Contra Costa County property record for 435 Walnut Ave, Walnut Creek, CA 94598 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 4 ba · 2,581 sqft · built 1962 |
| Lot Size | 0.229 acres (9,975 sqft) |
| Owner | Company Name on File |
| Last Sale | $668,500 (Jul 2012) |
| Tax Bill | $9,962 (2025) |
| Deeds & Mortgages | Sep 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 140-021-006-6 |
| Primary APN | 140-021-006-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 2,581 sqft Living Area |
| 1st Floor Area | 2,581 sqft |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1982 |
| Lot Area | 9,975 sqft (0.229 acres) |
| Garage Type | Attached |
| Garage Area | 485 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 435 WALNUT AVE |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-3376 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 2792 LOT 81 |
| Legal Subdivision | SCOTTSDALE UNIT #3 |
| Legal Tract | 2792 |
| Legal Lot Number | 81 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3016 |
| Census Tract | 338302 |
Source: Contra Costa County records · APN 140-021-006-6
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 5207 S MONTECITO DR, CONCORD, CA 94521-5509 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 20, 2012 · Amount on Record |
| Deed Sale | Jul 20, 2012 · Amount on Record |
| Prior Sale | May 15, 2008 · Amount on Record |
| Deed Document Number | 2012173417 |
| Last Transfer Date | Aug 29, 2022 |
| Transfer Doc | 0000143492 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 23, 2022 |
| Property Address | 435 WALNUT AVE, WALNUT CREEK, CA 94598-3376 |
| Document Number | 0000143492 |
| Map Reference | MB 77 PG 40 |
| Instrument Date | Aug 29, 2022 |
| Instrument | 2022-143492 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 5207 S MONTECITO DR, CONCORD, CA 94521-5509 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $839,659 (+2%) Land $559,565 Building $280,094 | |
| 2025 | $9,962.00 (+4.09%) | $823,196 (+4.04%) Land $548,594 Building $274,602 |
| 2023 | $9,571.00 (+0.87%) | $791,233 Land $527,293 Building $263,940 |
| 2022 | $9,488.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133383023, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Claims | 1 (1983) |
| Most Recent Claim | Dec 1983, tidal / storm surge |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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, availability as of December 31, 2025 · Published October 2026 · based on 575 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Sonic Telecom | Fiber | 10,000 / 10,000 |
| Xfinity | Cable | 2,000 / 250 |
| Radiate Holdings | Cable | 1,500 / 50 |
| Unwired | Fixed Wireless | 300 / 25 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Verizon, T-Mobile USA, AT&T, Etheric Communications, LLC.. Availability varies by address; speeds are provider-advertised maximums, not measured.
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