4th St, Westford, MA Property Records

Middlesex County and Westford Town property records for 17 addresses on 4th St, Westford, MA · Last verified October 2026

4th St Highlights

Properties 17
Median Sale Price $369,000
Deeds and Mortgages on File 21
Median Price per Sqft $204
Owner Occupied 88%
Median Annual Tax Bill $6,001
Median Year Built 1900
Median Ownership Tenure 20 years

Properties on 4th St

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

3 4th St

3 bd · 1 ba · 1,252 sqft · built 1880 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Jul 2022 $6,0592026 Amount on Record Jun 2010 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

4 4th St

3 bd · 1 ba · 2,030 sqft · built 1880 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$379,900Jan 2017 $8,2782026 Amount on Record Mar 2016 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

5 4th St

3 bd · 2 ba · 1,569 sqft · built 1880 · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$278,000Jul 2011 $6,5072025 Amount on Record Apr 2005 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

6 4th St

4 bd · 2 ba · 2,296 sqft · built 1916 · 0.178 acres

Last Sale Tax Bill Prior Sale Owner Records
$369,000Jan 2006 $8,7542025 Amount on Record Apr 2004 2 Owners on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

7 4th St

3 bd · 1 ba · 1,443 sqft · built 1880 · 0.125 acres

Last Sale Tax Bill Prior Sale Owner Records
$308,000Jan 2020 $6,3392026 Amount on Record Aug 2018 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

8 4th St

3 bd · 1 ba · 1,390 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8472025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

8 4th St, #20

1.33 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record AssessorUpdated Apr 2026

9 4th St

3 bd · 1.5 ba · 1,346 sqft · built 1905 · 0.155 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,3322025 2 Owners on Record AssessorUpdated Jul 2026

10 4th St

3 bd · 1 ba · 937 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1532025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

11 4th St

3 bd · 2 ba · 1,215 sqft · built 1898 · 0.155 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,5602025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

12 4th St

3 bd · 1 ba · 1,097 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$397,000Jun 2023 $4,7272026 Amount on Record Jul 2020 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Oct 2026

14 4th St

2 bd · 1 ba · 1,050 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000May 2003 $4,5582025 Amount on Record Dec 2000 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

15 4th St

2 bd · 2 ba · 1,850 sqft · built 1878 · 0.291 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2005 $7,8712025 Amount on Record May 2003 Owner on Record Owner Occupied AssessorUpdated Jul 2026

16 4th St

3 bd · 1.5 ba · 1,165 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$208,000Jun 2006 $5,3002025 Amount on Record Nov 2000 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

18 4th St

3 bd · 1 ba · 937 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$114,000Aug 2000 $3,2382025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

20 4th St

1 ba · 1,117 sqft · built 1900 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$122,500Jul 2000 $4,4942025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

22 4th St

4 bd · 2.5 ba · 2,116 sqft · built 1993 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$314,900Jun 2000 $8,6572025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026