Contra Costa County property records for 15 addresses on Altamount Dr, Orinda, CA · Last verified August 2026
| Properties | 15 |
|---|---|
| Median Sale Price | $1,055,000 |
| Deeds and Mortgages on File | 22 |
| Median Price per Sqft | $487 |
| Owner Occupied | 87% |
| Median Annual Tax Bill | $6,543 |
| Median Year Built | 1952 |
| Median Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2 ba · 2,033 sqft · 0.648 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $135,000Sep 1980 | $6,2602025 | —Aug 2008 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,924 sqft · 0.475 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $541,500Aug 2001 | $11,2022025 | —Sep 2020 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 4.5 ba · 3,076 sqft · 0.379 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Sep 2017 | $28,8962025 | —Oct 2012 | 2 Names on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2 ba · 2,477 sqft · 0.568 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,5952025 | —Sep 1995 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,502 sqft · 0.388 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,055,000Aug 2015 | $16,2862025 | Amount on Record Mar 1999 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,399 sqft · 0.549 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2001 | $2,5482025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 4 ba · 3,495 sqft · 0.946 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,5432025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3 ba · 1,690 sqft · 0.319 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $635,000Aug 2012 | $11,7662025 | —Oct 2008 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 2 ba · 1,830 sqft · 0.358 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,0312025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,877 sqft · 0.318 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,650,000Oct 2023 | $19,7622025 | Amount on Record Jul 2014 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 2,572 sqft · 0.368 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,410,000May 2022 | $24,8642025 | —Feb 2005 | 2 Names on Record Owner Occupied | Assessor + 6 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,222 sqft · 0.549 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,9042025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 2,631 sqft · 0.339 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,4372025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 2,003 sqft · 0.459 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,1692025 | —Dec 1993 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 3.5 ba · 4,305 sqft · 0.429 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,100,000Jan 2026 | $35,6212025 | Amount on Record Jun 2022 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Moderate this street's cells rank at the 57th percentile of exposed land nationally · 34th in California |
|---|---|
| Wildfire Likelihood | Moderate — about 1 in 606 per year |
| Exposure | Direct 2 of 3 cells directly exposed · 3 adjoin burnable vegetation |