Nassau County and Oyster Bay Town property records for 57 addresses on Keswick Ln, Plainview, NY · Last verified August 2026
| Properties | 57 |
|---|---|
| Median Sale Price | $808,000 |
| Deeds and Mortgages on File | 46 |
| Median Price per Sqft | $419 |
| Owner Occupied | 96% |
| Median Annual Tax Bill | $15,083 |
| Median Year Built | 1956 |
| Median Ownership Tenure | 17 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2 ba · 1,796 sqft · 0.167 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,5272025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
5 bd · 3 ba · 2,388 sqft · 0.187 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $733,000Oct 2020 | $16,3852025 | Amount on Record May 2015 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
2 ba · 1,640 sqft · 0.245 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $357,000Jul 2002 | $14,5272025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,588 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $599,000Sep 2016 | $15,6602025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 ba · 2,422 sqft · 0.165 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $902,000Aug 2024 | $16,4532025 | Amount on Record Feb 2003 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3 ba · 1,928 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Jun 1993 | $17,1392025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,640 sqft · 0.2 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,9972025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2.5 ba · 1,994 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $460,000Nov 2009 | $14,5712025 | Amount on Record Apr 2005 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,640 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,020,500Jan 2026 | $15,1412025 | Amount on Record Oct 2005 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1.5 ba · 1,438 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,7712025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,832 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,9392025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1.5 ba · 2,118 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $420,000Mar 2003 | $15,9112025 | —Mar 1998 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,725 sqft · 0.205 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $277,000Apr 1997 | $16,7132025 | —Jun 1995 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1.5 ba · 1,438 sqft · 0.181 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,7682025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,976 sqft · 0.216 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,3142025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,836 sqft · 0.176 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,9392025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,904 sqft · 0.179 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $499,000Sep 2003 | $14,8342025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,438 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 2003 | $13,9132025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,640 sqft · 0.211 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,5712025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
1.5 ba · 1,438 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,2362025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,726 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,4362025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,484 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,6952025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1.5 ba · 1,438 sqft · 0.222 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,6342025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2 ba · 1,588 sqft · 0.195 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $434,000May 2013 | $14,3482025 | —Mar 2002 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,794 sqft · 0.185 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $585,000Dec 2005 | $15,7712025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,742 sqft · 0.279 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $477,500Oct 2003 | $13,0752025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,330 sqft · 0.207 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $17,1792025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,876 sqft · 0.17 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $425,000Apr 2008 | $14,7112025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,588 sqft · 0.195 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $570,000Jul 2019 | $14,5152025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 ba · 1,840 sqft · 0.219 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $255,000Apr 1997 | $14,8902025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 2,038 sqft · 0.204 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 2013 | $7,0002025 | Amount on Record May 2004 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.204 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $525,000Jun 2009 | $14,9742025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,822 sqft · 0.194 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000Mar 1994 | $14,3042025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.18 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,3872025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3.5 ba · 1,716 sqft · 0.167 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $720,000Oct 2020 | $17,6422025 | Amount on Record Aug 2019 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.2 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,1412025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,1642025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $765,000May 2022 | $15,3802025 | Amount on Record Oct 2005 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 ba · 3,880 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,000Oct 1999 | $9,8382025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2.5 ba · 1,819 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,4292025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.162 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $720,000Jun 2023 | $18,1692025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
4 bd · 2.5 ba · 2,769 sqft · 0.206 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $499,900Jan 2003 | $19,0372025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 4.5 ba · 2,310 sqft · 0.166 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000Apr 2012 | $17,9552025 | 2 Names on Record Owner Occupied | Assessor + 6 DocumentsUpdated Jun 2026 |
3.5 ba · 1,694 sqft · 0.17 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $825,000Apr 2021 | $16,0502025 | Amount on Record Oct 2020 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2.5 ba · 1,819 sqft · 0.196 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $575,000Oct 2016 | $15,3802025 | Amount on Record Jan 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 2,447 sqft · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000Apr 2004 | $16,1462025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 2,128 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $567,500Aug 2018 | $15,3802025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
2.5 ba · 1,896 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,5712025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2.5 ba · 1,914 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $598,000Nov 2015 | $15,0832025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,713 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $334,000Jun 2001 | $17,9772025 | —Oct 2001 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2 ba · 1,837 sqft · 0.218 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,4712025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 ba · 1,838 sqft · 0.314 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,4472025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3 ba · 1,974 sqft · 0.241 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Nov 2012 | $14,3252025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,809 sqft · 0.259 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000Jul 1999 | $15,9582025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 2,036 sqft · 0.185 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $808,000Dec 2021 | $16,7762025 | Amount on Record Oct 1998 | 2 Names on Record | Assessor + 1 DocumentUpdated Jun 2026 |
1.5 ba · 2,164 sqft · 0.191 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $17,4972025 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
2 ba · 1,968 sqft · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $46,000Nov 2002 | $15,8342025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 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 of burnable land |