William St, Andover, MA Property Records

Essex County and Andover Town property records for 45 addresses on William St, Andover, MA · Last verified August 2026

William St Highlights

Properties 45
Median Sale Price $1,125,000
Deeds and Mortgages on File 84
Median Price per Sqft $343
Owner Occupied 91%
Median Annual Tax Bill $15,519
Median Year Built 1927
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

3 bd · 1.5 ba · 2,278 sqft · 0.168 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Dec 2007 $11,1192025 Amount on Record Dec 1988 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

2 William St

3 bd · 2.5 ba · 2,451 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,020,000Jun 2025 $11,1962025 Amount on Record Dec 2024 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

3 William St

4 bd · 2.5 ba · 3,109 sqft · 0.216 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$960,000Nov 2024 $12,9082025 Amount on Record May 2000 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

4 William St

5 bd · 3.5 ba · 3,274 sqft · 0.221 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,125,000Jun 2023 $15,0552025 Amount on Record Feb 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

5 William St

5 bd · 2.5 ba · 3,162 sqft · 0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,150,000Jun 2021 $14,4512025 Amount on Record Mar 1993 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

6 William St

4 bd · 1.5 ba · 2,520 sqft · 0.191 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Mar 2017 $12,7542025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

7 William St

5 bd · 3.5 ba · 2,899 sqft · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,500Jun 1996 $14,3882025 —Feb 1996 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

8 William St

4 bd · 3.5 ba · 2,892 sqft · 0.174 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$839,400Dec 2017 $14,7562025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9 William St

3 bd · 2.5 ba · 2,596 sqft · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$915,000Jul 2022 $12,6942025 Amount on Record May 2020 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

10 William St

4 bd · 2.5 ba · 2,165 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$387,000Nov 2004 $7,2102025 Amount on Record Jun 1995 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

11 William St

4 bd · 3.5 ba · 3,540 sqft · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$725,000Jul 2012 $15,9552025 Amount on Record Dec 2004 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

12 William St

4 bd · 1.5 ba · 2,165 sqft · Garage

Last Sale Tax Bill Prior Sale Owner Records
$780,000Nov 2024 $7,2632025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

13 William St

6 bd · 2.5 ba · 3,152 sqft · 0.283 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Jun 1995 $15,2552025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

14 William St

6 bd · 3.5 ba · 3,338 sqft · 0.313 acres

Last Sale Tax Bill Prior Sale Owner Records
$732,000Dec 2013 $16,1562025 Amount on Record Oct 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

15 William St

3 bd · 3.5 ba · 4,256 sqft · 0.231 acres

Last Sale Tax Bill Prior Sale Owner Records
$285,000Mar 1996 $16,2012025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

17 William St

4 bd · 2.5 ba · 2,898 sqft · 0.264 acres

Last Sale Tax Bill Prior Sale Owner Records
$595,000May 2007 $13,6152025 Amount on Record Aug 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

18 William St

3 bd · 2.5 ba · 3,127 sqft · 0.332 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$645,000Apr 2020 $15,5692025 —May 2014 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

19 William St

3 bd · 3.5 ba · 3,014 sqft · 0.24 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jan 2025 $14,7982025 Amount on Record Dec 2002 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

20 William St

4 bd · 3.5 ba · 5,102 sqft · 0.348 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$599,900Sep 2007 $16,5892025 Amount on Record Jun 2007 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

20R William St

4 bd · 3 ba · 3,746 sqft · 0.324 acres

Last Sale Tax Bill Prior Sale Owner Records
$969,900Dec 2015 $17,8442025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

21 William St

5 bd · 2.5 ba · 2,846 sqft · 0.277 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,284,000Jul 2026 $14,9762025 Amount on Record Dec 1978 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

22 William St

5 bd · 5.5 ba · 5,728 sqft · 0.434 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jun 1991 $21,9312025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

23 William St

4 bd · 3.5 ba · 3,845 sqft · 1.05 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,125,000Sep 2021 $16,7222025 Amount on Record Aug 1997 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

24 William St

6 bd · 4.5 ba · 4,267 sqft · 0.475 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$825,000Nov 2021 $17,4152025 Amount on Record May 2021 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

27 William St

3 bd · 3 ba · 3,816 sqft · 0.86 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$517,000Jun 2012 $14,8992025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

28 William St

3 bd · 2 ba · 2,925 sqft · 1.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$915,000Sep 2022 $13,1462025 Amount on Record May 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

35 William St

4 bd · 2.5 ba · 2,867 sqft · 1.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,3332025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

36 William St

4 bd · 2.5 ba · 2,590 sqft · 1.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$565,000May 2008 $13,9202025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

40 William St

4 bd · 2 ba · 4,472 sqft · 0.845 acres

Last Sale Tax Bill Prior Sale Owner Records
$544,900Dec 2003 $15,5192025 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

41 William St

4 bd · 2.5 ba · 2,278 sqft · 0.957 acres

Last Sale Tax Bill Prior Sale Owner Records
$741,000Apr 2017 $15,3752025 Amount on Record Aug 2010 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

44 William St

3 bd · 1.5 ba · 2,739 sqft · 1.08 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Aug 1995 $14,3302025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

45 William St

4 bd · 2.5 ba · 3,429 sqft · 0.552 acres

Last Sale Tax Bill Prior Sale Owner Records
$760,000Aug 2004 $20,4352025 Amount on Record Oct 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

47 William St

4 bd · 2.5 ba · 3,308 sqft · 0.447 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$795,000Aug 2005 $18,2532025 Amount on Record Dec 1993 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

49 William St

4 bd · 2.5 ba · 2,995 sqft · 0.514 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$749,900Oct 2015 $17,4562025 Amount on Record Sep 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

50 William St

4 bd · 3.5 ba · 4,239 sqft · 0.719 acres

Last Sale Tax Bill Prior Sale Owner Records
$895,500Mar 2005 $21,3232025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

52 William St

4 bd · 4.5 ba · 5,087 sqft · 1.82 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Jun 2011 $25,6342025 Amount on Record Mar 1994 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

52R William St

0.381 acres

Last Sale Tax Bill Prior Sale Owner Records
$742025 2 Names on Record AssessorUpdated Apr 2026

53 William St

4 bd · 3.5 ba · 4,854 sqft · 1.62 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$900,000Jan 2016 $21,2672025 Amount on Record Dec 1999 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

54 William St

4 bd · 4.5 ba · 5,879 sqft · 0.52 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,085,000Jun 2007 $24,2862025 Amount on Record May 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

55 William St

4 bd · 4 ba · 5,583 sqft · 1.35 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,615,000Jul 2022 $25,2272025 Amount on Record Oct 1996 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

56 William St

5 bd · 4.5 ba · 6,409 sqft · 0.747 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,150,000Jun 2020 $24,0862025 Amount on Record Apr 2013 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

57 William St

7 bd · 6.5 ba · 4,361 sqft · 0.61 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,763,000Oct 2025 $26,1432025 Amount on Record Jul 1997 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

58 William St

3 bd · 3.5 ba · 4,676 sqft · 1.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000Oct 2017 $21,2572025 Amount on Record Mar 1995 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

59 William St

5 bd · 5 ba · 7,192 sqft · 3.01 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,800,000Jan 2021 $35,5542025 Amount on Record Mar 1995 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

60 William St

5 bd · 6.5 ba · 7,025 sqft · 1.14 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,625,000May 2025 $30,4292025 Amount on Record Mar 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

Property Records in Nearby Streets