Alameda County property record for 855 Jefferson Ave, Livermore, CA 94550
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,256 sqft · built 1959 |
| Lot Size | 0.134 acres (5,820 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $3,340 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 99-1083-11-3 |
| Primary APN | 99-1083-11-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,256 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 5,820 sqft (0.134 acres) |
| Lot Dimensions | 97 ft deep x 60 ft wide |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 855 JEFFERSON AVE |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94550-3733 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00064 BLK: TR: 1983 ;LOT: 00065 BLK: TR: 1983 |
| Legal Tract | 1983 |
| Legal Lot Number | 64 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 5 |
| Census Block | 5014 |
| Census Tract | 451503 |
855 Jefferson Ave is owner-occupied and held in a trust since November 2007.
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 | 855 JEFFERSON AVE, LIVERMORE, CA 94550-3733 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Nov 21, 2007 |
| Transfer Doc | 0000405434 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 855 Jefferson Ave was $3,340 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Livermore City |
| Unified School District | Livermore Valley Joint Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $193,756 (-1.56%) Land $46,169 Building $154,587 | ||
| 2025 | $3,340.00 Homeowner's exemption | $196,820 Land $45,264 Building $151,556 | |
| 2023 | $3,189.00 Homeowner's exemption | $189,178 Land $43,507 Building $145,671 | $760,230 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 855 Jefferson 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.
The area around 855 Jefferson Ave 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 | CALIFORNIA WATER SERVICE - LIVERMORE private · serves 60,414 people · EPA ID CA0110003 |
|---|---|
| Water Source | Purchased surface water from ZONE 7 WATER AGENCY |
| Last State Inspection | Dec 2024 |
| Also Mapped Here | CITY OF LIVERMORE |
| Lead | 8 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 681 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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