Contra Costa County property record for 1503 Walnut Ave, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,578 sqft · built 1963 |
| Lot Size | 0.36 acres (15,678 sqft) |
| Owner | Company Name on Record |
| Last Sale | $195,000 (Aug 2000) |
| Tax Bill | $4,654 (2025) |
| Deeds & Mortgages | Jun 2022 Transfer Jun 2022 Transfer + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 051-082-013-7 |
| Primary APN | 051-082-013-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,578 sqft Living Area |
| 1st Floor Area | 1,578 sqft |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Lot Area | 15,678 sqft (0.36 acres) |
| Street Address | 1503 WALNUT AVE |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-7224 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | VIERA SUBN POR LOT 33 |
| Legal Subdivision | VIERA SUB |
| Legal Lot Number | 33 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 306002 |
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 | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jun 24, 2022 | Affidavit of Death of Joint Tenant, Transfer |
| Jun 24, 2022 | Intrafamily Transfer, Transfer |
| Jun 9, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage GLOBAL EQUITY FINANCE INC |
| Oct 28, 2017 | Deed of Trust, Mortgage · FHA Mortgage FIRST DIRECT LNDG |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 25, 2000 · Amount on Record |
| Deed Sale | Aug 25, 2000 · Amount on Record |
| Deed Document Number | 2000183065 |
| Last Transfer Date | Jun 17, 2022 |
| Transfer Doc | 0000104256 |
| Record Updated | Oct 29, 2026 |
| Document Type | Affidavit of Death of Joint Tenant |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 24, 2022 |
| Property Address | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Document Number | 0000104256 |
| Map Reference | MB 27 PG 15 |
| Instrument Date | Jun 1, 2022 |
| Instrument | 2022-104256 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 120 CORAL CT # 29, 29, SAN FRANCISCO, CA 94124-2943 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 24, 2022 |
| Property Address | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Document Number | 0000104327 |
| Map Reference | MB 27 PG 15 |
| Instrument Date | Jun 1, 2022 |
| Instrument | 2022-104327 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 9, 2021 |
| Property Address | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Document Number | 0000168182 |
| Map Reference | MB 27 PG 15 |
| Instrument Date | May 8, 2021 |
| Instrument | 2021-168182 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | STEWART TITLE, STEWART TITLE GUARANTY CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Document Number | 0000168183 |
|---|---|
| Date | Jun 9, 2021 |
| Instrument | 2021-168183 |
| Name | GLOBAL EQUITY FINANCE INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 1503 WALNUT AVE, ANTIOCH, CA 94509-7224 |
| Document Number | 0000212804 |
| Instrument Date | Oct 28, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Nov 17, 2017 |
| Title Company | TIMIOS INC |
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 1503 WALNUT AVE ANTIOCH CA 945097224, ANTIOCH, CA 94509-7224 |
| Document Number | 0000212804 |
|---|---|
| Date | Nov 13, 2017 |
| Instrument | 212804 |
| Name | FIRST DIRECT LNDG |
|---|---|
| Address | IRVINE, CA 92618 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 12, 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 | $372,193 (+2%) Land $90,361 Building $281,832 | |
| 2025 | $4,654.00 (+5.29%) | $364,896 (+4.04%) Land $88,590 Building $276,306 |
| 2023 | $4,420.00 (+1.56%) | $350,728 Land $85,150 Building $265,578 |
| 2022 | $4,352.00 |
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 6 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 64% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.05% 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 19 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| AT&T Fiber · Fixed Wireless in parts of the area | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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