San Mateo County property records for 35 addresses on Polhemus Ave, Atherton, CA · Last verified August 2026
| Properties | 35 |
|---|---|
| Median Sale Price | $16,175,000 |
| Deeds and Mortgages on File | 44 |
| Median Price per Sqft | $2,626 |
| Owner Occupied | 57% |
| Median Annual Tax Bill | $123,950 |
| Median Year Built | 1987 |
| Median Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 6 ba · 10,715 sqft · 2.6 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $30,050,000Oct 2019 | $360,8502025 | Amount on Record Aug 2001 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 6.5 ba · 11,150 sqft · 1.02 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,500,000Sep 2014 | $162,5802025 | Amount on Record Oct 2013 | 1 Name on Record | AssessorUpdated Jul 2026 |
8 bd · 7 ba · 6,800 sqft · 1.93 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $24,4742025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 6.5 ba · 6,700 sqft · 1.02 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,800,000Jul 2013 | $119,6162025 | —Dec 2001 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
6 bd · 6.5 ba · 5,870 sqft · 1.16 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,380,000Apr 2008 | $107,4822025 | —Mar 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 4.5 ba · 5,959 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,700,000Mar 2024 | $177,7292025 | Amount on Record Aug 2008 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2124 bd · 8.5 ba · 10,433 sqft · 2.39 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $33,900,000Jul 2024 | $204,5792024 | Amount on Record Jun 2004 | 1 Name on Record | AssessorUpdated Jul 2026 |
5 bd · 5.5 ba · 9,672 sqft · 0.889 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,500,000May 2013 | $197,8682025 | Amount on Record Jun 2011 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 5.5 ba · 9,114 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,348,000Jul 1997 | $80,7752025 | Amount on Record Aug 1995 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
6 bd · 5.5 ba · 5,750 sqft · 1.13 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,600,000Apr 2015 | $149,7732025 | 1 Name on Record | AssessorUpdated Aug 2026 |
5 bd · 5.5 ba · 6,750 sqft · 1.29 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,000,000May 2021 | $155,3542025 | Amount on Record Dec 2016 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
6 bd · 6.5 ba · 5,900 sqft · 1.07 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2021 | $43,5692025 | —Feb 2016 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1 bd · 1 ba · 590 sqft · 2.5 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,800,000Dec 1996 | $108,1682025 | —Dec 1996 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
6 bd · 7.5 ba · 11,450 sqft · 1.45 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,000,000Feb 2000 | $151,8212025 | —Feb 2009 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1 bd · 3.5 ba · 16,076 sqft · 1.13 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,550,000Jan 2018 | $194,1102025 | Amount on Record Feb 2008 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2.5 ba · 2,610 sqft · 1.2 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,2232025 | —Apr 2021 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
5 bd · 8.5 ba · 9,980 sqft · 1.44 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,000,000Jun 1997 | $80,4392025 | —Jun 1997 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 5.5 ba · 6,130 sqft · 1.1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 1994 | $51,5882025 | —May 1994 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 4.5 ba · 4,810 sqft · 1.04 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,965,000Dec 2020 | $119,4312025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
6 bd · 7.5 ba · 10,206 sqft · 1.02 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $20,000,000May 2020 | $240,6612025 | Amount on Record May 2014 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3.5 ba · 5,520 sqft · 1.1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,150,000Sep 2019 | $158,7422025 | Amount on Record Jul 1996 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
6 bd · 6.5 ba · 7,240 sqft · 1.09 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,175,000Jan 2023 | $185,5002025 | Amount on Record Feb 2007 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 5.5 ba · 11,860 sqft · 1.17 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $31,150,000Sep 2021 | $362,9552025 | Amount on Record Jun 2019 | 1 Name on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
6 bd · 7.5 ba · 9,938 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,700,000Jul 2014 | $124,1822025 | Amount on Record Sep 2009 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 2,180 sqft · 1.07 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,0532025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 3,160 sqft · 1.24 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,500,000Feb 2024 | $118,5952025 | —Feb 2024 | 1 Name on Record | Assessor + 5 DocumentsUpdated Aug 2026 |
5 bd · 4.5 ba · 6,410 sqft · 1.03 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,000,000May 2004 | $141,4072025 | Amount on Record Mar 2003 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
6 bd · 3.5 ba · 3,220 sqft · 1.06 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,0022025 | —Jun 2018 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 9.5 ba · 12,905 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,600,000Sep 2020 | $257,9342025 | Amount on Record Sep 2018 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 4 ba · 3,070 sqft · 1.18 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $35,000,000Jan 2026 | $145,5362025 | Amount on Record Sep 2023 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
6 bd · 5.5 ba · 6,970 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $20,5882025 | —May 2024 | 2 Names on Record | AssessorUpdated Aug 2026 |
4 bd · 2.5 ba · 2,640 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,120,000Sep 2010 | $61,0352025 | —Dec 2012 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 4 ba · 5,180 sqft · 5.3 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,1702025 | —Sep 2016 | 2 Names on Record | AssessorUpdated Jul 2026 |
5 bd · 8.5 ba · 11,700 sqft · 1.06 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,250,000Sep 2014 | $123,9502025 | Amount on Record Dec 2004 | 1 Name on Record | AssessorUpdated Jul 2026 |
5 bd · 4.5 ba · 10,230 sqft · 1.12 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,650,000Mar 2007 | $102,2212025 | —Mar 2007 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |