Alameda County property record for 33305 3rd St, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,799 sqft · built 1925 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $4,511 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 486-3-8 |
| Primary APN | 486-3-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,799 sqft Living Area |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1998 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,000 sqft (0.115 acres) |
| Parking Spaces | 1 Parking Space |
| Street Address | 33305 3RD ST |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-2159 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00008 BLK: AR: 0486 PAGE: 0003 |
| Legal Subdivision | DECOTO |
| Legal Block | 35 |
| Legal Lot Number | 16 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 4 |
| Census Block | 4011 |
| 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 | 33305 3RD ST, UNION CITY, CA 94587-2159 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Feb 1, 2008 |
| Transfer Doc | 0000057115 |
| Record Updated | Sep 20, 2026 |
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 | $289,000 (+2%) Land $46,660 Building $242,340 | ||
| 2025 | $4,511.00 (-6.84%) | $283,334 (+4.04%) Land $45,745 Building $237,589 | |
| 2023 | $4,842.00 | $272,335 Land $43,969 Building $228,366 | $969,030 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 | Moderate above 53% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect 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 583 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 |
| Tekify Fiber & Wireless Fixed Wireless | 1,000 / 1,000 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
May also be available: GeoLinks, T-Mobile, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures