Contra Costa County property records for 5 addresses on Mountaire Ct, Clayton, CA · Last verified August 2026
| Properties | 5 |
|---|---|
| Median Sale Price | $843,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $346 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $12,553 |
| Median Year Built | 1974 |
| Median Ownership Tenure | 9 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 3 ba · 2,960 sqft · built 1977 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $840,000Jun 2014 | $13,4742025 | Amount on Record Nov 2003 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2 ba · 2,078 sqft · built 1974 · 0.248 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $843,000Sep 2017 | $12,3752025 | —May 2024 | 2 Names on Record Owner Occupied | Assessor + 6 DocumentsUpdated Aug 2026 |
4 bd · 2.5 ba · 2,870 sqft · built 1974 · 0.252 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,245,000Apr 2021 | $16,2192025 | —Feb 2004 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,152 sqft · built 1974 · 0.245 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $615,000May 2011 | $10,0472025 | —Jul 2009 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 3 ba · 2,623 sqft · built 1974 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $910,000May 2019 | $12,5532025 | Amount on Record Apr 2009 | 2 Names on Record Owner Occupied | Assessor + 7 DocumentsUpdated 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 77% of the US · above 53% of California |
|---|---|
| Wildfire Likelihood | About 1 in 243 per year |
| Exposure | Indirect 0 of 1 cells directly exposed · 1 adjoin burnable vegetation |