Contra Costa County property record for 16 Hillside Rd, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,184 sqft · built 1956 |
| Lot Size | 0.12 acres (5,225 sqft) |
| Owner | Company Name on Record |
| Last Sale | $275,500 (Apr 2016) |
| Tax Bill | $4,144 (2025) |
| Deeds & Mortgages | Aug 2026 Line of Credit Mar 2020 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-072-004-6 |
| Primary APN | 071-072-004-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,184 sqft Living Area |
| 1st Floor Area | 1,184 sqft |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 5,225 sqft (0.12 acres) |
| Garage Type | Attached |
| Garage Area | 385 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|
| Street Address | 16 HILLSIDE RD |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-4944 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | ANTIOCH HGTS SUBN #1 LOT 15 |
| Legal Subdivision | ANTIOCH HEIGHTS SUB |
| Legal Lot Number | 15 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1025 |
| Census Tract | 308001 |
Source: Contra Costa County records, as of August 17, 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 | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Aug 10, 2026 | Deed of Trust, Mortgage · Line of Credit COASTAL COMMUNITY BANK |
| Mar 2, 2020 | Deed of Trust, Mortgage · Conventional Mortgage UNITED AMERICAN MORTGAGE CORP |
| Apr 5, 2021 | Deed of Trust, Mortgage · Conventional Mortgage ABSOLUTE HOME MORTGAGE CORP |
| Nov 30, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Jan 14, 2019 | Grant Deed OLD REPUBLIC TITLE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 6, 2016 · Amount on Record |
| Deed Sale | Apr 6, 2016 · Amount on Record |
| Prior Sale | Jun 6, 2012 · Amount on Record |
| Deed Document Number | 201661588 |
| Last Transfer Date | Jan 9, 2019 |
| Transfer Doc | 0000004925 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 10, 2026 |
| Property Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000083505 |
| Instrument Date | Aug 4, 2026 |
| Instrument | 202683505 |
| Transaction Type | Mortgage |
| Record Updated | Aug 17, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust, 165 |
| Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000083505, |
|---|---|
| Date | Aug 10, 2026 |
| Instrument | 202683505 |
| Name | COASTAL COMMUNITY BANK |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6.49% |
| Initial Type | Adjustable Rate |
| Adjustable | Adjustable Rate Rider |
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | LAWYERS TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000039497 |
|---|---|
| Date | Mar 2, 2020 |
| Instrument | 2020-039497 |
| Name | UNITED AMERICAN MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | COSTA MESA, CA 92626 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Mar 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | TITLE 365 |
| Name | Verified Name |
|---|---|
| Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000101249 |
|---|---|
| Date | Apr 5, 2021 |
| Instrument | 2021-101249 |
| Name | ABSOLUTE HOME MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | FAIRFIELD, NJ 07004 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 1, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 30, 2020 |
| Property Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000290626 |
| Instrument Date | Nov 13, 2020 |
| Instrument | 290626 |
| Transaction Type | Transfer |
| Record Updated | Dec 11, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 16 HILLSIDE RD ANTIOCH CA 945094944, ANTIOCH, CA 94509-4944 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 14, 2019 |
| Property Address | 16 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000004925 |
| Instrument Date | Jan 9, 2019 |
| Instrument | 4925 |
| Record Updated | Jan 24, 2019 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 16 HILLSIDE RD ANTIOCH CA 945094944, ANTIOCH, CA 94509-4944 |
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 | $332,651 (+2%) Land $169,042 Building $163,609 | |
| 2025 | $4,144.00 (+5.5%) Homeowner's exemption | $326,129 (+4.04%) Land $165,728 Building $160,401 |
| 2023 | $3,928.00 (+1.55%) Homeowner's exemption | $313,467 Land $159,294 Building $154,173 |
| 2022 | $3,868.00 |
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 | 3 (1998–2004) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Nov 2004 · rainfall accumulation |
| Claims by Event |
|
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 97% of the US · lower than 97.8% 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 579 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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