Contra Costa County property record for 1378 Cornwall Ct, Walnut Creek, CA 94597
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,785 sqft · built 1969 |
| Lot Size | 0.238 acres (10,350 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,005,000 (Oct 2025) |
| Tax Bill | $2,057 (2025) |
| Deeds & Mortgages | Oct 2025 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 175-241-015-7 |
| Primary APN | 175-241-015-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,785 sqft Living Area |
| 1st Floor Area | 1,785 sqft |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 10,350 sqft (0.238 acres) |
| Garage Type | Attached |
| Garage Area | 473 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 1378 CORNWALL CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-2338 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | TRACT 3606 LOT 15 EX 1/2 MR |
| Legal Subdivision | THE HIGHLANDS |
| Legal Tract | 3606 |
| Legal Lot Number | 15 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 340003 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 1378 CORNWALL CT, WALNUT CREEK, CA 94597-2338 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 14, 2025 · Amount on Record |
| Deed Sale | Oct 14, 2025 · Amount on Record |
| Deed Document Number | 2025107782 |
| Prior Transfer Date | Sep 19, 2015 |
| Prior Transfer Doc | 0000197008 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 14, 2025 |
| Property Address | 1378 CORNWALL CT, WALNUT CREEK, CA 94597-2338 |
| Document Number | 0000107782 |
| Map Reference | MB 116 PG 23 |
| Instrument Date | Oct 6, 2025 |
| Instrument | 2025- 107782 |
| Transaction Type | Transfer |
| Record Updated | Oct 24, 2025 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Right of Survivorship |
| Address | 1378 CORNWALL CT, WALNUT CREEK, CA 94597-2338 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| 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 | $1,005,000 (+737.1%) Land $600,000 Building $405,000 | |
| 2025 | $2,057.00 (+5.33%) Homeowner's exemption | $120,058 (+4.04%) Land $34,284 Building $85,774 |
| 2023 | $1,953.00 (+1.93%) Homeowner's exemption | $115,398 Land $32,953 Building $82,445 |
| 2022 | $1,916.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 1 in force |
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 | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 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 337 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 |
May also be available: AT&T, T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures