Contra Costa County property record for 4887 Venner Rd, Martinez, CA 94553 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,657 sqft · built 1987 |
| Lot Size | 0.96 acres (41,800 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $837,500 (Jan 2009) |
| Tax Bill | $13,647 (2025) |
| Deeds & Mortgages | Nov 2021 Line of Credit Oct 2020 Line of Credit + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 162-550-008-5 |
| Primary APN | 162-550-008-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,657 sqft Living Area |
| 1st Floor Area | 1,556 sqft |
| 2nd Floor Area | 1,101 sqft |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1996 |
| Lot Area | 41,800 sqft (0.96 acres) |
| Garage Type | Attached |
| Garage Area | 914 sqft |
| Parking Spaces | 4 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4887 VENNER RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4546 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T5992 L8 |
| Legal Subdivision | SUBDIVISION 5982 |
| Legal Tract | 5992 |
| Legal Lot Number | 8 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 321101 |
Source: Contra Costa County records · APN 162-550-008-5
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Nov 23, 2021 | Deed of Trust, Mortgage · Line of Credit COMMUNITY BANK OF THE BAY |
| Oct 14, 2020 | Deed of Trust, Mortgage · Line of Credit COMMUNITY BANK OF THE BAY |
| Sep 21, 2021 | Intrafamily Transfer, Transfer NOT AVAILABLE, FNTG LENDERS DIRECT |
| Sep 21, 2021 | Correction Deed · Conventional Mortgage ROCKET MORTGAGE LLC |
| Aug 11, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage ACADEMY MORTGAGE CORP |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 30, 2009 · Amount on Record |
| Deed Sale | Jan 30, 2009 · Amount on Record |
| Prior Sale | Jun 30, 1995 · Amount on Record |
| Deed Document Number | 200918477 |
| Last Transfer Date | Sep 16, 2021 |
| Transfer Doc | 0000262794 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Transaction Type | Mortgage |
| Record Updated | May 30, 2023 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TTL CO OAKLAND |
| Name | Verified Name |
|---|---|
| Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Number | 0000322404 |
|---|---|
| Date | Nov 23, 2021 |
| Instrument | 2021-322404 |
| Name | COMMUNITY BANK OF THE BAY |
|---|---|
| Type | Bank |
| Address | OAKLAND, CA 94612 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Number | 0000237885 |
|---|---|
| Date | Oct 14, 2020 |
| Instrument | 2020-237885 |
| Name | COMMUNITY BANK OF THE BAY |
|---|---|
| Type | Bank |
| Address | OAKLAND, CA 94612 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 21, 2021 |
| Property Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Number | 0000262796 |
| Map Reference | MB 288 PG 38 |
| Instrument Date | Sep 16, 2021 |
| Instrument | 2021-262796 |
| Transaction Type | Transfer |
| Record Updated | May 30, 2023 |
| Title Company | NOT AVAILABLE, FNTG LENDERS DIRECT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Type | Correction Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 21, 2021 |
| Property Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Number | 0000262794 |
| Map Reference | MB 288 PG 38 |
| Instrument Date | Sep 16, 2021 |
| Instrument | 2021-262794 |
| Record Updated | May 30, 2023 |
| Title Company | FNTG LENDERS DIRECT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Number | 0000262795 |
|---|---|
| Date | Sep 21, 2021 |
| Instrument | 2021-262795 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Oct 01, 2041 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 11, 2020 |
| Property Address | 4887 VENNER RD, MARTINEZ, CA 94553-4546 |
| Document Number | 0000166877 |
| Map Reference | MB 288 PG 38 |
| Instrument Date | Jul 27, 2020 |
| Instrument | 2020-166877 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 4887 VERNIER ROAD, MARTINEZ, CA 94553 |
| Document Number | 0000166878 |
|---|---|
| Date | Aug 11, 2020 |
| Instrument | 2020-166878 |
| Name | ACADEMY MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 01, 2050 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Martinez Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,100,056 (+2%) Land $722,429 Building $377,627 | |
| 2025 | $13,647.00 (+6.47%) | $1,078,487 (+4.04%) Land $708,264 Building $370,223 |
| 2023 | $12,818.00 (+1.7%) | $1,036,610 Land $680,762 Building $355,848 |
| 2022 | $12,604.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133211014, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 1 (1981) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Nov 1981, rainfall accumulation |
| Wildfire Risk | Low above 36% of the US · above 21% of California |
|---|---|
| Wildfire Likelihood | About 1 in 2,500 per year |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 187 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.
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