William St, Merrick, NY Property Records

Nassau County and Hempstead Town property records for 62 addresses on William St, Merrick, NY · Last verified August 2026

William St Highlights

Properties 62
Median Sale Price $565,000
Deeds and Mortgages on File 73
Median Price per Sqft $429
Owner Occupied 100%
Median Annual Tax Bill $13,900
Median Year Built 1952
Median Ownership Tenure 10 years

Properties on William St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

1 William St

1.5 ba · 1,176 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$115,000Jan 2003 $13,9002025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

2 William St

2 ba · 2,306 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$16,3612025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

3 William St

1.5 ba · 1,736 sqft · 0.244 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$550,500Jul 2019 $14,5962025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

4 William St

2.5 ba · 3,210 sqft · 0.191 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$370,000Oct 2014 $28,0912025 Amount on Record Jul 2014 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

16 William St

3.5 ba · 2,398 sqft · 0.177 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$14,9922025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

20 William St

1.5 ba · 1,667 sqft · 0.227 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$385,000Mar 2005 $14,0442025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

125 William St

1 ba · 608 sqft · 0.126 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$285,000Jun 2019 $10,3092025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

140 William St

2.5 ba · 2,689 sqft · 0.149 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$377,500Apr 2018 $13,7272025 Amount on Record Jul 2017 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

143 William St

2 ba · 1,152 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$419,000Nov 2016 $13,6692025 —May 2006 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

144 William St

2 ba · 1,260 sqft · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Mar 2001 $11,8722025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

148 William St

5 bd · 2 ba · 1,680 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$14,9722025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

151 William St

1 ba · 1,142 sqft · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,571Dec 2020 $14,1902025 Amount on Record Jul 2020 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

190 William St

1 ba · 1,218 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2012 $8,8602025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

227 William St

2 ba · 1,265 sqft · 0.157 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$565,000Jan 2021 $14,6252025 Amount on Record Jun 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

241 William St

2 ba · 1,218 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$430,000Nov 2018 $12,9742025 Amount on Record Oct 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

242 William St

1 ba · 1,188 sqft · 0.157 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$11,1192025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

259 William St

1 ba · 1,289 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$242,000Dec 2010 $14,5962025 Amount on Record Sep 1999 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

263 William St

2 ba · 1,536 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,000Sep 2009 $14,3622025 Amount on Record Feb 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1491 William St

5 bd · 2 ba · 27,120 sqft · 0.799 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$80,4822025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

1493 William St

4 bd · 2.5 ba · 3,320 sqft · 0.246 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$715,000Apr 2017 $19,4402025 Amount on Record Apr 2013 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

1497 William St

4 bd · 2.5 ba · 3,320 sqft · 0.246 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2013 $23,5072025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1498 William St

1 ba · 953 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$610,000Oct 2024 $11,1512025 Amount on Record Aug 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

1500 William St

2 ba · 1,274 sqft · 0.17 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,9802025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1501 William St

3 ba · 2,459 sqft · 0.248 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$730,000Jan 2021 $18,7302025 Amount on Record Apr 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1506 William St

3 ba · 2,518 sqft · 0.316 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$170,000Sep 1993 $18,8742025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1507 William St

2 ba · 2,082 sqft · 0.214 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$125,000Jul 2003 $11,7012025 Amount on Record Dec 1995 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1513 William St

3 ba · 2,562 sqft · 0.142 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$790,000Dec 2006 $3,4392025 Amount on Record Oct 2003 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

1516 William St

2 ba · 1,452 sqft · 0.289 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$405,000Dec 2001 $13,7962025 Amount on Record Jul 2000 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1517 William St

2.5 ba · 2,144 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,5912025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1519 William St

4 ba · 3,144 sqft · 0.345 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$597,750Aug 2019 $16,4242025 Amount on Record Sep 2004 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

1522 William St

2.5 ba · 2,899 sqft · 0.309 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$520,000Apr 2006 $19,6162025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1530 William St

1 ba · 1,050 sqft · 0.247 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$11,3972025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

1531 William St

1 ba · 1,211 sqft · 0.217 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$480,000Jun 2017 $12,6192025 Amount on Record Jun 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1534 William St

1 ba · 1,050 sqft · 0.227 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$277,000May 2004 $12,5562025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1535 William St

1.5 ba · 2,038 sqft · 0.199 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$151,000Jan 1997 $15,7622025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1542 William St

1.5 ba · 1,680 sqft · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$13,9112025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1543 William St

1.5 ba · 2,106 sqft · 0.247 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$905,000Mar 2026 $17,1382025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1549 William St

2.5 ba · 1,210 sqft · 0.268 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,1532025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1654 William St

2 ba · 1,925 sqft · 0.126 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$12,8092025 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

1655 William St

3 ba · 3,522 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,1272025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1658 William St

2 ba · 1,974 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$510,000May 2021 $15,4932025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1664 William St

2 ba · 1,925 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$487,500Jul 2016 $14,5962025 Amount on Record Jul 2005 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

1665 William St

3 ba · 3,049 sqft · 0.177 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,1852025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1675 William St

3 ba · 2,184 sqft · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2002 $13,4362025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1685 William St

1.5 ba · 1,060 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$180,000Jul 1995 $11,9472025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1691 William St

2 bd · 1 ba · 982 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Dec 2022 $12,1922025 —Mar 2013 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1697 William St

2 ba · 1,050 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$367,000May 2012 $11,3792025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1703 William St

1 ba · 1,050 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$613,000Dec 2022 $11,7002025 Amount on Record Apr 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1711 William St

2 ba · 1,428 sqft · 0.149 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$317,500Sep 2021 $9,4432025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

1712 William St

3 ba · 1,386 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$455,000Sep 2006 $13,4362025 Amount on Record May 1997 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1719 William St

1 ba · 1,274 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$425,000Aug 2015 $12,3372025 Amount on Record Sep 1996 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1720 William St

2.5 ba · 2,559 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$13,0102025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1741 William St

2 ba · 1,428 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$397,500Sep 2009 $15,2332025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1772 William St

3 ba · 2,374 sqft · 0.157 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$15,5502025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

1809 William St

2.5 ba · 1,766 sqft · 0.142 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$475,000Sep 2021 $16,5072025 Amount on Record Oct 1997 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1815 William St

3 ba · 2,300 sqft · 0.114 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$475,000Aug 2005 $11,9012025 Amount on Record Aug 1997 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1823 William St

2.5 ba · 2,138 sqft · 0.172 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$730,000Nov 2005 $19,8082025 Amount on Record Sep 2003 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1824 William St

4 ba · 2,434 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,080,000Jul 2022 $16,0152025 —Aug 2012 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1832 William St

1 ba · 1,210 sqft · 0.149 acres

Last Sale Tax Bill Prior Sale Owner Records
$512,000Nov 2020 $13,7562025 Amount on Record Dec 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1839 William St

2 ba · 1,542 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$14,2472025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1847 William St

2.5 ba · 2,552 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$830,000May 2016 $21,9512025 Amount on Record Apr 2015 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jun 2026

1853 William St

2.5 ba · 2,764 sqft · 0.149 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$871,500Jul 2018 $24,0662025 Amount on Record Aug 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

Wildfire Risk on William St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank at the 2nd percentile of exposed land nationally · 2nd in New York
Wildfire LikelihoodLow — less than 1 in 10,000 per year
ExposureDirect
1 of 6 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets