River St, Westford, MA Property Records

Middlesex County and Westford Town property records for 33 addresses on River St, Westford, MA · Last verified October 2026

River St Highlights

Properties 33
Median Sale Price $490,000
Deeds and Mortgages on File 39
Median Price per Sqft $344
Owner Occupied 79%
Median Annual Tax Bill $7,027
Median Year Built 1915
Median Ownership Tenure 13 years

Properties on River St

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

1 River St

3 bd · 1.5 ba · 1,600 sqft · built 1998 · 0.457 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Aug 2005 $7,9412026 2 Owners on Record Assessor + 2 DocumentsUpdated Oct 2026

2 River St

2 bd · 1 ba · 1,020 sqft · built 1880 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Sep 2013 $6,0952026 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

3 River St

3 bd · 2 ba · 1,428 sqft · built 1900 · 0.291 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,9452026 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

4 River St

2 bd · 1 ba · 1,015 sqft · built 1940 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000May 2020 $6,8982026 Amount on Record Jan 2004 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

5 River St

3 bd · 2 ba · 1,468 sqft · built 1925 · 0.312 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jul 2015 $7,4262026 Amount on Record Jun 2006 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

6 River St

3 bd · 2 ba · 1,881 sqft · built 1915 · 0.554 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,750Jan 2011 $7,5112026 Amount on Record Apr 1996 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

7 River St

4 bd · 1 ba · 1,796 sqft · built 1908 · 0.362 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,2552026 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

8 River St

4 bd · 2.5 ba · 2,052 sqft · built 1915 · 0.612 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,4422026 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

9 River St

3 bd · 1 ba · 1,400 sqft · built 1910 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,9782026 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

11 River St

3 bd · 1 ba · 1,292 sqft · built 1920 · 0.292 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Apr 2026 $6,1282026 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

12 River St

3 bd · 1.5 ba · 1,714 sqft · built 1925 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000May 2020 $8,2592026 Amount on Record Jul 2014 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

13 River St

4 bd · 1 ba · 1,400 sqft · built 1935 · 0.326 acres

Last Sale Tax Bill Prior Sale Owner Records
$60,000Feb 2004 $6,5252026 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

15 River St

31 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Oct 2026

16 River St

3 bd · 3.5 ba · 1,576 sqft · built 1924 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$543,000Jun 2021 $9,9192026 Amount on Record Apr 2016 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

17 River St

3 bd · 1.5 ba · 1,640 sqft · built 1886 · 0.601 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Oct 2007 $8,1262026 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

18 River St

2 bd · 1 ba · 904 sqft · built 1870 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Jul 2011 $4,6822026 Amount on Record Jan 1994 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

19 River St

3 bd · 1 ba · 1,272 sqft · built 1930 · 0.244 acres

Last Sale Tax Bill Prior Sale Owner Records
$178,000Jun 2000 $6,7022026 Amount on Record Aug 1996 2 Owners on Record Assessor + 1 DocumentUpdated Oct 2026

20 River St

3 bd · 1 ba · 864 sqft · built 1900 · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$380,000Sep 2021 $5,5192026 Amount on Record Apr 2001 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

21 River St

4 bd · 3 ba · 2,536 sqft · built 1940 · 0.487 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2011 $8,2202026 Amount on Record Jul 2011 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

25 River St

3 bd · 2 ba · 1,591 sqft · built 1978 · 0.491 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,5972026 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

26 River St

3 bd · 2.5 ba · 1,927 sqft · built 1880 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Oct 2018 $7,2242026 Amount on Record Oct 1993 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

27 River St

3 bd · 2.5 ba · 2,573 sqft · built 1978 · 0.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$179,000Oct 1992 $9,6382026 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

28 River St

3 bd · 1 ba · 979 sqft · built 1880 · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$153,250Aug 2008 $6,0382026 Amount on Record Dec 1994 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

29 River St

3 bd · 1.5 ba · 1,632 sqft · built 1978 · 0.557 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,900Aug 1984 $7,9412026 2 Owners on Record Assessor + 2 DocumentsUpdated Oct 2026

30 River St

3 bd · 2 ba · 1,376 sqft · built 1850 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,000Nov 2015 $6,7452026 Amount on Record Feb 2008 Owner on Record Owner Occupied AssessorUpdated Oct 2026

31 River St

3 bd · 2.5 ba · 2,423 sqft · built 1850 · 0.778 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Nov 2015 $9,3412026 —Jan 2011 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

33 River St

3 bd · 2 ba · 1,242 sqft · built 1950 · 0.75 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8992026 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

36 River St

3 bd · 1.5 ba · 1,768 sqft · built 1997 · 0.396 acres

Last Sale Tax Bill Prior Sale Owner Records
$490,000Aug 2016 $9,8262026 Amount on Record Oct 2010 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

37 River St

3 bd · 1 ba · 1,528 sqft · built 1905 · 2.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,7102026 Owner on Record Owner Occupied AssessorUpdated Oct 2026

45 River St

3 bd · 1 ba · 1,058 sqft · built 1905 · 0.247 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Mar 2025 $6,0592026 Amount on Record Oct 2019 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

47 River St

2 bd · 2 ba · 1,936 sqft · built 1905 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,000Oct 1994 $8,2372026 Amount on Record Mar 1994 2 Owners on Record AssessorUpdated Oct 2026

48 River St

2.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,4752026 Owner on Record AssessorUpdated Oct 2026

51 River St

4 bd · 1 ba · 1,785 sqft · built 1880 · 2 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,6672026 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

Property Records in Nearby Streets