Contra Costa County property record for 4340 Walnut Blvd, Walnut Creek, CA 94596
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,685 sqft · built 1947 |
| Lot Size | 0.536 acres (23,348 sqft) |
| Owner | Company Name on Record |
| Last Sale | $869,000 (Nov 2008) |
| Tax Bill | $13,397 (2025) |
| Deeds & Mortgages | Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 180-321-044 |
| Primary APN | 180-321-044 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,685 sqft Living Area |
| 1st Floor Area | 2,685 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 23,348 sqft (0.536 acres) |
| Garage Type | Attached |
| Garage Area | 765 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4340 WALNUT BLVD |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94596-6130 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R20 |
| Legal Description | T200PM16 PCL A |
| Legal Subdivision | MAP #2 OF WALNUT HEIGHTS |
| Legal Tract | 200PM16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 343003 |
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 | 78-6980 KALUNA ST, 105, KAILUA KONA, HI 96740-2822 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 20, 2008 · Amount on Record |
| Deed Sale | Nov 20, 2008 · Amount on Record |
| Prior Sale | May 24, 2002 · Amount on Record |
| Deed Document Number | 2008252997 |
| Last Transfer Date | Jan 3, 2013 |
| Transfer Doc | 0000025306 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4340 WALNUT BLVD, WALNUT CREEK, CA 94596-6130 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | AMROCK TITLE CALIFORNIA INC |
| Name | Verified Name |
|---|---|
| Address | 4340 WALNUT BLVD, WALNUT CREEK, CA 94596-6130 |
| Document Number | 0000015672 |
|---|---|
| Date | Jan 19, 2021 |
| Instrument | 2021-015672 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 356 Months |
| Due | Sep 1, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.62% |
| Type Change Date | Sep 1, 2027 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 7.62% |
| Index | 1-Year LIBOR |
| Max Rate | 7.62% |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,141,430 (+2%) Land $788,104 Building $353,326 | |
| 2025 | $13,397.00 (+3.86%) Homeowner's exemption | $1,119,050 (+4.04%) Land $772,651 Building $346,399 |
| 2023 | $12,899.00 (+2.24%) Homeowner's exemption | $1,075,598 Land $742,649 Building $332,949 |
| 2022 | $12,616.00 |
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 25 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 6 (1982–2015) |
| Claims Outside the SFHA | 1 of 6 |
| Most Recent Claim | Feb 2015 · 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 66% of the US · above 41% 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 238 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks.
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