Walnut St, Acton, MA Property Records

Middlesex County and Acton Town property records for 13 addresses on Walnut St, Acton, MA · Last verified August 2026

Walnut St Highlights

Properties 13
Median Sale Price $1,231,000
Deeds and Mortgages on File 18
Median Price per Sqft $310
Owner Occupied 69%
Median Annual Tax Bill $19,254
Median Year Built 1997
Median Ownership Tenure 11 years

Properties on Walnut St

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

1 Walnut St

4 bd · 2.5 ba · 3,211 sqft · 0.479 acres

Last Sale Tax Bill Prior Sale Owner Records
$735,000Oct 2010 $19,7162025 Amount on Record Aug 1997 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

3 Walnut St

4 bd · 2.5 ba · 3,038 sqft · 0.325 acres

Last Sale Tax Bill Prior Sale Owner Records
$449,900Jan 1998 $18,4482025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

4 Walnut St

4 bd · 2.5 ba · 3,089 sqft · 0.317 acres

Last Sale Tax Bill Prior Sale Owner Records
$765,000Jun 2011 $18,6372025 Amount on Record Aug 1997 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

5 Walnut St

4 bd · 3.5 ba · 3,588 sqft · 0.495 acres

Last Sale Tax Bill Prior Sale Owner Records
$930,000Aug 2017 $20,9252025 Amount on Record Sep 1998 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

6 Walnut St

4 bd · 3.5 ba · 3,039 sqft · 0.494 acres

Last Sale Tax Bill Prior Sale Owner Records
$794,000May 2015 $18,6202025 Amount on Record Sep 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

8 Walnut St

4 bd · 2.5 ba · 3,113 sqft · 0.439 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2015 $18,7402025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9 Walnut St

4 bd · 3.5 ba · 2,886 sqft · 0.401 acres

Last Sale Tax Bill Prior Sale Owner Records
$770,000Feb 2005 $17,7742025 Amount on Record Jun 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10 Walnut St

4 bd · 3.5 ba · 3,042 sqft · 0.302 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,231,000Nov 2024 $17,8172025 Amount on Record Sep 2010 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

11 Walnut St

4 bd · 2.5 ba · 3,421 sqft · 0.405 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Apr 2026 $19,2542025 Amount on Record Aug 2007 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

12 Walnut St

4 bd · 3.5 ba · 4,251 sqft · 0.67 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,320,000Jul 2021 $23,3432025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

14 Walnut St

4 bd · 3.5 ba · 3,912 sqft · 0.511 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,580,950Jun 2024 $22,8522025 Amount on Record Jun 2010 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

16 Walnut St

5 bd · 3.5 ba · 3,938 sqft · 0.573 acres

Last Sale Tax Bill Prior Sale Owner Records
$872,000Jul 2018 $22,4392025 Amount on Record Sep 2002 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

18 Walnut St

4 bd · 3.5 ba · 3,522 sqft · 0.945 acres

Last Sale Tax Bill Prior Sale Owner Records
$785,000Jun 2007 $20,5102025 Amount on Record Sep 1999 2 Names on Record AssessorUpdated Jul 2026

Property Records in Nearby Streets