Porter St, Somerville, MA Property Records

Middlesex County and Somerville City property records for 77 addresses on Porter St, Somerville, MA · Last verified August 2026

Porter St Highlights

Properties 90
Median Sale Price $928,000
Deeds and Mortgages on File 86
Median Price per Sqft $720
Owner Occupied 62%
Median Annual Tax Bill $11,809
Median Year Built 1900
Median Ownership Tenure 7 years

Properties on Porter St

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

2 Porter St

4 bd · 5 ba · 4,829 sqft · built 1900 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,700,000May 2020 Amount on Record Mar 2005 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

8 Porter St

4 bd · 2 ba · 1,615 sqft · built 1896 · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$928,000Oct 2020 $10,1872025 Amount on Record Sep 2009 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

9 Porter St

4 bd · 3 ba · 1,544 sqft · built 1900 · 0.047 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,150,000Oct 2021 $12,3622025 Amount on Record Jul 2020 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

10 Porter St

4 units · Built 1910 · 585 sq ft

Last Sale Median Tax Bill Median Sale    
$609,000Sep 2022 $6,3492025 $609,0004 units    

11 Porter St

6 bd · 3 ba · 3,231 sqft · built 1900 · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Nov 2006 $14,9262025 1 Name on Record AssessorUpdated Apr 2026

12 Porter St

3 bd · 1 ba · 1,786 sqft · built 1885 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,5222025 2 Names on Record AssessorUpdated Jul 2026

14 Porter St

4 bd · 3 ba · 2,340 sqft · built 1896 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$639,000Sep 2004 $11,5812025 2 Names on Record Assessor + 3 DocumentsUpdated Apr 2026

15 Porter St

4 bd · 4.5 ba · 2,280 sqft · built 1920 · 0.054 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,981,500Jul 2025 $16,9622025 Amount on Record Sep 2022 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

15A Porter St

4 bd · 2 ba · 2,472 sqft · built 1900 · 0.054 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,8932025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

16 Porter St

4 bd · 2 ba · 2,105 sqft · built 1910 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,6752025 2 Names on Record AssessorUpdated Apr 2026

17 Porter St

4 bd · 3.5 ba · 2,916 sqft · built 2019

Last Sale Tax Bill Prior Sale Owner Records
$1,675,000Apr 2020 $19,1552025 —Apr 2018 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

18 Porter St, #1

2 bd · 2 ba · 800 sqft · built 1890 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$390,000Aug 2012 $7,3642025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

18 Porter St, #2

3 bd · 2 ba · 1,472 sqft · built 1890 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,015,000Apr 2023 $10,8572025 —Mar 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

19 Porter St

5 bd · 3.5 ba · 2,425 sqft · built 1900 · 0.125 acres

Last Sale Tax Bill Prior Sale Owner Records
$540,000Aug 2003 $13,5802025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

22 Porter St

5 bd · 6 ba · 4,046 sqft · built 1880 · 0.286 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1994 $16,3502023 1 Name on Record Owner Occupied AssessorUpdated Feb 2024

22 Porter St, #1

2 bd · 2 ba · 1,370 sqft · built 1880 · 0.286 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,1592025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

22 Porter St, #2

4 bd · 4 ba · 2,635 sqft · built 1880 · 0.286 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,7702025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

23 Porter St

3 units · Built 1900 · 1,488 sq ft

Last Sale Median Tax Bill Median Sale    
$850,000Dec 2020 $12,9402025 —3 units    

26 Porter St

3 bd · 3 ba · 1,710 sqft · built 1890 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000Mar 2020 $10,3322025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

27 Porter St

7 bd · 4 ba · 5,641 sqft · built 1900 · 0.259 acres

Last Sale Tax Bill Prior Sale Owner Records
$22,9252025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

29 Porter St, #31

5 bd · 4 ba · 2,508 sqft · built 1900 · 0.284 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,930,000Jun 2021 $20,5602025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

31 Porter St

8 bd · 8 ba · 5,138 sqft · built 1900 · 0.286 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,760,000Mar 2019 $22,8322023 Amount on Record Sep 2016 1 Name on Record AssessorUpdated Feb 2024

33 Porter St

6 bd · 7 ba · 4,444 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,825,000Apr 2024 $22,4122025 Amount on Record Apr 2024 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

35 Porter St, #1

2 bd · 1.5 ba · 907 sqft · built 1900 · 0.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$720,000Jun 2021 $7,1532025 Amount on Record May 2016 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

35 Porter St, #2

2 bd · 1.5 ba · 1,014 sqft · built 1900 · 0.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$348,250Nov 2004 $7,0262025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

35R Porter St

2 bd · 1.5 ba · 950 sqft · built 1866 · 0.056 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,8072025 1 Name on Record AssessorUpdated Jul 2026

36 Porter St

6 bd · 2 ba · 2,402 sqft · built 1865 · 0.204 acres

Last Sale Tax Bill Prior Sale Owner Records
$192,000Apr 1999 $13,4022025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

37 Porter St

6 bd · 6 ba · 3,465 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2015 $18,1602025 Amount on Record May 2013 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

38 Porter St

5 bd · 2 ba · 2,288 sqft · built 1900 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,0812025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

39 Porter St

6 bd · 4 ba · 3,474 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$739,000Dec 2002 $16,0212025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

40 Porter St, #1

2 bd · 1 ba · 1,050 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Jul 2009 $9,3322025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

40 Porter St, #2

4 bd · 2 ba · 1,638 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$975,000Jun 2018 $11,8092025 Amount on Record Jul 2014 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

41 Porter St

6 bd · 6 ba · 3,516 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,3672025 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

43 Porter St

6 bd · 3 ba · 3,636 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,9842025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

44 Porter St

3 units · Built 1880 · 1,543 sq ft

Last Sale Median Tax Bill Median Sale    
$1,425,000May 2025 $10,8832025 $1,220,0003 units    

45 Porter St

7 bd · 3 ba · 3,750 sqft · built 1898 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$223,000Oct 1996 $16,4452025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

46 Porter St

3 units · Built 1880 · 984 sq ft

Last Sale Median Tax Bill Median Sale    
$820,000Jun 2025 $6,0782025 $365,0003 units    

47 Porter St

6 bd · 3 ba · 3,392 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2016 $14,5562025 Amount on Record Jun 1983 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

48 Porter St

3 units · Built 1896 · 924 sq ft

Last Sale Median Tax Bill Median Sale    
$825,000Jul 2022 $8,5222025 $700,0003 units    

49 Porter St

9 bd · 3 ba · 4,110 sqft · built 1900 · 0.09 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,700,000Jun 2022 $22,5282025 Amount on Record Jan 2017 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

50 Porter St

6 bd · 3 ba · 3,621 sqft · built 1930 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$326,000Aug 1997 $18,3262025 2 Names on Record AssessorUpdated Apr 2026

51 Porter St

5 bd · 3 ba · 4,176 sqft · built 1920 · 0.09 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,0962025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

52 Porter St

6 bd · 8 ba · 4,106 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,460,000Oct 2018 $16,1022023 Amount on Record Jan 2018 1 Name on Record AssessorUpdated Feb 2024

52 Porter St, #1

3 bd · 4 ba · 2,322 sqft · built 1900 · 0.144 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,395,000Sep 2021 $14,8692025 Amount on Record Dec 2018 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

52 Porter St, #2

3 bd · 3.5 ba · 2,708 sqft · built 1900 · 0.144 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,5472025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

56 Porter St

3 bd · 2 ba · 1,652 sqft · built 1960 · 0.073 acres

Last Sale Tax Bill Prior Sale Owner Records
$164,000Jul 1989 $12,1132025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

64 Porter St

4 bd · 2.5 ba · 3,396 sqft · built 1905 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,2072025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

66 Porter St

4 bd · 2 ba · 2,897 sqft · built 1905 · 0.077 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,6102025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

70 Porter St

6 bd · 3 ba · 3,097 sqft · built 1910 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,485,000Jul 2021 $15,4012025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

72 Porter St

2 bd · 2.5 ba · 1,426 sqft · built 1985 · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$187,000Dec 1991 $9,5752025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

74 Porter St

3 bd · 2 ba · 1,422 sqft · built 1985 · 0.033 acres

Last Sale Tax Bill Prior Sale Owner Records
$468,000Jun 2007 $9,0782025 Amount on Record May 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

76 Porter St

3 bd · 2 ba · 1,426 sqft · built 1985 · 0.033 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Oct 2007 $9,0662025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

77 Porter St

13,680 sqft · built 1969 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$37,5962025 1 Name on Record AssessorUpdated Apr 2026

78 Porter St

3 bd · 2 ba · 1,414 sqft · built 1985 · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$456,000Jul 2012 $10,0262025 Amount on Record Jan 2006 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

80 Porter St

4 bd · 2 ba · 1,976 sqft · built 1910 · 0.093 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,000Apr 1994 $12,8392025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

84 Porter St

0.118 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Oct 1992 $14,9522025 1 Name on Record AssessorUpdated Jul 2026

85 Porter St

5 bd · 2 ba · 3,004 sqft · built 1900 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2018 $12,5642025 Amount on Record Aug 2006 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

89 Porter St

9 bd · 3 ba · 4,086 sqft · built 1900 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,700,000Jun 2021 $18,7832025 Amount on Record Dec 2006 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

91 Porter St

5 bd · 2 ba · 2,100 sqft · built 1900 · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$567,350Jul 2005 $11,3032025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

96 Porter St

4 bd · 2 ba · 2,925 sqft · built 1905 · 0.067 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2016 $11,4072025 Amount on Record Jul 1987 2 Names on Record AssessorUpdated Aug 2026

97 Porter St

3 bd · 2 ba · 2,670 sqft · built 1900 · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$539,000Jul 2004 $12,9012025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

98 Porter St

3 bd · 2.5 ba · 2,125 sqft · built 1905 · 0.071 acres

Last Sale Tax Bill Prior Sale Owner Records
$735,000Apr 2006 $15,0912025 Amount on Record Jul 2005 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

99 Porter St

3 units · Built 1900 · 986 sq ft

Last Sale Median Tax Bill Median Sale    
$823,000Nov 2024 $7,5312025 $715,0003 units    

100 Porter St

6 bd · 2 ba · 2,165 sqft · built 1905 · 0.058 acres

Last Sale Tax Bill Prior Sale Owner Records
$548,000Aug 2006 $11,3082025 2 Names on Record AssessorUpdated Apr 2026

103 Porter St, #1

1 bd · 1 ba · 702 sqft · built 1905 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$615,000Aug 2024 $6,4762025 Amount on Record Aug 2013 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

103 Porter St, #2

2 bd · 1 ba · 1,062 sqft · built 1905 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$780,000Jun 2022 $8,2602025 Amount on Record Aug 2012 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

105 Porter St

4 bd · 3 ba · 2,630 sqft · built 1910 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,7612025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

106 Porter St

5 bd · 2 ba · 2,329 sqft · built 1905 · 0.072 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,4862025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

107 Porter St

3 bd · 2 ba · 2,078 sqft · built 1910 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2012 $10,3902025 Amount on Record Oct 1997 2 Names on Record AssessorUpdated Apr 2026

108 Porter St

6 bd · 3 ba · 2,490 sqft · built 1905 · 0.072 acres

Last Sale Tax Bill Prior Sale Owner Records
$910,000May 2018 $12,9232025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

109 Porter St

4 bd · 3 ba · 1,946 sqft · built 1905 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,8292025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

110 Porter St

4 bd · 3 ba · 3,254 sqft · built 1905 · 0.067 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,8362025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

111 Porter St

2 bd · 2 ba · 922 sqft · built 1905 · 0.079 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,500,000Nov 2018 $7,6852025 Amount on Record Nov 2018 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

115 Porter St

5 bd · 4 ba · 3,909 sqft · built 1905 · 0.095 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,3992025 2 Names on Record AssessorUpdated Apr 2026

116 Porter St

5 bd · 7 ba · 3,440 sqft · built 1905 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$925,000Feb 2019 $15,2662023 Amount on Record Jan 2019 1 Name on Record Assessor + 1 DocumentUpdated Feb 2024

116 Porter St, #1

3 bd · 3.5 ba · 1,867 sqft · built 1905 · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$925,000Feb 2019 $10,8002025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

116 Porter St, #2

3 bd · 2.5 ba · 1,783 sqft · built 1905 · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000,000Jan 2019 $11,5142025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

Wildfire Risk on Porter St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets