Contra Costa County property record for 28 Hillside Rd, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,240 sqft · built 1958 |
| Lot Size | 0.153 acres (6,650 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $408,000 (Dec 2018) |
| Tax Bill | $5,663 (2025) |
| Deeds & Mortgages | Mar 2022 Mortgage Dec 2018 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-072-007-9 |
| Primary APN | 071-072-007-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,240 sqft Living Area |
| 1st Floor Area | 1,240 sqft |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1978 |
| Lot Area | 6,650 sqft (0.153 acres) |
| Garage Type | Attached |
| Garage Area | 504 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 28 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 12 |
| Legal Subdivision | ANTIOCH HEIGHTS SUB |
| Legal Lot Number | 12 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1025 |
| Census Tract | 308001 |
28 Hillside Rd is owned and occupied by two individuals who bought it in December 2018.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 28 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 18, 2022 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Dec 14, 2018 | Grant Deed, Transfer · Conventional Mortgage SUMMIT FUNDING INC |
| Jun 6, 2018 | Grant Deed, Transfer STEWART TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 14, 2018 · Amount on File |
| Deed Sale | Dec 14, 2018 · Amount on File |
| Prior Sale | Jun 6, 2018 · Amount on File |
| Deed Document Number | 2018200940 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 28 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 28 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000048656 |
|---|---|
| Date | Mar 18, 2022 |
| Instrument | 2022-048656 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 14, 2018 |
| Property Address | 28 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000200940 |
| Map Reference | MB 38 PG 11 |
| Instrument Date | Dec 11, 2018 |
| Instrument | 2018-200940 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | STEWART TITLE OF CALIFORNIA |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 28 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000200941 |
|---|---|
| Date | Dec 14, 2018 |
| Instrument | 2018-200941 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2049 |
| Document Number | 0000200941 |
|---|---|
| Date | Dec 14, 2018 |
| Instrument | 2018-200941 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Address | SACRAMENTO, CA 95815 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2049 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 6, 2018 |
| Property Address | 28 HILLSIDE RD, ANTIOCH, CA 94509-4944 |
| Document Number | 0000089978 |
| Instrument Date | Jun 5, 2018 |
| Instrument | 89978 |
| Transaction Type | Transfer |
| Record Updated | Jun 13, 2018 |
| Title Company | STEWART TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $270.60 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 1416 CHARISMA WAY BRENTWOOD CA 945135151, BRENTWOOD, CA 94513-5151 |
The 2025 property tax bill for 28 Hillside Rd was $5,663.
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 | $464,229 (+2%) Land $159,294 Building $304,935 | |
| 2025 | $5,663.00 | $455,127 Land $156,171 Building $298,956 |
| 2023 | $5,387.00 (+1.58%) | $437,456 Land $150,107 Building $287,349 |
| 2022 | $5,303.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 28 Hillside Rd in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1998.
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.
Wildfire risk around 28 Hillside Rd is low, with less than a 0.01% annual chance of wildfire.
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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