Willow St, Acton, MA Property Records

Middlesex County and Acton Town property records for 87 addresses on Willow St, Acton, MA · Last verified August 2026

Willow St Highlights

Properties 87
Median Sale Price $770,000
Deeds and Mortgages on File 103
Median Price per Sqft $440
Owner Occupied 74%
Median Annual Tax Bill $11,292
Median Year Built 1960
Median Ownership Tenure 13 years

Properties on Willow St

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

9 Willow St

7.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,1002025 1 Name on Record AssessorUpdated Jul 2026

13 Willow St

4 bd · 2 ba · 1,408 sqft · 0.358 acres

Last Sale Tax Bill Prior Sale Owner Records
$410,000Jun 2014 $10,1172025 Amount on Record Jan 1994 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

21 Willow St

3 bd · 3.5 ba · 1,825 sqft · 0.67 acres

Last Sale Tax Bill Prior Sale Owner Records
$224,000Mar 2000 $12,1442025 Amount on Record Jul 1996 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

28 Willow St

3 bd · 1.5 ba · 1,666 sqft · 0.352 acres

Last Sale Tax Bill Prior Sale Owner Records
$176,500May 2008 $4,9252025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

30 Willow St

1 bd · 1.5 ba · 1,048 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$279,900Apr 2004 $8,0072025 Amount on Record Sep 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

35 Willow St

3 bd · 2.5 ba · 1,759 sqft · 0.8 acres

Last Sale Tax Bill Prior Sale Owner Records
$525,000Apr 2015 $12,9592025 Amount on Record Nov 2010 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

45 Willow St

4 bd · 2.5 ba · 2,906 sqft · 0.878 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2012 $14,4632025 Amount on Record Jun 1989 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

46 Willow St

4 bd · 2.5 ba · 2,956 sqft · 1.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$168,000Feb 1995 $12,3262025 1 Name on Record AssessorUpdated Jul 2026

51 Willow St

3 bd · 2.5 ba · 1,948 sqft · 0.462 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$169,200Aug 2000 $11,2492025 1 Name on Record AssessorUpdated Jul 2026

51R Willow St

0.661 acres

Last Sale Tax Bill Prior Sale Owner Records
$3362025 1 Name on Record AssessorUpdated Apr 2026

54 Willow St

3 bd · 2.5 ba · 1,788 sqft · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$283,500Dec 2001 $12,6042025 Amount on Record Jul 1998 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

60 Willow St

4 bd · 2.5 ba · 2,470 sqft · 0.503 acres

Last Sale Tax Bill Prior Sale Owner Records
$458,000Dec 2010 $15,6202025 Amount on Record Aug 2010 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

63 Willow St

4 bd · 2.5 ba · 2,305 sqft · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$288,250Jul 1994 $11,2922025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

66 Willow St

4 bd · 2.5 ba · 2,722 sqft · 1.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,0492025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

68 Willow St

4 bd · 2.5 ba · 2,628 sqft · 0.484 acres

Last Sale Tax Bill Prior Sale Owner Records
$630,000Aug 2016 $15,4852025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

76 Willow St

4 bd · 3.5 ba · 2,057 sqft · 1.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$906,000May 2025 $12,1562025 Amount on Record Apr 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

77 Willow St

4 bd · 2.5 ba · 3,448 sqft · 0.922 acres

Last Sale Tax Bill Prior Sale Owner Records
$560,000Nov 2004 $18,6152025 1 Name on Record AssessorUpdated Jul 2026

80 Willow St

3 bd · 2.5 ba · 1,606 sqft · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2016 $9,4862025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

83 Willow St

3 bd · 2 ba · 1,635 sqft · 0.501 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,4142025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

84 Willow St

3 bd · 1.5 ba · 1,506 sqft · 0.75 acres

Last Sale Tax Bill Prior Sale Owner Records
$248,000Apr 1988 $9,8412025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

85 Willow St

0.959 acres

Last Sale Tax Bill Prior Sale Owner Records
$2442025 1 Name on Record AssessorUpdated Apr 2026

88 Willow St

4 bd · 4 ba · 3,806 sqft · 3.99 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2016 $22,7612025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

90 Willow St

0.927 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2016 $8,1262025 1 Name on Record AssessorUpdated Aug 2026

93 Willow St

4 bd · 4.5 ba · 3,732 sqft · 1.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$503,500Jun 2014 $17,8192025 Amount on Record Jul 1992 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

99 Willow St

3 bd · 1.5 ba · 1,456 sqft · 0.913 acres

Last Sale Tax Bill Prior Sale Owner Records
$680,000Apr 2025 $9,7462025 Amount on Record Jun 2021 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

100 Willow St

3 bd · 1.5 ba · 1,008 sqft · 0.565 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2006 $4,0902025 Amount on Record Sep 1999 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

100R Willow St

0.893 acres

Last Sale Tax Bill Prior Sale Owner Records
$2472025 1 Name on Record AssessorUpdated Apr 2026

101 Willow St

3 bd · 3 ba · 2,348 sqft · 0.664 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,0892025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

102 Willow St

3 bd · 1.5 ba · 1,847 sqft · 1.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$610,000Aug 2020 $11,6452025 Amount on Record May 2011 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

103 Willow St

3 bd · 2.5 ba · 1,683 sqft · 0.576 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$432,000May 2002 $12,2012025 Amount on Record Jul 1998 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

106 Willow St

2 bd · 1.5 ba · 1,025 sqft · 2.59 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,500Aug 2006 $9,3742025 Amount on Record Oct 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

108 Willow St, #R

2.82 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

110 Willow St

4 bd · 2.5 ba · 2,855 sqft · 3.67 acres

Last Sale Tax Bill Prior Sale Owner Records
$705,000Nov 2007 $18,7122025 Amount on Record Oct 2004 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

111 Willow St

4 bd · 2.5 ba · 1,880 sqft · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jun 2005 $10,9812025 Amount on Record Oct 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

112 Willow St

4 bd · 2.5 ba · 2,784 sqft · 3 acres

Last Sale Tax Bill Prior Sale Owner Records
$709,900Nov 2007 $18,7432025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

114 Willow St

4 bd · 2 ba · 1,600 sqft · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,0352025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

115 Willow St

4 bd · 2 ba · 2,160 sqft · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$820,000Oct 2023 $11,3582025 Amount on Record Apr 1988 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

116 Willow St

3 bd · 2.5 ba · 1,296 sqft · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,8252025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

118 Willow St

4 bd · 2.5 ba · 2,507 sqft · 0.918 acres

Last Sale Tax Bill Prior Sale Owner Records
$659,600Sep 2007 $16,0712025 Amount on Record Jul 2006 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

118R Willow St

4.99 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

120R Willow St

5.99 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

121 Willow St

3 bd · 1.5 ba · 1,044 sqft · 0.501 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,825Jul 2017 $8,7402025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

122 Willow St

3 bd · 2.5 ba · 1,820 sqft · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2014 $11,8592025 Amount on Record May 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

125 Willow St

3 bd · 1.5 ba · 1,288 sqft · 0.481 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$540,000Aug 2019 $11,0242025 —Feb 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

126 Willow St

5 bd · 3.5 ba · 2,522 sqft · 0.46 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$799,000Aug 2023 $12,4272025 Amount on Record Apr 2018 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

128 Willow St

4 bd · 2 ba · 1,388 sqft · 0.54 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Jul 2022 $10,0582025 Amount on Record Dec 1987 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

129 Willow St

3 bd · 2 ba · 1,766 sqft · 1.55 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Oct 2021 $11,1702025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

130 Willow St

3 bd · 1.5 ba · 1,324 sqft · 0.516 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$781,000Jun 2026 $10,6502025 Amount on Record Aug 2021 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

131 Willow St

3 bd · 1.5 ba · 1,048 sqft · 0.571 acres

Last Sale Tax Bill Prior Sale Owner Records
$455,000Jun 2017 $10,1082025 Amount on Record Aug 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

133 Willow St

3 bd · 2.5 ba · 1,502 sqft · 0.451 acres

Last Sale Tax Bill Prior Sale Owner Records
$663,000Nov 2023 $10,8112025 Amount on Record Aug 2019 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Jul 2026

137 Willow St

3 bd · 1.5 ba · 1,656 sqft · 0.362 acres

Last Sale Tax Bill Prior Sale Owner Records
$227,500Mar 1997 $9,9302025 Amount on Record Jun 1992 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

138 Willow St

4 bd · 2 ba · 1,447 sqft · 0.516 acres

Last Sale Tax Bill Prior Sale Owner Records
$422,000Oct 2007 $10,4802025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

139 Willow St

3 bd · 3.5 ba · 3,202 sqft · 0.396 acres

Last Sale Tax Bill Prior Sale Owner Records
$507,000Jun 2008 $16,1312025 Amount on Record Jun 2000 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

141 Willow St

0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
$432025 1 Name on Record AssessorUpdated Apr 2026

142 Willow St

3 bd · 1.5 ba · 1,176 sqft · 0.516 acres

Last Sale Tax Bill Prior Sale Owner Records
$252,500Oct 2000 $9,0532025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

142R Willow St

10.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,500Oct 2003 $3122025 1 Name on Record AssessorUpdated Apr 2026

143 Willow St

2 bd · 1.5 ba · 832 sqft · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$625,000May 2025 $8,1552025 Amount on Record Sep 2018 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

145 Willow St

3 bd · 1.5 ba · 1,048 sqft · 0.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Jun 2023 $8,3622025 Amount on Record Mar 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

146 Willow St

3 bd · 1.5 ba · 1,025 sqft · 0.516 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,200Sep 1994 $8,8192025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

147 Willow St

3 bd · 2 ba · 1,400 sqft · 0.812 acres

Last Sale Tax Bill Prior Sale Owner Records
$434,875Jun 2013 $11,8682025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

148 Willow St

4 bd · 3.5 ba · 2,423 sqft · 0.566 acres

Last Sale Tax Bill Prior Sale Owner Records
$747,500Mar 2014 $19,4762025 Amount on Record Mar 2007 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

149 Willow St

4 bd · 2.5 ba · 3,596 sqft · 1.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$850,000Mar 2021 $17,5502025 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

150 Willow St

3 bd · 1.5 ba · 1,229 sqft · 0.433 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Aug 1991 $8,9272025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

151 Willow St

4 bd · 2.5 ba · 3,285 sqft · 0.955 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,000May 1991 $15,1592025 Amount on Record Mar 1988 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

152 Willow St

3 bd · 2 ba · 1,485 sqft · 1.49 acres

Last Sale Tax Bill Prior Sale Owner Records
$867,500Dec 2024 $11,3332025 Amount on Record Sep 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

153 Willow St

3 bd · 1.5 ba · 1,710 sqft · 0.588 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Nov 2013 $9,8252025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

154 Willow St

3 bd · 2 ba · 1,500 sqft · 1.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$821,000Feb 2022 $13,5312025 Amount on Record Aug 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

157 Willow St

4 bd · 2.5 ba · 2,190 sqft · 0.553 acres

Last Sale Tax Bill Prior Sale Owner Records
$94,000Sep 1999 $12,4782025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

158 Willow St

17.9 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

159 Willow St

4 bd · 2.5 ba · 2,326 sqft · 0.489 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,004,000Jun 2025 $14,4472025 Amount on Record May 2017 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

160 Willow St

4 bd · 2.5 ba · 2,746 sqft · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$749,000Jun 2005 $17,2732025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

162 Willow St

3 bd · 2.5 ba · 1,578 sqft · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$416,250May 2017 $10,3572025 Amount on Record Nov 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

164 Willow St

4 bd · 3.5 ba · 4,332 sqft · 1.38 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Jun 2008 $19,8962025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

165 Willow St

4 bd · 2.5 ba · 2,136 sqft · 0.462 acres

Last Sale Tax Bill Prior Sale Owner Records
$527,500Aug 2013 $12,6502025 Amount on Record Aug 1992 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

167 Willow St

3 bd · 2.5 ba · 1,469 sqft · 0.666 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Mar 2022 $12,4292025 Amount on Record Jun 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

170 Willow St

1,890 sqft · Built 1988 · 2.41 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

171 Willow St

4 bd · 2.5 ba · 2,314 sqft · 0.607 acres

Last Sale Tax Bill Prior Sale Owner Records
$510,000Aug 2002 $12,9192025 Amount on Record Dec 1989 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

172 Willow St

3 bd · 2.5 ba · 1,664 sqft · 4.87 acres

Last Sale Tax Bill Prior Sale Owner Records
$295,000Jul 1988 $11,6432025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

172R Willow St

0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$2282025 1 Name on Record AssessorUpdated Apr 2026

173 Willow St

3 bd · 2.5 ba · 2,314 sqft · 1.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$680,000Jan 2021 $14,8022025 Amount on Record Mar 2018 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

175 Willow St

0.276 acres

Last Sale Tax Bill Prior Sale Owner Records
$1372025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

179 Willow St

5 bd · 2.5 ba · 2,530 sqft · 0.543 acres

Last Sale Tax Bill Prior Sale Owner Records
$770,000Apr 2021 $13,0482025 Amount on Record May 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

182 Willow St

16 acres

Last Sale Tax Bill Prior Sale Owner Records
$20,000Feb 2006 1 Name on Record AssessorUpdated Apr 2026

182R Willow St

4 acres

Last Sale Tax Bill Prior Sale Owner Records
$4232016 1 Name on Record AssessorUpdated Apr 2026

185 Willow St

0.386 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

186R Willow St

0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$2282025 1 Name on Record AssessorUpdated Apr 2026

188R Willow St

1 acres

Last Sale Tax Bill Prior Sale Owner Records
$2472025 1 Name on Record AssessorUpdated Apr 2026

Property Records in Nearby Streets