Contra Costa County property records for 3 addresses on Porter Dr, San Ramon, CA · Last verified July 2026
| Properties | 3 |
|---|---|
| Latest Sale | $3,000,000 (Nov 2015) |
| Deeds and Mortgages on File | 1 |
| Average Living Area | 17,735 sq ft |
| Average Year Built | 1945 |
| Average Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
25,600 sqft · built 1892 · 3.71 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,000,000Nov 2015 | $110,8812025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
0.661 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Jul 2026 |
9,871 sqft · built 1998 · 1.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $42,8672025 | 1 Name on Record | AssessorUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | High this street's cells rank above 71% of the US · above 46% of California |
|---|---|
| Wildfire Likelihood | About 1 in 299 per year |
| Exposure | Indirect 0 of 2 cells directly exposed |