Alameda County property record for 399 Warren Ave, San Leandro, CA 94577
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,166 sqft · built 1938 |
| Lot Size | 0.106 acres (4,600 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $1,694 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 77-571-55 |
| Primary APN | 77-571-55 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,166 sqft Living Area |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 1938 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,600 sqft (0.106 acres) |
| Street Address | 399 WARREN AVE |
|---|---|
| City | SAN LEANDRO |
| State | CA |
| Zip | 94577-5059 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00055 BLK: AR: 0077 PAGE: 0571 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 433104 |
399 Warren Ave is owner-occupied and held in a trust since June 2022.
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 399 WARREN AVE, SAN LEANDRO, CA 94577-5059 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jun 22, 2022 |
| Transfer Doc | 0000119952 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 399 Warren Ave was $1,694 with a homeowner's exemption.
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 | $60,271 (-8.61%) Land $39,012 Building $28,259 | ||
| 2025 | $1,694.00 Homeowner's exemption | $65,952 Land $38,247 Building $27,705 | |
| 2023 | $1,550.00 Homeowner's exemption | $63,391 Land $36,762 Building $26,629 | $784,170 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 399 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 399 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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures