Contra Costa County property records for 11 addresses on Johnston Rd, San Ramon, CA · Last verified August 2026
| Properties | 11 |
|---|---|
| Median Sale Price | $2,800,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $909 |
| Owner Occupied | 18% |
| Median Annual Tax Bill | $9,093 |
| Median Year Built | 1987 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4.77 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,0702025 | —Dec 2015 | 1 Name on Record | AssessorUpdated Jul 2026 |
5,915 sqft · Built 2007 · 2.8 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,000,000Dec 2025 | $43,4652025 | Amount on Record Feb 2021 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
23.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Jan 2016 | $9,7952025 | Amount on Record Jul 2000 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,462 sqft · Built 1952 · 147 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,800,000Mar 2018 | $6,7632025 | Amount on Record May 1996 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4,886 sqft · Built 1989 · 6.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,0932025 | —Mar 2011 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 3,808 sqft · 5.19 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,000,000Mar 2025 | $18,1402025 | Amount on Record Aug 2013 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 3,852 sqft · 8.31 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,300,000Mar 2004 | $35,7392025 | Amount on Record Aug 2002 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
40 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,000Sep 1997 | $3112025 | —Feb 2015 | 2 Names on Record | AssessorUpdated Jul 2026 |
23.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,250,000Oct 2019 | $1,0002025 | Amount on Record Jun 2002 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,128 sqft · Built 1923 · 389 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,150,000Jul 2004 | $8,8972025 | —Jul 2004 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
6,564 sqft · Built 1987 · 20.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,971,500Sep 2022 | $31,0562025 | Amount on Record Feb 2022 | 1 Name on Record | Assessor + 5 DocumentsUpdated Aug 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Very High this street's cells rank at the 92nd percentile of exposed land nationally · 76th in California |
|---|---|
| Wildfire Likelihood | Very High — about 1 in 61 per year |
| Exposure | Direct 9 of 9 cells directly exposed · 9 adjoin burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.