Nassau County and Oyster Bay Town property records for 18 addresses on Underhill Ave, Locust Valley, NY · Last verified October 2026
| Properties | 18 |
|---|---|
| Median Sale Price | $637,000 |
| Deeds and Mortgages on File | 18 |
| Median Price per Sqft | $372 |
| Owner Occupied | 89% |
| Median Annual Tax Bill | $14,021 |
| Median Year Built | 1918 |
| Median Ownership Tenure | 18 years |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
2 bd · 1.5 ba · 1,020 sqft · built 1918 · 0.048 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $380,000Aug 2012 | $9,0162025 | Amount on File Jun 1999 | Owner on File | AssessorUpdated Jun 2026 |
1 ba · 1,886 sqft · built 1938 · 0.112 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $308,000Jan 2001 | $14,2272025 | Owner on File Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1 ba · 1,010 sqft · built 1918 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,2422025 | Owner on File Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,024 sqft · built 1880 · 0.046 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,0702025 | 2 Owners on File Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,812 sqft · built 1986 · 0.135 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $265,000Dec 1995 | $14,0212025 | 2 Owners on File Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,164 sqft · built 1900 · 0.231 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $195,000Oct 2008 | $9,2582025 | Owner on File Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,537 sqft · built 1902 · 0.135 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,000Aug 2008 | $14,5422026 | Amount on File Mar 1996 | 2 Owners on File Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2.5 ba · 1,782 sqft · built 1900 · 0.246 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,200,000May 2024 | $10,3702025 | Amount on File Jan 2021 | Owner on File | Assessor + 3 DocumentsUpdated Oct 2026 |
1 ba · 1,518 sqft · built 1900 · 0.246 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2001 | $5,3302025 | Owner on File Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 2,358 sqft · built 1880 · 0.42 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,195,000Mar 2021 | $12,7462025 | Amount on File Mar 2016 | Owner on File Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2 ba · 1,824 sqft · built 1958 · 0.392 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $155,000May 1996 | $16,8582025 | Owner on File Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,928 sqft · built 1913 · 0.171 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $637,000Jan 2018 | $14,1762025 | Amount on File Nov 2000 | Owner on File Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2.5 ba · 1,508 sqft · built 1850 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $152,000Dec 1998 | $12,3542025 | —Jan 2002 | 2 Owners on File Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2.5 ba · 2,412 sqft · built 2014 · 0.245 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Dec 2014 | $24,1382025 | Amount on File Jun 2013 | 2 Owners on File Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2 ba · 2,020 sqft · built 1900 · 0.245 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $217,000Sep 1993 | $15,0942025 | Owner on File Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 3 ba · 1,512 sqft · built 1962 · 0.309 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $610,000Aug 2020 | $15,3512025 | Amount on File May 2016 | 2 Owners on File Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2 ba · 1,620 sqft · built 1962 · 0.248 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Sep 2026 | $11,8882026 | Amount on File Mar 2002 | Owner on File Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3.5 ba · 3,345 sqft · built 1924 · 0.36 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $355,000May 1998 | $19,2312025 | 2 Owners on File Owner Occupied | AssessorUpdated Jun 2026 |