Contra Costa County property record for 1338 Aster Dr, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,996 sqft · built 1969 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $137,000 (Jul 2011) |
| Tax Bill | $2,420 (2025) |
| Deeds & Mortgages | Nov 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 074-333-021-9 |
| Primary APN | 074-333-021-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,996 sqft Living Area |
| 1st Floor Area | 1,593 sqft |
| 2nd Floor Area | 403 sqft |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 6,000 sqft (0.138 acres) |
| Lot Dimensions | 100 ft deep x 60 ft wide |
| Garage Type | Attached |
| Garage Area | 446 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 1338 ASTER DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-1412 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R6 |
| Legal Description | TRACT 3813 LOT 175 EX MR |
| Legal Subdivision | SUBDIVISION 3813 |
| Legal Tract | 3813 |
| Legal Lot Number | 175 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 4 |
| Census Block | 4019 |
| Census Tract | 305000 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 1338 ASTER DR, ANTIOCH, CA 94509-1412 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 25, 2011 · Amount on Record |
| Deed Sale | Jul 25, 2011 · Amount on Record |
| Prior Sale | Mar 22, 2011 · Amount on Record |
| Deed Document Number | 2011145638 |
| Last Transfer Date | Nov 26, 2022 |
| Transfer Doc | 0000177758 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 28, 2022 |
| Property Address | 1338 ASTER DR, ANTIOCH, CA 94509-1412 |
| Document Number | 0000177758 |
| Map Reference | MB 123 PG 44 |
| Instrument Date | Nov 26, 2022 |
| Instrument | 2022-177758 |
| Transaction Type | Transfer |
| Record Updated | Dec 5, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 1338 ASTER DR, ANTIOCH, CA 94509-1412 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $175,378 (+2%) Land $51,239 Building $124,139 | |
| 2025 | $2,420.00 (-14.88%) Homeowner's exemption | $171,940 (+4.04%) Land $50,235 Building $121,705 |
| 2023 | $2,843.00 (+22.49%) | $165,265 Land $48,285 Building $116,980 |
| 2022 | $2,321.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 5 in force |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 97.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001 |
|---|---|
| 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, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 567 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures