Contra Costa County property record for 1473 Walnut Ave, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,598 sqft · built 1966 |
| Lot Size | 0.276 acres (12,032 sqft) |
| Owner | Trust Name on File |
| Last Sale | $342,500 (Feb 1995) |
| Tax Bill | $7,327 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 139-271-010-7 |
| Primary APN | 139-271-010-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,598 sqft Living Area |
| 1st Floor Area | 1,611 sqft |
| 2nd Floor Area | 987 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1966 |
| Architectural Style | Contemporary |
| Lot Area | 12,032 sqft (0.276 acres) |
| Garage Type | Attached |
| Garage Area | 562 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 1473 WALNUT AVE |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-4548 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R12 |
| Legal Description | TRACT 3600 LOT 52 |
| Legal Subdivision | BROOKTREE UNIT #6 |
| Legal Tract | 3600 |
| Legal Lot Number | 52 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 338302 |
1473 Walnut Ave is owner-occupied and held in a trust since June 2007.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1473 WALNUT AVE, WALNUT CREEK, CA 94598-4548 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | Name on Deed |
|---|---|
| Last Sale | Feb 10, 1995 · Amount on File |
| Deed Sale | Feb 10, 1995 · Amount on File |
| Deed Document Number | 199523212 |
| Last Transfer Date | Jun 26, 2007 |
| Transfer Doc | 0000189634 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 1473 Walnut Ave was $7,327 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 | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $602,453 (+2%) Land $304,954 Building $297,499 | |
| 2025 | $7,327.00 Homeowner's exemption | $590,641 Land $298,975 Building $291,666 |
| 2023 | $7,031.00 (+0.9%) Homeowner's exemption | $567,708 Land $287,366 Building $280,342 |
| 2022 | $6,968.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1473 Walnut Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (1998–2016) |
| Most Recent Claim | Mar 2016 · other causes |
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 1473 Walnut Ave is low, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.03% 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 484 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Sonic Telecom, T-Mobile.
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