Alameda County property record for 4357 Guilford Ave, Livermore, CA 94550
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,032 sqft · built 1969 |
| Lot Size | 0.255 acres (11,098 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $815,000 (May 2015) |
| Tax Bill | $12,669 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 99-1101-8 |
| Primary APN | 99-1101-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,032 sqft Living Area |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 11,098 sqft (0.255 acres) |
| Street Address | 4357 GUILFORD AVE |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94550-5013 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00006 BLK: TR: 3068 |
| Legal Subdivision | TRACT 3068 |
| Legal Tract | 3068 |
| Legal Lot Number | 6 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 3 |
| Census Block | 3021 |
| Census Tract | 451501 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 4357 GUILFORD AVE, LIVERMORE, CA 94550-5013 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 28, 2015 · Amount on Record |
| Deed Sale | May 28, 2015 · Amount on Record |
| Prior Sale | Apr 14, 2011 · Amount on Record |
| Deed Document Number | 2015140903 |
| Prior Transfer Date | Apr 6, 2011 |
| Prior Transfer Doc | 0000109901 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4357 GUILFORD AVE, LIVERMORE, CA 94550-5013 |
| Transaction Type | Mortgage |
| Record Updated | Feb 18, 2021 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 4357 GUILFORD AVE, LIVERMORE, CA 94550-5013 |
| Document Number | 0000356060 |
|---|---|
| Date | Dec 18, 2020 |
| Instrument | 2020356060 |
| Name | AMERICAN PACIFIC MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | ROSEVILLE, CA 95661 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Jan 1, 2041 |
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 | $1,033,875 (+2%) Land $299,717 Building $734,158 | ||
| 2025 | $12,669.00 (+3.39%) | $1,013,608 (+4.04%) Land $293,842 Building $719,766 | |
| 2023 | $12,254.00 | $974,255 Land $282,434 Building $691,821 | $1,143,810 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 7 (15% 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 97.8% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | 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 63 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Verizon.
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