Contra Costa County property record for 304 Robert St, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,201 sqft · built 1954 |
| Lot Size | 0.123 acres (5,335 sqft) |
| Owner | Company Name on Record |
| Last Sale | $128,600 (Nov 2012) |
| Tax Bill | $4,934 (2025) |
| Deeds & Mortgages | Feb 2026 Mortgage Apr 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-092-006-7 |
| Primary APN | 071-092-006-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,201 sqft Living Area |
| 1st Floor Area | 1,201 sqft |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Lot Area | 5,335 sqft (0.123 acres) |
| Cooling System | Central |
|---|
| Street Address | 304 ROBERT ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-4870 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 2076 LOT 99 |
| Legal Subdivision | HIGHLAND TERRACE UNIT #2 |
| Legal Tract | 2076 |
| Legal Lot Number | 99 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1027 |
| Census Tract | 308001 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 15771 RED HILL AVE, 100, TUSTIN, CA 92780-7333 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Date | Document |
|---|---|
| Feb 9, 2026 | Grant Deed, Transfer · Commercial Mortgage ROYAL BANK OF CANADA |
| Apr 24, 2018 | Quit Claim Deed, Transfer GERMAN AM CAP |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 14, 2012 · Amount on Record |
| Deed Sale | Nov 14, 2012 · Amount on Record |
| Prior Sale | Oct 24, 1994 · Amount on Record |
| Deed Document Number | 2012288010 |
| Prior Transfer Date | Nov 1, 2012 |
| Prior Transfer Doc | 0000288010 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 9, 2026 |
| Property Address | 304 ROBERT ST, ANTIOCH, CA 94509-4870 |
| Document Number | 0000012533 |
| Map Reference | MB 54 PG 32 |
| Instrument Date | Feb 5, 2026 |
| Instrument | 2026- 012533 |
| Transaction Type | Transfer |
| Record Updated | Feb 18, 2026 |
| Title Company | MAINSTAY NATIONAL TITLE LLC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 15771 RED HILL AVE # AVE100, AVE100, TUSTIN, CA 92780-7333 |
| Name | Verified Name |
|---|---|
| Address | 15771 RED HILL AVE STE 100, 100, TUSTIN, CA 92780-7333 |
| Mail Care Of | TRICON AMERICAN HOMES LLC |
| Investor | Possibly a Property Investor |
| Document Number | 0000012534 |
|---|---|
| Date | Feb 9, 2026 |
| Instrument | 2026- 012534 |
| Name | ROYAL BANK OF CANADA |
|---|---|
| Type | Bank |
| Address | 200 VESEY ST # 88, NEW YORK, NY 10281 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 24, 2018 |
| Property Address | 304 ROBERT ST, ANTIOCH, CA 94509-4870 |
| Document Number | 0000063663 |
| Instrument Date | Apr 18, 2018 |
| Instrument | 63663 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2018 |
| Title Company | OS NATIONAL LLC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 1508 BROOKHOLLOW DR SANTA ANA CA 927055433, SANTA ANA, CA 92705-5433 |
| Investor | Possibly a Property Investor |
| Document Number | 63667 |
|---|---|
| Date | Apr 24, 2018 |
| Instrument | 63667 |
| Name | GERMAN AM CAP |
|---|---|
| Type | Funding / Finance Company |
| Address | 60 WALL ST # 10TH, NEW YORK, NY 10005-2865 |
| Amount | Amount Recorded |
|---|
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 | $504,594 (+47.38%) Land $338,130 Building $166,464 | |
| 2025 | $4,934.00 (+18.04%) | $342,368 (+4.04%) Land $185,692 Building $156,676 |
| 2023 | $4,180.00 (+1.53%) | $329,075 Land $178,482 Building $150,593 |
| 2022 | $4,117.00 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 3 (1998–2004) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Nov 2004 · rainfall accumulation |
| Claims by Event |
|
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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 579 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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