Contra Costa County property record for 604 Gary Ave, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,633 sqft · built 1952 |
| Lot Size | 0.179 acres (7,800 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,347 (2025) |
| Deeds & Mortgages | Jan 2020 Second Mortgage Jun 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 068-075-008 |
| Primary APN | 068-075-008 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,633 sqft Living Area |
| Gross Area | 2,047 sqft |
| 1st Floor Area | 1,633 sqft |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1957 |
| Lot Area | 7,800 sqft (0.179 acres) |
| Garage Type | Attached |
| Garage Area | 414 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 604 GARY AVE |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-2726 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | LYNWOOD EST LOT 8 |
| Legal Subdivision | LYNNWOOD ESTATES |
| Legal Lot Number | 8 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 306003 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 604 GARY AVE, ANTIOCH, CA 94509-2726 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Jan 28, 2020 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage KAIPERM DIABLO FCU |
| Jun 16, 2021 | Intrafamily Transfer, Transfer · VA Mortgage MORTGAGE RESEARCH CENTER LLC |
| Sep 19, 2017 | Intrafamily Transfer, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 16, 2021 |
| Deed Sale | Jun 16, 2021 |
| Prior Sale | Oct 13, 2000 · Amount on File |
| Deed Document Number | 2021174938 |
| Prior Transfer Date | Jun 10, 2021 |
| Prior Transfer Doc | 0000174938 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 604 GARY AVE, ANTIOCH, CA 94509-2726 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | ACCOMMODATION |
| Name | Verified Name |
|---|
| Document Number | 0000016543 |
|---|---|
| Date | Jan 28, 2020 |
| Instrument | 2020-016543 |
| Name | KAIPERM DIABLO FCU |
|---|---|
| Type | Credit Union |
| Address | WALNUT CREEK, CA 94596 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Feb 1, 2035 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 16, 2021 |
| Property Address | 604 GARY AVE, ANTIOCH, CA 94509-2726 |
| Document Number | 0000174938 |
| Map Reference | MB 46 PG 6 |
| Instrument Date | Jun 10, 2021 |
| Instrument | 2021-174938 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 604 GARY AVE, ANTIOCH, CA 94509-2726 |
| Document Number | 0000174939 |
|---|---|
| Date | Jun 16, 2021 |
| Instrument | 2021-174939 |
| Name | MORTGAGE RESEARCH CENTER LLC |
|---|---|
| Type | Mortgage Company |
| Type | VA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2051 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 19, 2017 |
| Property Address | 604 GARY AVE, ANTIOCH, CA 94509-2726 |
| Document Number | 0000171326 |
| Map Reference | MAP46 PG6 |
| Instrument Date | Aug 31, 2017 |
| Instrument | 2017-171326 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | SERVICEINK |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 604 GARY AVE, ANTIOCH, CA 94509-2726 |
| Document Number | 0000171327 |
|---|---|
| Date | Sep 19, 2017 |
| Instrument | 2017-171327 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Oct 1, 2047 |
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 | $340,260 (+2%) Land $114,875 Building $225,385 | |
| 2025 | $2,347.00 (-30.46%) Disabled Person's exemption Veteran's exemption | $333,589 (+4.04%) Land $112,623 Building $220,966 |
| 2023 | $3,375.00 (-33.78%) | $320,637 Land $108,250 Building $212,387 |
| 2022 | $5,097.00 |
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 | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 99.1% of the US · lower than 99.2% 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 322 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 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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