · built 2006 |
| Lot Size | 0.12 acres (5,229 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $275,000 (Aug 2010) |
| Tax Bill | $5,528 (2025) |
| Deeds & Mortgages | Jul 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 033-420-056-5 |
| Primary APN | 033-420-056-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,432 sqft Living Area |
| 1st Floor Area | 1,178 sqft |
| 2nd Floor Area | 1,254 sqft |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2007 |
| Lot Area | 5,229 sqft (0.12 acres) |
| View / Lot | Creek |
| Garage Type | Attached |
| Garage Area | 450 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 31 ARCHES CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-5241 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8822 L9 |
| Legal Subdivision | SUBDIVISION 8822 |
| Legal Tract | 8822 |
| Legal Lot Number | 9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| 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 | Individual Name on Record |
|---|---|
| Mailing Address | 31 ARCHES CT, OAKLEY, CA 94561-5241 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 31, 2010 · Amount on Record |
| Deed Sale | Aug 31, 2010 · Amount on Record |
| Prior Sale | May 28, 2008 · Amount on Record |
| Deed Document Number | 2010183023 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 31 ARCHES CT, OAKLEY, CA 94561-5241 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | SERVICELINK |
| Name | Verified Name |
|---|---|
| Address | 31 ARCHES CT, OAKLEY, CA 94561-5241 |
| Document Number | 0000202253 |
|---|---|
| Date | Jul 19, 2021 |
| Instrument | 2021-202253 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 179 Months |
| Due | Jun 1, 2036 |
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 | $359,356 (+2%) Land $26,129 Building $333,227 | |
| 2025 | $5,528.00 (+3.6%) Homeowner's exemption | $352,311 (+4.04%) Land $25,617 Building $326,694 |
| 2023 | $5,336.00 (-0.35%) Homeowner's exemption | $338,632 Land $24,623 Building $314,009 |
| 2022 | $5,355.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 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 94% of the US · lower than 96% 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 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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