Alameda County property record for 33728 3rd St, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,311 sqft · built 1961 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $162,500 (Jan 2003) |
| Tax Bill | $7,622 (2025) |
| Deeds & Mortgages | Jun 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 486-6-79-10 |
| Primary APN | 486-6-79-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,311 sqft Living Area |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1982 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,000 sqft (0.115 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 33728 3RD ST |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-3403 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00010 BLK: 0079 AR: 0486 PAGE: 0006 |
| Legal Subdivision | DECOTO |
| Legal Block | 106 |
| Legal Lot Number | 4 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 440200 |
Source: Alameda County records, as of August 5, 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 | 33728 3RD ST, UNION CITY, CA 94587-3403 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 16, 2003 · Amount on Record |
| Deed Sale | Jan 16, 2003 · Amount on Record |
| Prior Sale | Jun 28, 2001 · Amount on Record |
| Deed Document Number | 200329518 |
| Last Transfer Date | Jun 1, 2018 |
| Transfer Doc | 0000112280 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 7, 2018 |
| Property Address | 33728 3RD ST, UNION CITY, CA 94587-3403 |
| Document Number | 0000112280 |
| Map Reference | MB 19 PG 43 |
| Instrument Date | Jun 1, 2018 |
| Instrument | 2018112280 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 33728 3RD ST, UNION CITY, CA 94587-3403 |
| Document Number | 0000112281 |
|---|---|
| Date | Jun 7, 2018 |
| Instrument | 2018112281 |
| Name | FIRST TECHNOLOGY FEDERAL CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 1, 2048 |
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 | $540,374 (+2%) Land $162,112 Building $378,262 | ||
| 2025 | $7,622.00 (-1.79%) | $529,780 (+4.04%) Land $158,934 Building $370,846 | |
| 2023 | $7,761.00 | $509,213 Land $152,764 Building $356,449 | $827,280 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 71% of the US · above 46% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Direct burnable vegetation |
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 352 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| 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 |
| Tekify Fiber & Wireless Fixed Wireless | 800 / 800 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sail Internet.
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