Allen St, Somerville, MA Property Records

Middlesex County and Somerville City property records for 21 addresses on Allen St, Somerville, MA · Last verified October 2026

Allen St Highlights

Properties 21
Median Sale Price $2,100,000
Deeds and Mortgages on File 21
Median Price per Sqft $772
Owner Occupied 19%
Median Annual Tax Bill $12,764
Median Year Built 1900
Median Ownership Tenure 9 years

Properties on Allen St

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

7 Allen St

9 bd · 3 ba · 3,600 sqft · built 1890 · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2012 $12,7642025 —Jan 2012 2 Owners on Record AssessorUpdated Apr 2026

9 Allen St

3 bd · 1.5 ba · 1,802 sqft · built 1890 · 0.052 acres

Last Sale Tax Bill Prior Sale Owner Records
$758,900Dec 2021 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

11 Allen St

4 bd · 2 ba · 1,692 sqft · built 1890 · 0.052 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,400Dec 2021 Owner on Record Assessor + 2 DocumentsUpdated Jul 2026

12 Allen St

6 bd · 4 ba · 1,664 sqft · built 1910 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2016 $9,8452025 Amount on Record Jul 2013 2 Owners on Record AssessorUpdated Apr 2026

13 Allen St

8 bd · 3 ba · 2,511 sqft · built 1890 · 0.175 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,100,000Apr 2017 $15,3532023 Owner on Record AssessorUpdated Feb 2024

13 Allen St, #17

0.261 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,680,000Oct 2024 $34,1502025 Owner on Record AssessorUpdated Apr 2026

16 Allen St

6 bd · 3.5 ba · 3,597 sqft · built 1910 · 0.079 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,625,000Feb 2023 $18,3532026 —Oct 2018 Owner on Record Assessor + 3 DocumentsUpdated Oct 2026

17 Allen St

6 bd · 3 ba · 2,458 sqft · built 1890 · 0.085 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,900,000Sep 2022 $11,0482023 Amount on Record Aug 2004 Owner on Record AssessorUpdated Feb 2024

19 Allen St, #27

0.411 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,300,000Dec 2024 $45,1672025 Owner on Record Assessor + 1 DocumentUpdated May 2026

21 Allen St

0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,500Jan 1972 $21,5722023 Owner on Record AssessorUpdated Feb 2024

24 Allen St

2 bd · 2 ba · 1,742 sqft · built 1890 · 0.06 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2012 $9,9322025 Amount on Record Apr 1988 2 Owners on Record AssessorUpdated Apr 2026

27 Allen St

2 bd · 2 ba · 1,584 sqft · built 1890 · 0.159 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,600,000Jun 2021 $10,4122023 Owner on Record AssessorUpdated Feb 2024

29 Allen St, #33

4 ba · 8,695 sqft · built 2004 · 0.292 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Jul 2002 Owner on Record AssessorUpdated Apr 2026

30 Allen St

0.12 acres

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

34 Allen St

2,709 sqft · built 1950 · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,100,000Mar 2024 $35,7592025 Owner on Record Assessor + 5 DocumentsUpdated Sep 2026

36 Allen St

2 bd · 1 ba · 1,177 sqft · built 1900 · 0.09 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2011 $9,2692025 Amount on Record Apr 2008 Owner on Record Owner Occupied AssessorUpdated Jul 2026

37 Allen St

4 bd · 2 ba · 2,805 sqft · built 1920 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,400,000May 2017 $19,8452026 —Nov 2003 Owner on Record Assessor + 4 DocumentsUpdated Oct 2026

42 Allen St, #1

2 bd · 1.5 ba · 936 sqft · built 1900 · 0.079 acres

Last Sale Tax Bill Prior Sale Owner Records
$285,000Apr 2015 $6,0092026 Amount on Record Nov 2011 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

42 Allen St, #2

2 bd · 2 ba · 997 sqft · built 1900 · 0.082 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Dec 2019 $6,6512025 Amount on Record Sep 2015 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

50 Allen St

5 bd · 2 ba · 2,024 sqft · built 1900 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$411,000Nov 2006 $11,4582025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

51 Allen St

6,242 sqft · built 1935 · 0.729 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,000Mar 1999 Owner on Record AssessorUpdated Jun 2023

Property Records in Nearby Streets