Marin County property records for 19 addresses on Round Hill Rd, Tiburon, CA · Last verified August 2026
| Properties | 19 |
|---|---|
| Median Sale Price | $4,650,000 |
| Deeds and Mortgages on File | 37 |
| Median Price per Sqft | $1,214 |
| Owner Occupied | 95% |
| Median Annual Tax Bill | $45,253 |
| Median Year Built | 1969 |
| Median Ownership Tenure | 9 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 4 ba · 4,288 sqft · built 1991 · 0.532 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $90,000Nov 2003 | $19,8782025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 4.5 ba · 4,300 sqft · built 1979 · 0.669 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,650,000Jun 2020 | $59,3712025 | Amount on Record Nov 2013 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 4.5 ba · 4,990 sqft · built 2009 · 0.492 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,815,000Nov 2017 | $51,2042025 | Amount on Record Jul 2006 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 3.5 ba · 4,125 sqft · built 2005 · 0.492 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,400,000Jun 2017 | $59,4622025 | Amount on Record Jul 2006 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2.5 ba · 3,120 sqft · built 1961 · 0.632 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,150,000May 2025 | $13,5002025 | —May 2025 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 3,881 sqft · built 2002 · 0.471 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,481,818Dec 2005 | $52,9762025 | Amount on Record Dec 2003 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 5.5 ba · 4,608 sqft · built 1957 · 1.04 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,598,000Aug 2025 | $45,2532025 | Amount on Record Apr 2014 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 3 ba · 2,728 sqft · built 1961 · 0.511 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Aug 1996 | $16,5422025 | —Aug 1996 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 3.5 ba · 3,518 sqft · built 1969 · 0.438 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,500,000Dec 2015 | $48,5742025 | —Dec 2015 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 4.5 ba · 5,097 sqft · built 1971 · 0.793 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,425,000Jul 2020 | $93,0092025 | —Jul 2023 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
4 bd · 5.5 ba · 4,171 sqft · built 1964 · 0.385 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $22,3362025 | —Jan 2005 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 2.5 ba · 2,784 sqft · built 1971 · 0.55 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,150,000Mar 2022 | $48,4842025 | —Jun 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 3,174 sqft · built 1967 · 0.34 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,150,000Jun 2017 | $51,7702025 | Amount on Record Mar 2016 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 3,160 sqft · built 1965 · 0.447 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $905,000Feb 1990 | $21,0262025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0.392 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,900,000May 2025 | $2,3122025 | 1 Name on Record | AssessorUpdated Jul 2026 |
4 bd · 3 ba · 3,510 sqft · built 1970 · 0.447 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,225,000Apr 2011 | $35,2042025 | Amount on Record Jun 1996 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
5 bd · 3.5 ba · 3,763 sqft · built 1968 · 0.413 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $294,500Aug 2016 | $24,1332025 | Amount on Record Jul 1995 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 4.5 ba · 2,789 sqft · built 1968 · 0.371 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,200,000Oct 2023 | $105,5142025 | Amount on Record Mar 2020 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 3.5 ba · 3,240 sqft · built 1968 · 0.351 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $19,2212025 | —Jun 2000 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Low this street's cells rank above 3% of the US · above 2% of California |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct 3 of 5 cells directly exposed · 4 adjoin burnable vegetation |