Alameda County property record for 1421 Union St, Alameda, CA 94501
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,010 sqft · built 1947 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $660,000 (Mar 2003) |
| Tax Bill | $14,002 (2025) |
| Deeds & Mortgages | Feb 2021 Transfer Feb 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 72-302-4 |
| Primary APN | 72-302-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 2,010 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,000 sqft (0.092 acres) |
| Lot Dimensions | 100 ft deep x 40 ft wide |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 1421 UNION ST |
|---|---|
| City | ALAMEDA |
| State | CA |
| Zip | 94501-2641 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00004 BLK: AR: 0072 PAGE: 0302 |
| Legal Subdivision | ENCINAL |
| Legal Block | 13 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | ALAMEDA |
| Census Block Group | 5 |
| Census Block | 5004 |
| Census Tract | 427900 |
1421 Union St is owned by an individual who acquired it in February 2021.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 59 BURNSIDE AVE, SAN FRANCISCO, CA 94131-2904 |
| 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.
| Date | Document |
|---|---|
| Feb 9, 2021 | Intrafamily Transfer, Transfer |
| Feb 9, 2021 | Grant Deed, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 5, 2003 · Amount on File |
| Deed Sale | Mar 5, 2003 · Amount on File |
| Deed Document Number | 2003125061 |
| Last Transfer Date | Feb 4, 2021 |
| Transfer Doc | 0000058341 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Feb 9, 2021 |
| Property Address | 1421 UNION ST, ALAMEDA, CA 94501-2641 |
| Document Number | 0000058341 |
| Map Reference | MB 6 PG 8 |
| Instrument Date | Feb 4, 2021 |
| Instrument | 2021058341 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 59 BURNSIDE AVE, SAN FRANCISCO, CA 94131-2904 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Feb 9, 2021 |
| Property Address | 1421 UNION ST, ALAMEDA, CA 94501-2641 |
| Document Number | 0000058342 |
| Map Reference | MB 6 PG 8 |
| Instrument Date | Feb 4, 2021 |
| Instrument | 2021058342 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1421 UNION ST, ALAMEDA, CA 94501-2641 |
The 2025 property tax bill for 1421 Union St was $14,002.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Alameda City |
| Unified School District | Alameda City Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $974,924 (+2%) Land $292,477 Building $682,447 | ||
| 2025 | $14,002.00 | $955,811 Land $286,743 Building $669,068 | |
| 2023 | $13,187.00 | $918,706 Land $275,612 Building $643,094 | $1,321,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1421 Union St in Zone X, an area of minimal flood risk.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 1 in force |
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.
The area around 1421 Union St 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 1,124 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 · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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