Marin County property records for 10 addresses on Sidney St, Mill Valley, CA · Last verified August 2026
| Properties | 10 |
|---|---|
| Median Sale Price | $3,800,000 |
| Deeds and Mortgages on File | 15 |
| Median Price per Sqft | $1,251 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $13,301 |
| Median Year Built | 1937 |
| Median Ownership Tenure | 6 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 2.5 ba · 2,152 sqft · 0.141 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,100,000Oct 2024 | $50,2212025 | Amount on Record Apr 2024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,913 sqft · 0.136 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $870,000Apr 2004 | $20,3952025 | Amount on Record Oct 1996 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,119 sqft · 0.123 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $400,000Feb 1998 | $5,6512025 | —Dec 1998 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 3.5 ba · 3,036 sqft · 0.268 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,800,000May 2024 | $48,2572025 | Amount on Record Nov 2010 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 2,121 sqft · 0.243 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,0402025 | —Nov 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
6 bd · 2 ba · 2,670 sqft · 0.155 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 1982 | $8,4582025 | 2 Names on Record | AssessorUpdated Jul 2026 |
5 bd · 2.5 ba · 2,850 sqft · 0.144 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,825,000Oct 2020 | $13,3012025 | —Jul 2000 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,328 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,3762025 | —Jun 2015 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 4 ba · 4,336 sqft · 0.289 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,600,000Dec 2023 | $116,1492025 | Amount on Record Jan 2005 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 873 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2006 | $4,5292025 | —Sep 1996 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Low this street's cells rank at the 20th percentile of exposed land nationally · 11th in California |
|---|---|
| Wildfire Likelihood | Low — about 1 in 9,091 per year |
| Exposure | Direct 1 of 2 cells directly exposed · 1 adjoin burnable vegetation |