Contra Costa County property record for 4 Oak Flat Rd, Orinda, CA 94563
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,007 sqft · built 1986 |
| Lot Size | 0.661 acres (28,800 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,545,000 (Sep 2019) |
| Tax Bill | $21,359 (2025) |
| Deeds & Mortgages | Jul 2026 Transfer Sep 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 260-050-009 |
| Primary APN | 260-050-009 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 3,007 sqft Living Area |
| 1st Floor Area | 2,269 sqft |
| Basement Area | 738 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1996 |
| Lot Area | 28,800 sqft (0.661 acres) |
| Garage Type | Attached |
| Garage Area | 748 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 4 OAK FLAT RD |
|---|---|
| City | ORINDA |
| State | CA |
| Zip | 94563-1922 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MONTE VISTA LOT 10 |
| Legal Subdivision | MONTE VISTA |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 354002 |
Source: Contra Costa County records · APN 260-050-009
Assessment roll updated July 14, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 4 OAK FLAT RD, ORINDA, CA 94563-1922 |
| Owner Type | Company |
| Vesting | Trust, Revocable Living Trust |
| Date | Document |
|---|---|
| Jul 20, 2026 | Affidavit of Death of Trustee, Transfer |
| Sep 10, 2019 | Grant Deed, Transfer FIRST AMERICAN TITLE |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 10, 2019 · Amount on Record |
| Deed Sale | Sep 10, 2019 · Amount on Record |
| Deed Document Number | 2019148670 |
| Last Transfer Date | Jul 14, 2026 |
| Transfer Doc | 0000076140 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death of Trustee |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 20, 2026 |
| Property Address | 4 OAK FLAT RD, ORINDA, CA 94563-1922 |
| Document Number | 0000076140 |
| Instrument Date | Jul 14, 2026 |
| Instrument | 202676140 |
| Transaction Type | Transfer |
| Record Updated | Jul 30, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 10, 2019 |
| Property Address | 4 OAK FLAT RD, ORINDA, CA 94563-1922 |
| Document Number | 0000148670 |
| Instrument Date | Sep 05, 2019 |
| Instrument | 148670 |
| Transaction Type | Transfer |
| Record Updated | Oct 04, 2019 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $1,699.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 41 VALLEY DR ORINDA CA 945633533, ORINDA, CA 94563-3533 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Orinda City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Orinda Union Elementary School District (KG - 08) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,723,473 (+2%) Land $1,003,965 Building $719,508 | |
| 2025 | $21,359.00 (+3.29%) | $1,689,680 (+4.04%) Land $984,280 Building $705,400 |
| 2023 | $20,678.00 (+2.66%) | $1,624,069 Land $946,060 Building $678,009 |
| 2022 | $20,143.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133540021, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 10 (1980–2019) |
| Claims Outside the SFHA | 3 of 10 |
| Most Recent Claim | Jan 2019 · rainfall accumulation |
| Wildfire Risk | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
May also be available: Verizon.
Based on FCC filings for 275 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System, water system CA0110005, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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