Contra Costa County property record for 5456 Chamberlain St, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 3,404 sqft · built 2020 |
| Lot Size | 0.103 acres (4,481 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $690,500 (Aug 2020) |
| Tax Bill | $10,196 (2025) |
| Deeds & Mortgages | Jul 2026 Mortgage Aug 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-310-078-3 |
| Primary APN | 056-310-078-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,404 sqft Living Area |
| 1st Floor Area | 1,568 sqft |
| 2nd Floor Area | 1,836 sqft |
| Year Built | Built 2020 |
|---|---|
| Effective Year Built | Effective 2020 |
| Lot Area | 4,481 sqft (0.103 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 5456 CHAMBERLAIN ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-8719 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7938 L18 |
| Legal Subdivision | QUAIL COVE SUB 7938 |
| Legal Tract | 7938 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 303207 |
Source: Contra Costa County records, as of July 20, 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 | 5456 CHAMBERLAIN ST, ANTIOCH, CA 94531-8719 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Jul 13, 2026 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Aug 28, 2020 | Grant Deed, Transfer · FHA Mortgage LOANDEPOT.COM LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 28, 2020 · Amount on Record |
| Deed Sale | Aug 28, 2020 · Amount on Record |
| Deed Document Number | 2020185946 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 13, 2026 |
| Property Address | 5456 CHAMBERLAIN ST, ANTIOCH, CA 94531-8719 |
| Document Number | 0000073355 |
| Instrument Date | Jun 23, 2026 |
| Instrument | 202673355 |
| Transaction Type | Mortgage |
| Record Updated | Jul 20, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Address | 5456 CHAMBERLAIN ST, ANTIOCH, CA 94531-8719 |
| Document Number | 0000073355, |
|---|---|
| Date | Jul 13, 2026 |
| Instrument | 202673355 |
| Name | ROCKET MORTGAGE LLC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Jul 1, 2046 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6.53% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 28, 2020 |
| Property Address | 5456 CHAMBERLAIN ST, ANTIOCH, CA 94531-8719 |
| Document Number | 0000185946 |
| Map Reference | MB 541 PG 48 |
| Instrument Date | Aug 21, 2020 |
| Instrument | 2020-185946 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 5456 CHAMBERLAIN ST, ANTIOCH, CA 94531-8719 |
| Document Number | 0000185948 |
|---|---|
| Date | Aug 28, 2020 |
| Instrument | 2020-185948 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2050 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Elementary School District | Brentwood Union Elementary School District (KG - 08) |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $762,254 (+2%) Land $220,814 Building $541,440 | |
| 2025 | $10,196.00 (+3.75%) | $747,309 (+4.04%) Land $216,485 Building $530,824 |
| 2023 | $9,827.00 (+1.82%) | $718,292 Land $208,080 Building $510,212 |
| 2022 | $9,651.00 |
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 | 2 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 | 0.03% annual chance |
| Exposure | Indirect within 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 205 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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