San Mateo County property records for 10 addresses on Oneill St, Belmont, CA · Last verified August 2026
| Properties | 10 |
|---|---|
| Median Sale Price | $575,000 |
| Deeds and Mortgages on File | 12 |
| Median Price per Sqft | $373 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $13,474 |
| Median Year Built | 1991 |
| Median Ownership Tenure | 25 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.111 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 2009 | $12,2602025 | —Aug 1996 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,580 sqft · built 1937 · 0.201 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $590,000Apr 2012 | $10,9032025 | —Dec 2002 | 2 Names on Record | AssessorUpdated Jul 2026 |
2 bd · 3 ba · 1,200 sqft · built 1928 · 0.156 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $486,000Jan 2001 | $10,4542025 | —Jul 2013 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 3 ba · 2,820 sqft · built 1991 · 0.215 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $559,000Feb 1992 | $14,2742025 | —Jan 2025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
2 bd · 1 ba · 1,060 sqft · built 1940 · 0.123 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $230,000Jan 1998 | $8,0642025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3 ba · 2,820 sqft · built 1991 · 0.249 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $532,000Oct 1993 | $14,8562025 | —Jun 2021 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
4 bd · 3.5 ba · 2,695 sqft · built 2014 · 0.156 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,950,000Jul 2014 | $28,1862025 | Amount on Record Apr 2013 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 2,990 sqft · built 1992 · 0.262 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,425,000Dec 2004 | $25,4492025 | —Dec 2004 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 3 ba · 2,820 sqft · built 1992 · 0.214 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $575,000May 1993 | $13,0902025 | —Mar 1998 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 2,950 sqft · built 1992 · 0.393 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $594,000Jan 1992 | $13,4742025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |