Alameda County property record for 323 Castro St, San Leandro, CA 94577
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 1,756 sqft · built 1898 |
| Lot Size | 0.176 acres (7,650 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $370,000 (Sep 2010) |
| Tax Bill | $6,873 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage Jul 2022 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 75-73-18 |
| Primary APN | 75-73-18 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,756 sqft Living Area |
| Year Built | Built 1898 |
|---|---|
| Effective Year Built | Effective 1904 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 7,650 sqft (0.176 acres) |
| Street Address | 323 CASTRO ST |
|---|---|
| City | SAN LEANDRO |
| State | CA |
| Zip | 94577-5814 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00018 BLK: AR: 0075 PAGE: 0073 |
| Legal Subdivision | HEMME |
| Legal Lot Number | 24 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2019 |
| Census Tract | 432601 |
323 Castro St is owned by two individuals who acquired it in May 2016.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 2071 MANCHESTER RD, CASTRO VALLEY, CA 94578-1435 |
| Owner Type | Individual |
| Vesting | Community Property |
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 |
|---|---|
| Apr 8, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FINANCE OF AMERICA MORTGAGE LLC |
| Jul 27, 2022 | Deed of Trust, Mortgage · Line of Credit GTE FCU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 2, 2010 · Amount on File |
| Deed Sale | Sep 2, 2010 · Amount on File |
| Prior Sale | Mar 11, 2005 · Amount on File |
| Deed Document Number | 2010254830 |
| Last Transfer Date | May 19, 2016 |
| Transfer Doc | 0000134994 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 323 CASTRO ST, SAN LEANDRO, CA 94577-5814 |
| Transaction Type | Mortgage |
| Record Updated | Aug 22, 2022 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 323 CASTO STREET, SAN LEANDRO, CA 94577-5814 |
| Document Number | 0000140780 |
|---|---|
| Date | Apr 8, 2021 |
| Instrument | 2021140780 |
| Name | FINANCE OF AMERICA MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | HORSHAM, PA 19044 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 349 Months |
| Due | May 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 323 CASTRO ST, SAN LEANDRO, CA 94577-5814 |
| Transaction Type | Mortgage |
| Record Updated | Aug 22, 2022 |
| Title Company | ATLAS TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 323 CASTRO ST, SAN LEANDRO, CA 94577-5814 |
| Document Number | 0000133591 |
|---|---|
| Date | Jul 27, 2022 |
| Instrument | 2022133591 |
| Name | GTE FCU |
|---|---|
| Type | Credit Union |
| Address | TAMPA, FL 33602 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jul 26, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 323 Castro St was $6,873.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | San Leandro City |
| Unified School District | San Leandro Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $483,485 (+2%) Land $145,045 Building $338,440 | ||
| 2025 | $6,873.00 | $474,006 Land $142,202 Building $331,804 | |
| 2023 | $6,556.00 | $455,606 Land $136,682 Building $318,924 | $787,770 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 323 Castro 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.
The area around 323 Castro 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 792 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 |
| Unwired Fixed Wireless | 300 / 25 |
| Starlink Satellite | 280 / 30 |
May also be available: GeoLinks, T-Mobile, Verizon.
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