Contra Costa County property record for 4 Helmuth Ln, Antioch, CA 94509 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 472 sqft · built 1941 |
| Lot Size | 0.039 acres (1,702 sqft) |
| Owner | Individual Name on File |
| Last Sale | $290,000 (Nov 2021) |
| Tax Bill | $4,060 (2025) |
| Deeds & Mortgages | Aug 2022 Transfer Nov 2021 Sale + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 068-041-003-2 |
| Primary APN | 068-041-003-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 472 sqft Living Area |
| 1st Floor Area | 472 sqft |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1951 |
| Lot Area | 1,702 sqft (0.039 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 4 HELMUTH LN |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-2638 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | POR SEC 19 T2N R2E |
| Legal Range | 02E |
| Legal Township | 02N |
| Legal Section | 19 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 306003 |
Source: Contra Costa County records · APN 068-041-003-2
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 | Individual Name on File |
|---|---|
| Mailing Address | 4270 HILLVIEW DR, PITTSBURG, CA 94565-6025 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Aug 02, 2022 | Intrafamily Transfer, Transfer |
| Nov 08, 2021 | Grant Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Apr 14, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 08, 2021 · Amount on Record |
| Deed Sale | Nov 08, 2021 · Amount on Record |
| Deed Document Number | 2021310700 |
| Last Transfer Date | Jul 29, 2022 |
| Transfer Doc | 0000121355 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 02, 2022 |
| Property Address | 4 HELMUTH LN, ANTIOCH, CA 94509-2638 |
| Document Number | 0000121355 |
| Instrument Date | Jul 29, 2022 |
| Instrument | 2022-121355 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4270 HILLVIEW DR, PITTSBURG, CA 94565-6025 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 08, 2021 |
| Property Address | 4 HELMUTH LN, ANTIOCH, CA 94509-2638 |
| Document Number | 0000310700 |
| Instrument Date | Nov 03, 2021 |
| Instrument | 2021-310700 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4 HELMUTH LN, ANTIOCH, CA 94509-2638 |
| Investor | Possibly a Property Investor |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 14, 2021 |
| Property Address | 4 HELMUTH LN, ANTIOCH, CA 94509-2638 |
| Document Number | 0000112363 |
| Instrument Date | Jan 14, 2015 |
| Instrument | 2021-112363 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 5186 BROOKSIDE LN, CONCORD, CA 94521-3618 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $318,361 (+2%) Land $228,159 Building $90,202 | |
| 2025 | $4,060.00 (+5.45%) | $312,120 (+4.04%) Land $223,686 Building $88,434 |
| 2023 | $3,850.00 (+5.02%) | $300,000 Land $215,000 Building $85,000 |
| 2022 | $3,666.00 |
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 |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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