Contra Costa County property record for 43 Tappan Ln, Orinda, CA 94563
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,888 sqft · built 1955 |
| Lot Size | 1.47 acres (64,468 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $5,993 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 266-220-016-7 |
| Primary APN | 266-220-016-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,888 sqft Living Area |
| 1st Floor Area | 3,044 sqft |
| 2nd Floor Area | 844 sqft |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1968 |
| Lot Area | 64,468 sqft |
| Garage Type | Attached |
| Garage Area | 640 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 43 TAPPAN LN |
|---|---|
| City | ORINDA |
| State | CA |
| Zip | 94563-1331 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | RO BOCA DE LA CANADA DEL PINOLE 1.48 AC |
| Legal Subdivision | RANCHO DEL PINOLE |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 354002 |
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 Company Names on Record |
|---|---|
| Mailing Address | 43 TAPPAN LN, ORINDA, CA 94563-1331 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $353,316 (+2%) Land $82,483 Building $270,833 | |
| 2025 | $5,993.00 (+3.2%) Homeowner's exemption | $346,389 (+4.04%) Land $80,866 Building $265,523 |
| 2023 | $5,807.00 (+6.41%) Homeowner's exemption | $332,940 Land $77,727 Building $255,213 |
| 2022 | $5,457.00 |
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 | 8 in force |
| Nearby Flood Claims | 10 (1980–2019) |
| Claims Outside the SFHA | 3 of 10 |
| Most Recent Claim | Jan 2019 · rainfall accumulation |
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 | Moderate above 59% of the US · lower than 64% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| 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, 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.
Source: FCC Broadband Data Collection, based on 126 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, Unwired.
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