Contra Costa County property record for 1121 W 8th St, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 845 sqft · built 1947 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $90,000 (Sep 2010) |
| Tax Bill | $1,858 (2025) |
| Deeds & Mortgages | Feb 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 066-222-015-1 |
| Primary APN | 066-222-015-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 845 sqft Living Area |
| Gross Area | 1,055 sqft |
| 1st Floor Area | 845 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Type | Attached |
| Garage Area | 210 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1121 W 8TH ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-1011 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | WESTERN SUBN LOT 6 BLK 87 |
| Legal Subdivision | WESTERN SUB |
| Legal Block | 87 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 4 |
| Census Block | 4007 |
| Census Tract | 305000 |
Source: Contra Costa County records · APN 066-222-015-1
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 Individual Names on File |
|---|---|
| Mailing Address | 109 CATALINE AVE, ANTIOCH, CA 94509-3460 |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 22, 2010 · Amount on Record |
| Deed Sale | Sep 22, 2010 · Amount on Record |
| Prior Sale | Jun 04, 2010 · Amount on Record |
| Deed Document Number | 2010201616 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 1121 W 8TH ST, ANTIOCH, CA 94509-1011 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | NORTH AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000022694 |
|---|---|
| Date | Feb 13, 2018 |
| Instrument | 2018-022694 |
| Name | HOMEBRIDGE FINANCIAL SERVICES INC |
|---|---|
| Type | Funding / Finance Company |
| Address | ISELIN, NJ 08830 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2048 |
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 | $117,600 (+2%) Land $58,800 Building $58,800 | |
| 2025 | $1,858.00 (+6.78%) | $115,296 (+4.04%) Land $57,648 Building $57,648 |
| 2023 | $1,740.00 (+1.28%) | $110,820 Land $55,410 Building $55,410 |
| 2022 | $1,718.00 |
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 060133050004, 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 |
| Nearby Flood Policies | 5 in force |
| 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 · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
Based on FCC filings for 372 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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