Contra Costa County property record for 323 N Gate Rd, Walnut Creek, CA 94598
| Property Type | Rural Home |
|---|---|
| Details | 1,823 sqft · built 1980 |
| Lot Size | 1.26 acres (55,321 sqft) |
| Owner | Trust Name on File |
| Last Sale | $800,000 (Feb 2012) |
| Tax Bill | $11,997 (2025) |
| Deeds & Mortgages | Apr 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 138-070-044-1 |
| Primary APN | 138-070-044-1 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 1,823 sqft Living Area |
| 1st Floor Area | 1,823 sqft |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Lot Area | 55,321 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 323 N GATE RD |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-4614 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Local Zoning Code | A2 |
| Legal Description | PARCEL MAP 26 PG 49 PCL 1 |
| Legal Tract | 26PM49 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 338302 |
323 N Gate Rd, a rural home, is held in a trust since February 2012.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1600 S MAIN ST, 115, WALNUT CREEK, CA 94596-5381 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 24, 2012 · Amount on File |
| Deed Sale | Feb 24, 2012 · Amount on File |
| Prior Sale | Feb 25, 1994 · Amount on File |
| Deed Document Number | 201242203 |
| Prior Transfer Date | Mar 17, 1994 |
| Prior Transfer Doc | 0000078008 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 28, 2017 |
| Property Address | 323 N GATE RD, WALNUT CREEK, CA 94598-4614 |
| Document Number | 0000074268 |
| Instrument Date | Mar 2, 2017 |
| Instrument | 74268 |
| Transaction Type | Transfer |
| Record Updated | May 5, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 300 H ST #D ANTIOCH CA 945091280, D, ANTIOCH, CA 94509-1280 |
| Document Number | 74269 |
|---|---|
| Date | Apr 28, 2017 |
| Instrument | 74269 |
| Name | GAIL J DEMATTEI |
|---|---|
| Address | PO BOX 234, CARNELIAN BAY, CA 96140-0234 |
| Special Notes | Seller Financed |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Apr 27, 2047 |
The 2025 property tax bill for 323 N Gate Rd was $11,997.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,024,931 (+2%) Land $768,701 Building $256,230 | |
| 2025 | $11,997.00 | $1,004,835 Land $753,629 Building $251,206 |
| 2023 | $11,534.00 (+0.87%) | $965,817 Land $724,365 Building $241,452 |
| 2022 | $11,435.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 323 N Gate Rd in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1998.
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 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 323 N Gate Rd is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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.
5G (outdoors only) and 4G LTE
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