San Mateo County property records for 23 addresses on Wisnom Ave, San Mateo, CA · Last verified August 2026
| Properties | 23 |
|---|---|
| Median Sale Price | $1,605,000 |
| Deeds and Mortgages on File | 29 |
| Median Price per Sqft | $1,250 |
| Owner Occupied | 74% |
| Median Annual Tax Bill | $12,187 |
| Median Year Built | 1920 |
| 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 · 1,120 sqft · built 1922 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,400,000Jun 2022 | $12,4152025 | Amount on Record Jun 2004 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2 bd · 1 ba · 1,230 sqft · built 1928 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Oct 1983 | $4,3792025 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,230 sqft · built 1922 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,605,000Jan 2022 | $19,4282025 | Amount on Record Mar 2010 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,010 sqft · built 1928 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,1532025 | —Dec 1993 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,290 sqft · built 1912 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,535,000May 2025 | $23,8722025 | Amount on Record Jun 2007 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,540 sqft · built 1923 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,800,000Jun 2021 | $19,9742025 | Amount on Record Nov 2013 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 1.5 ba · 930 sqft · built 1914 · 0.082 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $668,000Aug 2008 | $11,5482025 | Amount on Record Apr 2004 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,150 sqft · built 1919 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $815,000Feb 2013 | $12,9142025 | Amount on Record Nov 2003 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,090 sqft · built 1921 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 1998 | $3,6352025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 1,250 sqft · built 1920 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $271,000Apr 1992 | $7,0102025 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,040 sqft · built 1922 · 0.088 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,301,000Jun 2017 | $19,1512025 | Amount on Record Sep 2014 | 2 Owners on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 2,500 sqft · built 1920 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 2009 | $12,1872025 | —Feb 2020 | 2 Owners on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,060 sqft · built 1912 · 0.094 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,650,000May 2026 | $17,8712025 | Amount on Record Sep 2019 | Owner on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,350 sqft · built 1912 · 0.098 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,6432025 | 2 Owners on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,190 sqft · built 1912 · 0.102 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $28,000Jun 1992 | $4,8802025 | —Jan 1997 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,120 sqft · built 1905 · 0.105 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $886,000Sep 2014 | $14,1892025 | —Aug 2004 | 2 Owners on Record | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 920 sqft · built 1906 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,0872025 | —Mar 2015 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,120 sqft · built 1924 · 0.108 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,8502025 | —May 2008 | 2 Owners on Record | AssessorUpdated Jul 2026 |
3 bd · 3 ba · 1,880 sqft · built 1922 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $977,000Jul 2004 | $17,4142025 | Amount on Record Jun 1996 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,600 sqft · built 1922 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,8872025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,860 sqft · built 1921 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Oct 2003 | $14,8072025 | —Oct 2003 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 4 ba · 2,520 sqft · built 1908 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,487,000Nov 2014 | $25,0852025 | Amount on Record Jun 2007 | Owner on Record | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,120 sqft · built 1911 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $100,000Jan 1994 | $5,0122025 | —Dec 2020 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |