Nassau County and Hempstead Town property records for 72 addresses on Riverside Ave, Seaford, NY · Last verified August 2026
| Properties | 72 |
|---|---|
| Median Sale Price | $725,000 |
| Deeds and Mortgages on File | 79 |
| Median Price per Sqft | $352 |
| Owner Occupied | 93% |
| Median Annual Tax Bill | $13,614 |
| Median Year Built | 1966 |
| Median Ownership Tenure | 12 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.057 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $230,000Nov 2004 | $3,1162025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 2.5 ba · 3,314 sqft · built 2007 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $725,000Aug 2015 | $23,6412025 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
4 bd · 2.5 ba · 2,743 sqft · built 2007 · 0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $521,000May 2009 | $18,7892025 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
4 bd · 2.5 ba · 2,046 sqft · built 1972 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $380,000Dec 2015 | $13,6872025 | 2 Owners on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jun 2026 |
1 ba · 1,375 sqft · built 1950 · 0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,4992025 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
1.5 ba · 1,133 sqft · built 1976 · 0.185 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $305,000Jul 2013 | $11,7102025 | —Jul 2012 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 3,197 sqft · built 1956 · 0.298 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,7902025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
3.5 ba · 3,102 sqft · built 1950 · 0.19 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $255,000Nov 1998 | $23,8842025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 2,505 sqft · built 1951 · 0.253 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $395,000Aug 2000 | $17,9742025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 2,286 sqft · built 1977 · 0.152 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $197,000Dec 1993 | $11,2582025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3.5 ba · 3,405 sqft · built 2005 · 0.154 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $22,0532025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,333 sqft · built 1938 · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,4742025 | Owner on Record | Assessor + 1 DocumentUpdated Jun 2026 |
1.5 ba · 2,044 sqft · built 1966 · 0.264 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $900,000Oct 2025 | $16,1512025 | Amount on Record Aug 1999 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1 ba · 1,445 sqft · built 1947 · 0.226 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,7402025 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
2.5 ba · 1,552 sqft · built 1963 · 0.185 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,7692025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 ba · 2,390 sqft · built 1928 · 0.137 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $18,1502025 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1 ba · 1,148 sqft · built 1925 · 0.176 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,9162025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,100 sqft · built 1960 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $270,000Nov 2001 | $9,3462025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
1 ba · 1,100 sqft · built 1960 · 0.117 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $425,000Jun 2007 | $6,7632025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
3.5 ba · 2,995 sqft · built 2000 · 0.245 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $700,000Oct 2016 | $20,0832025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,204 sqft · built 1967 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $555,000May 2023 | $11,3502025 | Amount on Record Jun 2018 | 2 Owners on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jun 2026 |
1.5 ba · 1,825 sqft · built 1965 · 0.105 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,3042025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,898 sqft · built 1962 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $745,000Dec 2023 | $17,6422025 | Amount on Record Jun 2014 | 2 Owners on Record | AssessorUpdated Jun 2026 |
1.5 ba · 1,219 sqft · built 1949 · 0.266 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3172025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,114 sqft · built 1979 · 0.091 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $525,000Nov 2004 | $13,7692025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,080 sqft · built 1962 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $110,000Dec 2015 | $11,0632025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,418 sqft · built 1962 · 0.143 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $830,000Sep 2025 | $6,0352025 | Amount on Record Oct 2024 | 2 Owners on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1 ba · 1,976 sqft · built 1972 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,500Apr 2001 | $12,5932025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 867 sqft · built 1925 · 0.065 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $85,000Feb 2000 | $6,4172025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,504 sqft · built 1962 · 0.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $540,000Sep 2005 | $12,6222025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,136 sqft · built 1930 · 0.031 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $400,000Feb 2023 | $4,4402025 | Amount on Record Mar 1996 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 2,105 sqft · built 1973 · 0.092 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,4662025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 ba · 2,210 sqft · built 1967 · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $686,000Jun 2006 | $14,0692025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,916 sqft · built 1965 · 0.093 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,400Feb 2014 | $12,5552025 | Amount on Record Apr 2006 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1 ba · 558 sqft · built 1929 · 0.089 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $170,000Jun 2000 | $4,8032025 | Amount on Record Jun 1996 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1.5 ba · 1,802 sqft · built 1962 · 0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,9742025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,856 sqft · built 1972 · 0.086 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $175,000May 2009 | $12,1442025 | 2 Owners on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 3 ba · 2,376 sqft · built 2005 · 0.14 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $270,000Mar 2014 | $18,0322025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 2,172 sqft · built 1949 · 0.161 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,8572025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,805 sqft · built 1930 · 0.152 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $625,000May 2026 | $302026 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
1 ba · 1,000 sqft · built 2019 · 0.081 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $217,500Mar 2018 | $6,7632025 | Amount on Record Jan 1997 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2.5 ba · 2,116 sqft · built 1930 · 0.157 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,000Mar 2005 | $14,7612025 | —May 1996 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2.5 ba · 2,028 sqft · built 1990 · 0.125 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $80,000Aug 1997 | $6,1772025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 2,044 sqft · built 1987 · 0.12 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,7102025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 2,182 sqft · built 1997 · 0.113 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $630,000Jun 2006 | $16,5622025 | Amount on Record Dec 1997 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 2,069 sqft · built 1998 · 0.107 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $259,990Jun 1998 | $15,0922025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 2,044 sqft · built 1998 · 0.123 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000Mar 2019 | $15,6142025 | Amount on Record Jul 2017 | Owner on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
2 ba · 1,713 sqft · built 1924 · 0.121 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $810,000Nov 2025 | $15,7612025 | Amount on Record Apr 2025 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 2,132 sqft · built 1987 · 0.216 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2024 | $14,9962025 | Amount on Record Oct 2023 | Owner on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3.5 ba · 2,902 sqft · built 1929 · 0.138 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Oct 2020 | $18,7602025 | Amount on Record Sep 2010 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2 ba · 1,494 sqft · built 1945 · 0.112 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,6492025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,220 sqft · built 1935 · 0.206 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $115,000Nov 2013 | $11,4672025 | Amount on Record Aug 2012 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,798 sqft · built 1978 · 0.149 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $450,000Sep 2018 | $14,3792025 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1.5 ba · 1,487 sqft · built 1924 · 0.159 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $200,000Nov 2014 | $13,6142025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 ba · 2,621 sqft · built 2005 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,000Mar 2002 | $17,3802025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 1.5 ba · 1,748 sqft · built 1966 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $390,000Jan 2016 | $13,7072025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,766 sqft · built 2017 · 0.058 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2011 | $12,6512025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 ba · 2,320 sqft · built 1987 · 0.111 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $675,000Mar 2023 | $18,1422025 | 2 Owners on Record Owner Occupied | Assessor + 6 DocumentsUpdated Aug 2026 |
2 ba · 2,438 sqft · built 1965 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,9372025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 2,314 sqft · built 1992 · 0.092 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $725,000Jul 2020 | $17,8782025 | Amount on Record Oct 2005 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,602 sqft · built 1973 · 0.141 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $590,000Oct 2024 | $11,5342025 | Amount on Record Aug 2011 | 2 Owners on Record | AssessorUpdated Jun 2026 |
2.5 ba · 1,991 sqft · built 1976 · 0.12 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $555,000May 2021 | $12,5852025 | Amount on Record May 2009 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2.5 ba · 2,645 sqft · built 1970 · 0.143 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $235,000Apr 1995 | $12,7652025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 3,912 sqft · built 2014 · 0.152 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $406,850Aug 2005 | $19,7602025 | Amount on Record Jan 2005 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 2,282 sqft · built 1985 · 0.12 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $400,000Jul 2000 | $18,1502025 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 1,985 sqft · built 1985 · 0.109 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,4162025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2.5 ba · 2,260 sqft · built 2013 · 0.059 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,4162025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 ba · 2,912 sqft · built 1925 · 0.094 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $795,000Aug 2021 | $14,5262025 | Amount on Record Aug 2007 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 1,313 sqft · built 1953 · 0.188 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $160,000Dec 1994 | $11,0672025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,690 sqft · built 1975 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 2023 | $11,7102025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 848 sqft · built 1930 · 0.176 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $265,000Nov 2018 | $11,4092025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 ba · 2,216 sqft · built 1992 · 0.147 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $730,000Sep 2021 | $16,3192025 | 2 Owners on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |