Contra Costa County property record for 3319 Walnut Ln, Lafayette, CA 94549
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,792 sqft · built 1950 |
| Lot Size | 0.258 acres (11,250 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $4,739 (2025) |
| Deeds & Mortgages | Jul 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 236-141-006-7 |
| Primary APN | 236-141-006-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,792 sqft Living Area |
| 1st Floor Area | 1,179 sqft |
| 2nd Floor Area | 613 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1960 |
| Lot Area | 11,250 sqft (0.258 acres) |
| Garage Type | Attached |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 3319 WALNUT LN |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-5309 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ST MARYS ESTATES LOT 123 |
| Legal Subdivision | ST MARYS ESTATES |
| Legal Lot Number | 123 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 351200 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 3319 WALNUT LN, LAFAYETTE, CA 94549-5309 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Mar 14, 2020 |
| Transfer Doc | 0000199370 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 14, 2021 |
| Property Address | 3319 WALNUT LN, LAFAYETTE, CA 94549-5309 |
| Document Number | 0000199370 |
| Map Reference | MB 37 PG 30 |
| Instrument Date | Mar 14, 2020 |
| Instrument | 2021-199370 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 3319 WALNUT LN, LAFAYETTE, CA 94549-5309 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Lafayette City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Lafayette Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $375,397 (+2%) Land $160,590 Building $214,807 | |
| 2025 | $4,739.00 (-2.35%) Homeowner's exemption | $368,038 (+4.04%) Land $157,442 Building $210,596 |
| 2023 | $4,853.00 (+1.38%) Homeowner's exemption | $353,748 Land $151,329 Building $202,419 |
| 2022 | $4,787.00 |
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 |
| Flood Insurance Cost | Premium on Record median of 12 policies |
| Nearby Flood Policies | 12 in force |
| Nearby Flood Claims | 5 (1980–1995) |
| Claims Outside the SFHA | 1 of 5 |
| Most Recent Claim | Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows |
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 66% of the US · above 41% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 | 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 221 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, T-Mobile.
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