Contra Costa County property record for 809 Putnam St, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,634 sqft · built 1967 |
| Lot Size | 0.147 acres (6,384 sqft) |
| Owner | Company Name on File |
| Last Sale | $145,000 (Nov 2012) |
| Tax Bill | $4,533 (2025) |
| Deeds & Mortgages | Nov 2023 Sale Dec 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-120-038-6 |
| Primary APN | 071-120-038-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,634 sqft Living Area |
| 1st Floor Area | 1,634 sqft |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1967 |
| Lot Area | 6,384 sqft (0.147 acres) |
| Garage Type | Attached |
| Garage Area | 411 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 809 PUTNAM ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-4707 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 2940 13 |
| Legal Subdivision | SUBDIVISION 6577 |
| Legal Tract | 2940 |
| Legal Lot Number | 13 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 307101 |
Source: Contra Costa County assessment roll, 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 File |
|---|---|
| Mailing Address | 345 PARK AVE, NEW YORK, NY 10154-0023 |
| Owner Type | Company |
| Date | Document |
|---|---|
| Nov 30, 2023 | Grant Deed, Transfer OS NATIONAL LLC |
| Dec 21, 2017 | Quit Claim Deed, Transfer OS NATIONAL LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 30, 2012 · Amount on Record |
| Deed Sale | Nov 30, 2012 · Amount on Record |
| Prior Sale | Apr 27, 2004 · Amount on Record |
| Deed Document Number | 2012305945 |
| Prior Transfer Date | Jan 11, 2006 |
| Prior Transfer Doc | 0000026474 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 30, 2023 |
| Property Address | 809 PUTNAM ST, ANTIOCH, CA 94509-4707 |
| Document Number | 0000126997 |
| Map Reference | MB 89 PG 9 |
| Instrument Date | Nov 29, 2023 |
| Instrument | 2023-126997 |
| Transaction Type | Transfer |
| Record Updated | Dec 13, 2023 |
| Title Company | OS NATIONAL LLC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 15771 RED HILL AVE STE 100, 100, TUSTIN, CA 92780-7333 |
| Investor | Possibly a Property Investor |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 21, 2017 |
| Property Address | 809 PUTNAM ST, ANTIOCH, CA 94509-4707 |
| Document Number | 0000239759 |
| Instrument Date | Dec 20, 2017 |
| Instrument | 239759 |
| Transaction Type | Transfer |
| Record Updated | Jan 3, 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 |
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 | $587,826 (+66.07%) Land $265,302 Building $322,524 | |
| 2025 | $4,533.00 (+5.32%) | $353,972 (+4.04%) Land $127,661 Building $226,311 |
| 2023 | $4,304.00 (+1.56%) | $340,228 Land $122,704 Building $217,524 |
| 2022 | $4,238.00 |
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
| 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 |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 561 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 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures