Contra Costa County property record for 123 Gilbert Ct, Martinez, CA 94553
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2.5 ba · 2,737 sqft · built 1969 |
| Lot Size | 0.185 acres (8,050 sqft) |
| Owner | Company Name on Record |
| Last Sale | $750,000 (Sep 2016) |
| Tax Bill | $11,781 (2025) |
| Deeds & Mortgages | Feb 2017 Transfer |
| Flood Zone | Zone AO (high risk) |
| APN | 366-130-007-3 |
| Primary APN | 366-130-007-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,737 sqft Living Area |
| 1st Floor Area | 2,075 sqft |
| 2nd Floor Area | 662 sqft |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Duplex Single |
| Lot Area | 8,050 sqft (0.185 acres) |
| Garage Type | Attached |
| Garage Area | 599 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 123 GILBERT CT, 125 |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-5723 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R35 |
| Legal Description | TRACT 3003 LOT 3 |
| Legal Subdivision | GILBERT MANOR UNIT #2 |
| Legal Tract | 3003 |
| Legal Lot Number | 3 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 321103 |
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 | 1186 BRIARWOOD WAY, WALNUT CREEK, CA 94597-6807 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 16, 2016 · Amount on Record |
| Deed Sale | Sep 16, 2016 · Amount on Record |
| Deed Document Number | 2016190556 |
| Last Transfer Date | Jan 10, 2017 |
| Transfer Doc | 0000028618 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 15, 2017 |
| Property Address | 123-125 GILBERT CT # 125, 125, MARTINEZ, CA 94553 |
| Document Number | 0000028618 |
| Instrument Date | Jan 10, 2017 |
| Instrument | 28618 |
| Transaction Type | Transfer |
| Record Updated | Feb 21, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 1186 BRIARWOOD WAY WALNUT CREEK CA 945976807, WALNUT CREEK, CA 94597-6807 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $887,842 (+2%) Land $313,704 Building $574,138 | |
| 2025 | $11,781.00 (+5.65%) | $870,434 (+4.04%) Land $307,553 Building $562,881 |
| 2023 | $11,151.00 (+0.93%) | $836,636 (+2%) Land $295,611 Building $541,025 |
| 2022 | $11,048.00 | $820,232 Land $289,815 Building $530,417 |
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 AO high risk · sheet flow 1–3 ft |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 4 (1995–1998) |
| Claims Outside the SFHA | 1 of 4 |
| Most Recent Claim | Mar 1998 · Severe Winter Storms And Flooding |
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 63% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within 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 | CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006 |
|---|---|
| Water Source | Purchased surface water from CONTRA COSTA WATER DISTRICT |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2023–2025) 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 256 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Astound Broadband, T-Mobile, Unwired, Verizon.
5G (outdoors only) and 4G LTE
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