Marin County property records for 53 addresses on Wellesley Ave, Mill Valley, CA · Last verified August 2026
| Properties | 53 |
|---|---|
| Median Sale Price | $2,550,000 |
| Deeds and Mortgages on File | 96 |
| Median Price per Sqft | $1,014 |
| Owner Occupied | 91% |
| Median Annual Tax Bill | $18,281 |
| Median Year Built | 1970 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2 bd · 1 ba · 1,440 sqft · 0.192 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,1692025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 3 ba · 2,471 sqft · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $395,000Jan 1997 | $14,6702025 | —Oct 1996 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 3 ba · 1,991 sqft · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,8282025 | —Jul 2019 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 3 ba · 3,052 sqft · 0.459 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,100,000May 2022 | $35,1732025 | Amount on Record Jun 2017 | 2 Names on Record Owner Occupied | Assessor + 6 DocumentsUpdated Aug 2026 |
4 bd · 2 ba · 1,461 sqft · 0.146 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $334,000Nov 1996 | $9,9752025 | —Nov 1996 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 3,252 sqft · 0.432 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,694,000Nov 2005 | $33,7822025 | Amount on Record May 2000 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 2,905 sqft · 0.381 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $725,000May 1997 | $18,2812025 | —Oct 2009 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3.5 ba · 2,883 sqft · 0.516 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,875,000Oct 2015 | $31,7902025 | Amount on Record Dec 1996 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 2,106 sqft · 0.769 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,250,000Apr 2013 | $22,8842025 | Amount on Record Mar 1995 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 4.5 ba · 3,722 sqft · 0.619 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,950,000Feb 2007 | $57,0642025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 4 ba · 3,301 sqft · 0.39 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,150,000Jun 1999 | $24,6272025 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
5 bd · 3 ba · 3,454 sqft · 0.734 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,169,000Aug 2021 | $31,8782025 | Amount on Record Nov 1999 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 2.5 ba · 2,591 sqft · 0.413 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,2042025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 1 ba · 1,458 sqft · 0.449 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,0852025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 4.5 ba · 3,563 sqft · 0.567 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,000,000Apr 2025 | $36,9962025 | Amount on Record May 2012 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2.5 ba · 2,966 sqft · 0.344 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $615,000Jan 2016 | $28,5332025 | Amount on Record Nov 2009 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 3,112 sqft · 0.505 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,700,000May 2021 | $40,0172025 | Amount on Record Nov 2004 | 2 Names on Record Owner Occupied | Assessor + 6 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,122 sqft · 0.174 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,755,000Sep 2022 | $27,1792025 | Amount on Record Jun 2019 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
5 bd · 4.5 ba · 3,150 sqft · 0.493 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,550,000Dec 2020 | $39,7242025 | Amount on Record Dec 2013 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 5 ba · 3,698 sqft · 0.537 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,052,000Nov 2022 | $54,8032025 | Amount on Record Oct 2013 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2.5 ba · 2,913 sqft · 0.674 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,0162025 | —Jan 2023 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
3 bd · 2.5 ba · 2,427 sqft · 0.22 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,575,000Apr 2021 | $26,5892025 | Amount on Record Jan 2011 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 2,902 sqft · 0.915 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,680,000Dec 2013 | $31,4162025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2.5 ba · 2,920 sqft · 0.661 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,380,000Feb 2011 | $29,9402025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 2,176 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3262025 | —Apr 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 3,600 sqft · 0.716 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,350,000Jan 2022 | $48,8132025 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,853 sqft · 0.283 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,7152025 | —May 2009 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,137 sqft · 0.241 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,650,000Dec 2022 | $37,8122025 | Amount on Record Apr 2015 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |
3 bd · 2.5 ba · 2,400 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,000Feb 1996 | $13,2722025 | —Feb 1996 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3 ba · 2,200 sqft · 0.168 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,340,000May 2022 | $34,1522025 | —Oct 2015 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
5 bd · 2.5 ba · 2,745 sqft · 0.381 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,900,000Sep 2021 | $22,0982025 | —Jan 2003 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 2,643 sqft · 0.189 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,155,000Jun 2012 | $23,6012025 | —Jun 2012 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,231 sqft · 0.208 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 1993 | $3,1132025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,850 sqft · 0.24 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,875,000Jun 2020 | $29,0862025 | —Feb 2003 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
4 bd · 3 ba · 1,982 sqft · 0.127 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,655,000Sep 2021 | $22,7962025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,949 sqft · 0.176 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,075,000May 2005 | $24,0662025 | Amount on Record May 1998 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,522 sqft · 0.132 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,260,000Jul 2007 | $22,4322025 | —Sep 2008 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 2 ba · 1,738 sqft · 0.134 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,050,000May 2018 | $17,5842025 | —May 2018 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,436 sqft · 0.151 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,2502025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,245 sqft · 0.122 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,100,000Nov 2004 | $10,8102025 | Amount on Record Jun 1997 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 3 ba · 2,218 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,8372025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 960 sqft · 0.165 acres · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $162,500Dec 1999 | $8,6252025 | Amount on Record Jan 1995 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,828 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,225,000May 2026 | $8,8002025 | —Jul 2013 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,328 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Mar 2009 | $13,5912025 | —Dec 2019 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,416 sqft · 0.11 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,440,000Aug 2018 | $8,2672025 | —Jun 2004 | 1 Name on Record | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 2,598 sqft · 0.303 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $945,000Dec 1999 | $22,7722025 | —Dec 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,612 sqft · 0.358 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $368,000Jul 1990 | $14,1472025 | 1 Name on Record | AssessorUpdated Jul 2026 |
4 bd · 1 ba · 1,470 sqft · 0.127 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,7182025 | —Feb 2012 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
2 bd · 1 ba · 1,084 sqft · 0.055 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,100,000Apr 2026 | $13,2932025 | Amount on Record Aug 2014 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,292 sqft · 0.084 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $590,000Aug 1999 | $13,6362025 | —May 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,526 sqft · 0.127 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,0742025 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,773 sqft · 0.105 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $835,000May 2007 | $14,0302025 | —May 2007 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2 bd · 2 ba · 1,601 sqft · 0.196 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,3012025 | —May 2015 | 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 | Low this street's cells rank at the 20th percentile of exposed land nationally · 11th in California |
|---|---|
| Wildfire Likelihood | Low — about 1 in 7,246 per year |
| Exposure | Direct 1 of 5 cells directly exposed · 4 adjoin burnable vegetation |