Contra Costa County property record for 4133 Null Dr, Antioch, CA 94509 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,414 sqft · built 1966 |
| Lot Size | 0.147 acres (6,400 sqft) |
| Owner | Individual Name on File |
| Last Sale | $440,000 (Dec 2018) |
| Tax Bill | $6,063 (2025) |
| Deeds & Mortgages | Dec 2018 Transfer Dec 2018 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 074-261-026-4 |
| Primary APN | 074-261-026-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,414 sqft Living Area |
| 1st Floor Area | 1,414 sqft |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 6,400 sqft (0.147 acres) |
| View / Lot | Canal |
| Garage Type | Attached |
| Garage Area | 446 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 4133 DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 3437 LOT 50 EX MR |
| Legal Subdivision | NEW DELTA ESTATES |
| Legal Tract | 3437 |
| Legal Lot Number | 50 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 307201 |
Source: Contra Costa County records · APN 074-261-026-4
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 | Individual Name on File |
|---|---|
| Mailing Address | 4133 DR, ANTIOCH, CA 94509 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Dec 28, 2018 | Affidavit of Death, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Dec 28, 2018 | Grant Deed, Transfer · VA Mortgage STEARNS LENDING LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 28, 2018 · Amount on Record |
| Deed Sale | Dec 28, 2018 · Amount on Record |
| Deed Document Number | 2018207039 |
| Prior Transfer Date | Sep 16, 1996 |
| Prior Transfer Doc | 0000201469 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 28, 2018 |
| Property Address | 4133 NULL DR, ANTIOCH, CA 94509-4337 |
| Document Number | 0000207038 |
| Instrument Date | Dec 20, 2018 |
| Instrument | 207038 |
| Transaction Type | Transfer |
| Record Updated | Jan 09, 2019 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4133 NULL DR ANTIOCH CA 945094337, ANTIOCH, CA 94509-4337 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 28, 2018 |
| Property Address | 4133 NULL DR, ANTIOCH, CA 94509-4337 |
| Document Number | 0000207039 |
| Map Reference | MB 106 PG 34 |
| Instrument Date | Dec 20, 2018 |
| Instrument | 2018-207039 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4133 NULL DR, ANTIOCH, CA 94509-4337 |
| Document Number | 0000207040 |
|---|---|
| Date | Dec 28, 2018 |
| Instrument | 2018-207040 |
| Name | STEARNS LENDING LLC |
|---|---|
| Type | Funding / Finance Company |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jan 01, 2049 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch 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 | $500,639 (+2%) Land $204,807 Building $295,832 | |
| 2025 | $6,063.00 (+5.08%) | $490,824 (+4.04%) Land $200,792 Building $290,032 |
| 2023 | $5,770.00 (+1.6%) | $471,767 Land $192,996 Building $278,771 |
| 2022 | $5,679.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 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 |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Moderate above 43% of the US · above 25% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,389 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 311 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: AT&T, Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
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