Alameda County property record for 10123 Patterson Pass Rd, Livermore, CA 94550
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 984 sqft · built 1880 |
| Lot Size | 157 acres (6,855,473 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,131 (2025) |
| Deeds & Mortgages | Nov 2019 Transfer Nov 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 99A-1750-2 |
| Primary APN | 99A-1750-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 984 sqft Living Area |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,855,473 sqft |
| Street Address | 10123 PATTERSON PASS RD |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94550-9738 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00002 BLK: AR: 099A PAGE: 1750 ;LOT: 00002 BLK: 0001 AR: 0903 PAGE: 0008 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 3 |
| Census Block | 3077 |
| Census Tract | 451104 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 8400 LAUGHLIN RD, OAKDALE, CA 95361-9424 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Nov 12, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Nov 12, 2019 | Correction Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Mar 29, 1994 |
| Transfer Doc | 0000190603 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Nov 12, 2019 |
| Property Address | 10123 PATTERSON PASS RD, LIVERMORE, CA 94550-9738 |
| Document Number | 0000231207 |
| Instrument Date | Oct 17, 2019 |
| Instrument | 231207 |
| Transaction Type | Transfer |
| Record Updated | Dec 10, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 10123 PATTERSON PASS RD LIVERMORE CA 945509738, LIVERMORE, CA 94550-9738 |
| Document Type | Correction Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Nov 12, 2019 |
| Property Address | 10123 PATTERSON PASS RD, LIVERMORE, CA 94550-9738 |
| Document Number | 0000231208 |
| Instrument Date | Oct 17, 2019 |
| Instrument | 231208 |
| Transaction Type | Transfer |
| Record Updated | May 11, 2021 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 10123 PATTERSON PASS RD LIVERMORE CA 945509738, LIVERMORE, CA 94550-9738 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Livermore Valley Joint Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $65,422 (-9.88%) Land $2,850 Building $14,254 | ||
| 2025 | $1,131.00 (-7.67%) | $72,598 (-11.19%) Land $2,795 Building $69,803 | |
| 2023 | $1,225.00 | $81,743 Land $2,686 Building $79,057 | $1,583,910 |
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 | High above 87% of the US · above 68% of California |
|---|---|
| Wildfire Likelihood | 1% annual chance |
| Exposure | Direct burnable vegetation |
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 | ZONE 7 WATER AGENCY serves 40 people · EPA ID CA0110010 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2025 |
| Lead | 7 ppb (2019–2021) 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, as of December 31, 2025
5G and 4G LTE (outdoors only)
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