Alameda County property record for 300 Warren Ave, San Leandro, CA 94577
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 20 bd · 19.5 ba · 10,950 sqft · built 1977 |
| Lot Size | 0.438 acres (19,079 sqft) |
| Owner | Company Name on File |
| Last Sale | $4,625,000 (Jul 2026) |
| Tax Bill | $57,041 (2025) |
| Deeds & Mortgages | Jul 2026 Sale Nov 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 77-572-43 |
| Primary APN | 77-572-43 |
|---|---|
| Alternative APN |
|
| Bedrooms | 20 Beds |
|---|---|
| Full Baths | 19.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 66 Rooms |
| Units | 12 Units |
| Stories | 2 Stories |
| Building Area | 10,950 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Exterior Material | Brick Veneer |
| Construction Type | Wood |
| Roof Type | Hip |
| Roof Material | Wood Shingle |
| Lot Area | 19,079 sqft (0.438 acres) |
| View / Lot | Average |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 12 Parking Spaces |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 300 WARREN AVE |
|---|---|
| City | SAN LEANDRO |
| State | CA |
| Zip | 94577-5063 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Local Zoning Code | R3 |
| Legal Description | LOT: 00001 BLK: PM: 0094 PAGE: 0035 ;LOT: 00002 BLK: PM: 0094 PAGE: 0035 |
| Legal Subdivision | PARCEL MAP 1909 |
| Legal Lot Number | 2 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 432602 |
300 Warren Ave, a residential property, is owned by a company that bought it in July 2026.
Source: Alameda County records, as of September 17, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 35584 CONOVAN LN, FREMONT, CA 94536-2532 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
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 |
|---|---|
| Jul 24, 2026 | Grant Deed, Transfer FIRST AMERICAN TITLE |
| Nov 5, 2021 | Grant Deed, Transfer · Commercial Mortgage FIRST REPUBLIC BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 24, 2026 · Amount on File |
| Deed Sale | Jul 24, 2026 · Amount on File |
| Prior Sale | Nov 5, 2021 · Amount on File |
| Deed Document Number | 202695761 |
| Prior Transfer Date | Sep 2, 2009 |
| Prior Transfer Doc | 0000293204 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jul 24, 2026 |
| Property Address | 300 WARREN AVE, SAN LEANDRO, CA 94577-5063 |
| Document Number | 0000095761 |
| Instrument Date | Jul 21, 2026 |
| Instrument | 202695761 |
| Transaction Type | Transfer |
| Record Updated | Sep 9, 2026 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $513,837.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Liability Partnership |
| Address | 35584 CONOVAN LN, FREMONT, CA 94536-2532 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Nov 5, 2021 |
| Property Address | 300 WARREN AVE, SAN LEANDRO, CA 94577-5063 |
| Document Number | 0000364475 |
| Map Reference | MB 94 PG 35&36 |
| Instrument Date | Oct 30, 2021 |
| Instrument | 2021364475 |
| Transaction Type | Transfer |
| Record Updated | Aug 22, 2022 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $45,072.50 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 55 E 3RD AVE, SAN MATEO, CA 94401-4010 |
| Document Number | 0000364476 |
|---|---|
| Date | Nov 5, 2021 |
| Instrument | 2021364476 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 300 Warren Ave was $57,041, up 5.2% from the year before.
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 |
|---|---|---|
| 2026 | $4,085,396 (+2.07%) Land $1,298,904 Building $2,786,492 | |
| 2025 | $57,041.00 (+5.21%) | $4,002,364 Land $1,273,440 Building $2,728,924 |
| 2024 | $54,216.00 (+0.99%) | |
| 2023 | $53,687.00 | $3,815,604 Land $1,224,000 Building $2,591,604 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 300 Warren Ave 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 300 Warren Ave is low, with less than 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 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | Under 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 | 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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