Alameda County property record for 666 S O St, Livermore, CA 94550 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,807 sqft · built 1951 |
| Lot Size | 0.241 acres (10,530 sqft) |
| Owner | Company Name on File |
| Last Sale | $287,000 (Jun 1997) |
| Tax Bill | $6,602 (2025) |
| Deeds & Mortgages | Jul 2023 Line of Credit Sep 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 97-75-23-2 |
| Primary APN | 97-75-23-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,807 sqft Living Area |
| Year Built | Built 1951 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 10,530 sqft (0.241 acres) |
| Street Address | 666 S O ST |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94550-4310 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 808 LOT 31,32 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 451602 |
Source: Alameda County records · APN 97-75-23-2
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 666 S O ST, LIVERMORE, CA 94550-4310 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jul 26, 2023 | Deed of Trust, Mortgage · Line of Credit UNCLE CU |
| Sep 10, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 03, 1997 · Amount on Record |
| Deed Sale | Jun 03, 1997 · Amount on Record |
| Prior Sale | Jun 03, 1997 · Amount on Record |
| Deed Document Number | 0000135800 |
| Deed Book / Page | 097 |
| Last Transfer Date | Sep 10, 2019 |
| Transfer Doc | 0000178438 |
| Record Updated | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 666 S O ST, LIVERMORE, CA 94550-4310 |
| Transaction Type | Mortgage |
| Record Updated | Aug 30, 2023 |
| Title Company | E-PLACER TITLE, PLACER TITLE |
| Name | Verified Name |
|---|---|
| Address | 666 S O ST, LIVERMORE, CA 94550-4310 |
| Document Number | 0000084650 |
|---|---|
| Date | Jul 26, 2023 |
| Instrument | 2023084650 |
| Name | UNCLE CU |
|---|---|
| Type | Credit Union |
| Address | LIVERMORE, CA 94551 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Jul 25, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Sep 10, 2019 |
| Property Address | 666 S O ST, LIVERMORE, CA 94550-4310 |
| Document Number | 0000178438 |
| Instrument Date | Aug 16, 2019 |
| Instrument | 178438 |
| Transaction Type | Transfer |
| Record Updated | Oct 01, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 666 S O ST LIVERMORE CA 945504310, LIVERMORE, CA 94550-4310 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Livermore City |
| Unified School District | Livermore Valley Joint Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $6,602.00 (+7.18%) Homeowner's exemption | $484,868 (+8.04%) Land $140,221 Building $344,647 |
| 2023 | $6,160.00 Homeowner's exemption | $448,788 Land $134,777 Building $314,011 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014516022, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 451 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 2,000 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Xfinity. Availability varies by address; speeds are provider-advertised maximums, not measured.
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