Contra Costa County property record for 401 Walnut Ave, Walnut Creek, CA 94598
| Property Type | State Owned (Exempt) |
|---|---|
| Details | 3 bd · 2 ba · 1,725 sqft · built 1963 |
| Lot Size | 0.234 acres (10,185 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,175,000 (Jan 2019) |
| Deeds & Mortgages | Jan 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 140-021-001-7 |
| Primary APN | 140-021-001-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,725 sqft Gross Area |
| 1st Floor Area | 1,725 sqft |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Lot Area | 10,185 sqft (0.234 acres) |
| Garage Type | Attached |
| Garage Area | 448 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 401 WALNUT AVE |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-3376 |
| Property Category | Public Works |
| Property Type | Public Works > State Owned (Exempt) |
| Local Zoning Code | R10 |
| Legal Description | TRACT 2792 76 |
| Legal Subdivision | 2792 SCOTTSDALE |
| Legal Tract | 2792 |
| Legal Lot Number | 76 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3016 |
| Census Tract | 338302 |
401 Walnut Ave, a public works property, is owned by a company that bought it in January 2019.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 7054, SAN FRANCISCO, CA 94120-7054 |
| Owner Type | Company |
| Vesting | Company |
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 | Jan 15, 2019 · Amount on File |
| Deed Sale | Jan 15, 2019 · Amount on File |
| Prior Sale | Aug 12, 2003 · Amount on File |
| Deed Document Number | 20196094 |
| Prior Transfer Date | May 25, 2001 |
| Prior Transfer Doc | 0000153260 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 15, 2019 |
| Property Address | 401 WALNUT AVE, WALNUT CREEK, CA 94598-3376 |
| Document Number | 0000006094 |
| Instrument Date | Jan 9, 2019 |
| Instrument | 6094 |
| Transaction Type | Transfer |
| Record Updated | Jan 25, 2019 |
| Title Company | NORTH AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $1,292.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 245 MARKET ST N10A #1015 SAN FRANCISCO CA 94177, 1015, SAN FRANCISCO, CA 94177 |
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 | Assessed Value |
|---|---|
| 2026 | $1,024,044 Land $1,024,044 |
| 2023 | $964,981 Land $964,981 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 401 Walnut Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1983.
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 Claims | 1 (1983) |
| Most Recent Claim | Dec 1983 · tidal / storm surge |
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 401 Walnut Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% 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 | 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 369 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom, T-Mobile.
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