Contra Costa County property record for 300 G St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,117 sqft · built 1939 |
| Lot Size | 0.103 acres (4,500 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $430,000 (Apr 2006) |
| Tax Bill | $6,324 (2025) |
| Deeds & Mortgages | Sep 2026 Transfer Jan 2026 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 370-081-001-7 |
| Primary APN | 370-081-001-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,117 sqft Living Area |
| 1st Floor Area | 1,117 sqft |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1945 |
| Lot Area | 4,500 sqft (0.103 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 300 G ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3706 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | MUIR MANOR 10 |
| Legal Subdivision | MUIR MANOR |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 318000 |
Source: Contra Costa County records, as of October 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 300 G ST, MARTINEZ, CA 94553-3706 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Date | Document |
|---|---|
| Sep 28, 2026 | Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT |
| Jan 12, 2026 | Intrafamily Transfer, Transfer |
| Oct 19, 2020 | Deed of Trust, Mortgage · Conventional Mortgage RECOVCO MORTGAGE MANAGEMENT LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 19, 2006 · Amount on Record |
| Deed Sale | Apr 19, 2006 · Amount on Record |
| Deed Document Number | 2006121575 |
| Last Transfer Date | Aug 6, 2026 |
| Transfer Doc | 0000101311 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 28, 2026 |
| Property Address | 300 G ST, MARTINEZ, CA 94553-3706 |
| Document Number | 0000101311 |
| Instrument Date | Aug 6, 2026 |
| Instrument | 2026101311 |
| Transaction Type | Transfer |
| Record Updated | Oct 5, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 300 G ST, MARTINEZ, CA 94553-3706 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 12, 2026 |
| Property Address | 300 G ST, MARTINEZ, CA 94553-3706 |
| Document Number | 0000002976 |
| Map Reference | VOL 1 PG 15 |
| Instrument Date | Jan 6, 2026 |
| Instrument | 2026- 002976 |
| Transaction Type | Transfer |
| Record Updated | Jan 23, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 300 G ST, MARTINEZ, CA 94553-3706 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 300 G ST, MARTINEZ, CA 94553-3706 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | PLACER TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 4804 NORTHRIDGE RD, MARTINEZ, CA 94553-4541 |
| Document Number | 0000241736 |
|---|---|
| Date | Oct 19, 2020 |
| Instrument | 2020-241736 |
| Name | RECOVCO MORTGAGE MANAGEMENT LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | IRVING, TX 75038 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2050 |
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 | $466,101 (+2%) Land $339,143 Building $126,958 | |
| 2025 | $6,324.00 (+6.46%) | $456,963 (+4.04%) Land $332,494 Building $124,469 |
| 2023 | $5,940.00 (+1.61%) | $439,221 Land $319,584 Building $119,637 |
| 2022 | $5,846.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AO, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 109 policies |
| Nearby Flood Policies | 109 in force |
| Nearby Flood Claims | 32 (1980–2019) |
| Claims Outside the SFHA | 3 of 32 |
| Most Recent Claim | Feb 2019 |
| Claims by Event |
|
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 | High above 74% of the US · above 49% of California |
|---|---|
| Wildfire Likelihood | 0.4% 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 | 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 335 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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