Contra Costa County property record for 409 H St, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 1,816 sqft · built 1914 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | Company Name on File |
| Last Sale | $189,000 (Jun 2012) |
| Tax Bill | $3,763 (2025) |
| Deeds & Mortgages | May 2022 Mortgage Mar 2018 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 066-142-005-9 |
| Primary APN | 066-142-005-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 1,816 sqft Living Area |
| Gross Area | 864 sqft |
| 1st Floor Area | 864 sqft |
| Year Built | Built 1914 |
|---|---|
| Effective Year Built | Effective 1965 |
| Lot Area | 5,000 sqft (0.115 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 409 H ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-1264 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | C2 |
| Legal Description | TOWN OF ANTIOCH LOT 7 BLK 21 |
| Legal Subdivision | ANTIOCH |
| Legal Block | 21 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 5 |
| Census Block | 5000 |
| Census Tract | 305000 |
Source: Contra Costa County records · APN 066-142-005-9
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 | Company Name on File |
|---|---|
| Mailing Address | 381 READ DR, LAFAYETTE, CA 94549-5616 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| May 23, 2022 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Mar 08, 2018 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| Feb 06, 2018 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 06, 2012 · Amount on Record |
| Deed Sale | Jun 06, 2012 · Amount on Record |
| Prior Sale | Feb 23, 2012 · Amount on Record |
| Deed Document Number | 2012133555 |
| Last Transfer Date | Jan 30, 2018 |
| Transfer Doc | 0000019071 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 409 H ST, ANTIOCH, CA 94509-1264 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Name | Verified Name |
|---|---|
| Address | 383 READ DR, LAFAYETTE, CA 94549-5616 |
| Document Number | 0000087451 |
|---|---|
| Date | May 23, 2022 |
| Instrument | 2022-087451 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Jun 01, 2037 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 409 H ST, ANTIOCH, CA 94509-1264 |
| Document Number | 0000038661 |
| Instrument Date | Mar 08, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Mar 20, 2018 |
| Title Company | TITLE SOURCES INC |
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 381 READ DR LAFAYETTE CA 945495616, LAFAYETTE, CA 94549-5616 |
| Document Number | 0000038661 |
|---|---|
| Date | Mar 13, 2018 |
| Instrument | 38661 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Mar 12, 2048 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 06, 2018 |
| Property Address | 409 H ST, ANTIOCH, CA 94509-1264 |
| Document Number | 0000019071 |
| Instrument Date | Jan 30, 2018 |
| Instrument | 19071 |
| Transaction Type | Transfer |
| Record Updated | Feb 12, 2018 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 381 READ DR LAFAYETTE CA 945495616, LAFAYETTE, CA 94549-5616 |
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 | $242,129 (+2%) Land $57,648 Building $184,481 | |
| 2025 | $3,763.00 (+6.81%) | $237,382 (+4.04%) Land $56,518 Building $180,864 |
| 2023 | $3,523.00 (+1.26%) | $228,166 Land $54,324 Building $173,842 |
| 2022 | $3,479.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133050005, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 16 policies |
| Nearby Flood Policies | 16 in force |
| Nearby Flood Claims | 47 (1982–2022) |
| Claims Outside the SFHA | 15 of 47 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: T-Mobile USA, Verizon.
Based on FCC filings for 374 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system CA0710001, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF ANTIOCH serves 116,781 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2024 |
| Lead | Under 1 ppb (2022–2024) 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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