Alameda County property record for 642 S O St, Livermore, CA 94550 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 2,025 sqft · built 1949 |
| Lot Size | 0.203 acres (8,880 sqft) |
| Owner | Individual Name on File |
| Last Sale | $763,000 (Apr 2016) |
| Tax Bill | $11,451 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 97-75-24-1 |
| Primary APN | 97-75-24-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,025 sqft Living Area |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 8,880 sqft (0.203 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 642 S O ST |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94550-4310 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 808 LOT 30 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 451602 |
Source: Alameda County records · APN 97-75-24-1
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 | Individual Name on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 642 S O ST, LIVERMORE, CA 94550-4310 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 29, 2016 · Amount on Record |
| Deed Sale | Apr 29, 2016 · Amount on Record |
| Prior Sale | Sep 04, 2003 |
| Deed Document Number | 2016108878 |
| Record Updated | Jun 08, 2026 |
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 | $11,451.00 (+3.43%) | $906,060 (+4.04%) Land $307,780 Building $598,280 |
| 2023 | $11,071.00 | $870,882 Land $295,830 Building $575,052 |
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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures