Barnstable County and Barnstable Town City property records for 37 addresses on Bay St, Osterville, MA · Last verified August 2026
| Properties | 37 |
|---|---|
| Median Sale Price | $5,000,000 |
| Deeds and Mortgages on File | 46 |
| Median Price per Sqft | $1,137 |
| Owner Occupied | 32% |
| Median Annual Tax Bill | $19,893 |
| Median Year Built | 1980 |
| Median Ownership Tenure | 7 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3.5 ba · 2,207 sqft · 0.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000Sep 2016 | $12,4662025 | Amount on Record Oct 2007 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,026 sqft · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $850,000Aug 2024 | $7,8332025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 984 sqft · 0.669 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,7942025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 1,940 sqft · 0.3 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $534,000May 2014 | $9,9412025 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 960 sqft · 0.619 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,2622025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1.68 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $400,000Jun 2026 | $15,5682025 | Amount on Record Apr 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 4 ba · 4,392 sqft · 1.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,875,000Feb 2022 | $21,2622025 | —Feb 2016 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
5 bd · 4.5 ba · 3,404 sqft · 1.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,275,000Sep 2013 | $20,6222025 | 2 Names on Record | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 4,391 sqft · 1.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,300,000May 2025 | $29,1852025 | Amount on Record Aug 2012 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
1.51 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,000,000Sep 2021 | $4,0402025 | Amount on Record Jul 2021 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
4 bd · 3 ba · 3,128 sqft · 1.75 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,050,000Apr 2019 | $15,6662025 | —Mar 2012 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
0.98 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,550,000Dec 2025 | $17,5802025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 5.5 ba · 6,409 sqft · 1.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,000,000Sep 2021 | $64,8752025 | Amount on Record Jul 2021 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
0.85 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,000,000Sep 2025 | $19,9152025 | Amount on Record Oct 2003 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 4.5 ba · 4,702 sqft · 0.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,950,000Sep 2015 | $24,5642025 | Amount on Record Aug 1998 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 2,474 sqft · 1.56 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,3562025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 2,966 sqft · 0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2009 | $14,9762025 | Amount on Record Aug 2004 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
5 bd · 4.5 ba · 6,597 sqft · 1.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2014 | $36,6182025 | Amount on Record Dec 1995 | 1 Name on Record | AssessorUpdated Jul 2026 |
2 bd · 2 ba · 1,272 sqft · 0.35 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,500,000May 2025 | $9,9842025 | Amount on Record Oct 2020 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1.05 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,8942025 | 1 Name on Record | AssessorUpdated Jun 2026 |
4 bd · 4.5 ba · 4,337 sqft · 0.639 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,058,000Mar 2007 | $19,6382025 | Amount on Record Aug 1990 | 1 Name on Record | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 2,182 sqft · 0.53 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,400,000Dec 2022 | $11,0532025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 7 ba · 5,421 sqft · 1.03 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2014 | $34,3572025 | —Dec 2012 | 2 Names on Record | AssessorUpdated Jul 2026 |
7 bd · 7 ba · 5,346 sqft · 1.95 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Jun 2026 |
3 bd · 3.5 ba · 3,223 sqft · 0.489 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,000,000Sep 2005 | $15,5952025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 3 ba · 2,642 sqft · 0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $355,000Nov 1996 | $13,6112025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
12 bd · 9 ba · 8,655 sqft · 1.53 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,300,000Sep 1995 | $72,2602025 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 4.5 ba · 8,512 sqft · 0.146 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,150,000Oct 2021 | $80,3362025 | Amount on Record Sep 2015 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2016 | 2 Names on Record | AssessorUpdated Jun 2023 |
5 bd · 3.5 ba · 5,628 sqft · 0.171 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,200,000Mar 2023 | $84,6212025 | Amount on Record Apr 2021 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jun 2026 |
4 bd · 5.5 ba · 5,543 sqft · 1.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,925,000Nov 2004 | $32,1422025 | Amount on Record Sep 1999 | 2 Names on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 4.5 ba · 3,986 sqft · 2.41 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,271,250Apr 2019 | $70,8852025 | Amount on Record Mar 2004 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
5 bd · 4.5 ba · 4,522 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Jun 2026 |
5 bd · 5.5 ba · 4,637 sqft · 1.01 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,275,000Dec 2025 | $30,5292025 | Amount on Record Apr 2014 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
6 bd · 7 ba · 5,216 sqft · 0.669 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,065,000Jun 2008 | $23,2162025 | Amount on Record Dec 1993 | 1 Name on Record | AssessorUpdated Jul 2026 |
5 bd · 4.5 ba · 2,490 sqft · 0.75 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,500,000Dec 2005 | $19,8932025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 4.5 ba · 4,099 sqft · 0.86 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,250,000Feb 2023 | $48,7422025 | 1 Name on Record | Assessor + 1 DocumentUpdated 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 3rd percentile of exposed land nationally · 7th in Massachusetts |
|---|---|
| Wildfire Likelihood | Low — less than 1 in 10,000 per year |
| Exposure | Direct 2 of 10 cells directly exposed · 7 adjoin burnable vegetation |