Alameda County property record for 3540 Smith St, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 833 sqft · built 1941 |
| Lot Size | 0.09 acres (3,900 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $6,640 (2025) |
| Deeds & Mortgages | Feb 2022 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 483-25-4 |
| Primary APN | 483-25-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 833 sqft Living Area |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 3,900 sqft (0.09 acres) |
| Street Address | 3540 SMITH ST |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-2608 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00004 BLK: AR: 0483 PAGE: 0025 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 440334 |
3540 Smith St, a single family home, is owned by an individual.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 5220 S CHAPS PL, BOISE, ID 83709-5912 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3540 SMITH ST, UNION CITY, CA 94587-2608 |
| Transaction Type | Mortgage |
| Record Updated | Mar 4, 2022 |
| Name | Verified Name |
|---|---|
| Address | 5220 S CHAPS PL, BOISE, ID 83709-5912 |
| Document Number | 0000034216 |
|---|---|
| Date | Feb 14, 2022 |
| Instrument | 2022034216 |
| Name | BANK OF THE WEST |
|---|---|
| Type | Bank |
| Address | OMAHA, NE 68154 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 3540 Smith St was $6,640.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Union City |
| Unified School District | New Haven Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $461,057 (+2%) Land $138,317 Building $322,740 | ||
| 2025 | $6,640.00 | $452,018 Land $135,605 Building $316,413 | |
| 2023 | $6,840.00 | $434,468 Land $130,340 Building $304,128 | $499,950 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3540 Smith St 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.
Wildfire risk around 3540 Smith St is low, with 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 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 | 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 602 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Tekify Fiber & Wireless Fixed Wireless | 580 / 125 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, Verizon.
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