Contra Costa County property record for 4929 Willowbrook Way, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,652 sqft · built 1995 |
| Lot Size | 0.21 acres (9,147 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $450,000 (Jan 2020) |
| Tax Bill | $5,837 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage Jan 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-110-134-6 |
| Primary APN | 056-110-134-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,652 sqft Living Area |
| 1st Floor Area | 768 sqft |
| 2nd Floor Area | 884 sqft |
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Lot Area | 9,147 sqft (0.21 acres) |
| Garage Type | Attached |
| Garage Area | 426 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4929 WILLOWBROOK WAY |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-8174 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A-2 |
| Legal Description | T7125 L376 & POR VACATED RD |
| Legal Subdivision | SAND CRK ROAD SUB 7125 |
| Legal Tract | 7125 |
| Legal Lot Number | 376 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 302009 |
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 | 4929 WILLOWBROOK WAY, ANTIOCH, CA 94531-8174 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Apr 27, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage AMPLE FUNDING LLC |
| Jan 21, 2020 | Grant Deed, Transfer · Conventional with PMI DEEPHAVEN MTG LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 21, 2020 · Amount on Record |
| Deed Sale | Jan 21, 2020 · Amount on Record |
| Prior Sale | Jun 12, 2008 · Amount on Record |
| Deed Document Number | 202011778 |
| Last Transfer Date | Apr 22, 2021 |
| Transfer Doc | 0000127160 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 27, 2021 |
| Property Address | 4929 WILLOWBROOK WAY, ANTIOCH, CA 94531-8174 |
| Document Number | 0000127160 |
| Map Reference | MB 366 PG 49 |
| Instrument Date | Apr 22, 2021 |
| Instrument | 2021-127160 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | STEWART TITLE, STEWART TITLE OF CALIFORNIA |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 4929 WILLOWBROOK WAY, ANTIOCH, CA 94531-8174 |
| Document Number | 0000127161 |
|---|---|
| Date | Apr 27, 2021 |
| Instrument | 2021-127161 |
| Name | AMPLE FUNDING LLC |
|---|---|
| Type | Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 1, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 21, 2020 |
| Property Address | 4929 WILLOWBROOK WAY, ANTIOCH, CA 94531-8174 |
| Document Number | 0000011778 |
| Instrument Date | Jan 16, 2020 |
| Instrument | 11778 |
| Transaction Type | Transfer |
| Record Updated | Jan 31, 2020 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $495.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 4929 WILLOWBROOK WAY ANTIOCH CA 945318174, ANTIOCH, CA 94531-8174 |
| Document Number | 11779 |
|---|---|
| Date | Jan 21, 2020 |
| Instrument | 11779 |
| Name | DEEPHAVEN MTG LLC |
|---|---|
| Address | CHARLOTTE, NC 28277 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 20, 2050 |
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 | $501,979 (+2%) Land $167,325 Building $334,654 | |
| 2025 | $5,837.00 (+6.15%) Homeowner's exemption | $492,138 (+4.04%) Land $164,045 Building $328,093 |
| 2023 | $5,499.00 (+1.57%) Homeowner's exemption | $473,029 Land $157,676 Building $315,353 |
| 2022 | $5,414.00 |
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 A, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 611 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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