Contra Costa County property record for 4784 Venner Rd, Martinez, CA 94553
| Property Type | Rural Home |
|---|---|
| Details | 2,398 sqft · built 2020 |
| Lot Size | 5.93 acres (258,746 sqft) |
| Owner | Company Name on File |
| Last Sale | $430,000 (May 2016) |
| Tax Bill | $15,780 (2025) |
| Deeds & Mortgages | May 2023 Transfer Aug 2018 Construction Loan + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 162-150-028-7 |
| Primary APN | 162-150-028-7 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 2,398 sqft Living Area |
| 1st Floor Area | 2,398 sqft |
| Year Built | Built 2020 |
|---|---|
| Effective Year Built | Effective 2020 |
| Lot Area | 258,746 sqft |
| Street Address | 4784 VENNER RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Legal Description | PCL MAP 56 PG 7 POR PCL D |
| Legal Subdivision | PM 56 7 |
| Legal Tract | 56PM7 |
| 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 162-150-028-7
Assessment roll updated July 14, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 1839B YGNACIO VALLEY RD, 129, WALNUT CREEK, CA 94598-3214 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| May 17, 2023 | Intrafamily Transfer, Transfer |
| Aug 27, 2018 | Deed of Trust, Mortgage · Construction Mortgage UMPQUA BANK |
| Jul 22, 2020 | Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Feb 14, 2022 | Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 26, 2016 · Amount on Record |
| Deed Sale | May 26, 2016 · Amount on Record |
| Prior Sale | Apr 06, 2000 · Amount on Record |
| Deed Document Number | 2016102536 |
| Last Transfer Date | May 05, 2023 |
| Transfer Doc | 0000046561 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 17, 2023 |
| Property Address | 4784 VENNER RD, MARTINEZ, CA 94553 |
| Document Number | 0000046561 |
| Map Reference | MB 56 PG 7 |
| Instrument Date | May 05, 2023 |
| Instrument | 2023-046561 |
| Transaction Type | Transfer |
| Record Updated | May 26, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 1839 YGNACIO VALLEY RD # B, B, WALNUT CREEK, CA 94598-3214 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4784 VENNER RD, MARTINEZ, CA 94553 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000137125 |
|---|---|
| Date | Aug 27, 2018 |
| Instrument | 2018-137125 |
| Name | UMPQUA BANK |
|---|---|
| Type | Bank |
| Address | PORTLAND, OR 97224 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 373 Months |
| Due | Sep 01, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.12% |
| Type Change Date | Sep 01, 2028 |
| Change Frequency | Annually |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 6.12% |
| Index | 1-Year LIBOR |
| Max Rate | 9.12% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4784 VENNER RD, MARTINEZ, CA 94553 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | TITLE FIRST AGENCY INC |
| Name | Verified Name |
|---|
| Document Number | 0000146481 |
|---|---|
| Date | Jul 22, 2020 |
| Instrument | 2020-146481 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | WESTMONT, IL 60559 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.25% |
| Type Change Date | Aug 01, 2030 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 5.25% |
| Index | 1-Year LIBOR |
| Max Rate | 8.25% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4784 VENNER RD, MARTINEZ, CA 94553 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | SERVICELINK TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 1839B YGNACIO VALLEY RD 129, 129, WALNUT CREEK, CA 94598-3214 |
| Document Number | 0000027340 |
|---|---|
| Date | Feb 14, 2022 |
| Instrument | 2022-027340 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2052 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $1,285,570 (+2%) Land $519,211 Building $766,359 | |
| 2025 | $15,780.00 (+6.48%) | $1,260,364 (+4.04%) Land $509,031 Building $751,333 |
| 2023 | $14,820.00 (+1.71%) | $1,211,423 Land $489,265 Building $722,158 |
| 2022 | $14,571.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| 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 | Moderate above 40% of the US · lower than 76% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| 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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: AT&T, Radiate Holdings, T-Mobile USA, Verizon.
Based on FCC filings for 239 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF MARTINEZ serves 31,015 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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