Alameda County property record for 5489 Thornton Ave, Newark, CA 94560
| Property Type | Service Station (Full Service) |
|---|---|
| Details | 1,740 sqft · built 1974 |
| Lot Size | 0.561 acres (24,437 sqft) |
| Owner | Company Name on File |
| Tax Bill | $26,371 (2025) |
| Deeds & Mortgages | Aug 2019 Mortgage Aug 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 92A-985-17-3 |
| Primary APN | 92A-985-17-3 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,740 sqft Total Area |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Fire Resistance | Special |
| Lot Area | 24,437 sqft (0.561 acres) |
| Street Address | 5489 THORNTON AVE |
|---|---|
| City | NEWARK |
| State | CA |
| Zip | 94560-3238 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Service Station (Full Service) |
| Legal Description | LOT: 00003 BLK: PM: 0079 PAGE: 0037 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 444100 |
5489 Thornton Ave, a commercial property, is owned by a company that acquired it in November 2010.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 587 YGNACIO VALLEY RD, WALNUT CREEK, CA 94596-3801 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Aug 15, 2019 | Deed of Trust, Mortgage BANK OF GUAM |
| Aug 15, 2019 | Deed of Trust, Mortgage BANK OF GUAM |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 30, 2010 |
| Deed Sale | Nov 30, 2010 |
| Prior Sale | Oct 25, 2010 |
| Deed Document Number | 2010351124 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 5489 THORNTON AVE, NEWARK, CA 94560-3238 |
| Document Number | 0000164066 |
| Instrument Date | Aug 15, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Sep 17, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 587 YGNACIO VALLEY RD WALNUT CREEK CA 945963801, WALNUT CREEK, CA 94596-3801 |
| Document Number | 0000164066 |
|---|---|
| Date | Aug 22, 2019 |
| Instrument | 164066 |
| Name | BANK OF GUAM |
|---|---|
| Type | Bank |
| Address | 404 MONTGOMERY ST, SAN FRANCISCO, CA 94104-1202 |
| Amount | Amount on Record |
|---|
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 5489 THORNTON AVE, NEWARK, CA 94560-3238 |
| Document Number | 0000164068 |
| Instrument Date | Aug 15, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Sep 17, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 587 YGNACIO VALLEY RD WALNUT CREEK CA 945963801, WALNUT CREEK, CA 94596-3801 |
| Document Number | 0000164068 |
|---|---|
| Date | Aug 22, 2019 |
| Instrument | 164068 |
| Name | BANK OF GUAM |
|---|---|
| Type | Bank |
| Address | 404 MONTGOMERY ST, SAN FRANCISCO, CA 94104-1202 |
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 5489 Thornton Ave was $26,371.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Newark City |
| Unified School District | Newark Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,212,837 (+20.16%) Land $637,026 Building $212,342 | |
| 2025 | $26,371.00 | $1,009,355 Land $624,536 Building $384,819 |
| 2023 | $19,191.00 | $1,004,457 Land $600,292 Building $404,165 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 5489 Thornton Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 5489 Thornton Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 | ALAMEDA COUNTY WATER DISTRICT serves 344,000 people · EPA ID CA0110001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2025 |
| 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 593 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Tekify Fiber & Wireless Fixed Wireless | 650 / 150 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sail Internet.
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