Clay St, Cambridge, MA Property Records

Middlesex County and Cambridge City property records for 55 addresses on Clay St, Cambridge, MA · Last verified August 2026

Clay St Highlights

Properties 65
Median Sale Price $1,400,000
Deeds and Mortgages on File 80
Median Price per Sqft $817
Owner Occupied 49%
Median Annual Tax Bill $7,347
Median Year Built 1919
Median Ownership Tenure 10 years

Properties on Clay St

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

5 Clay St

2 bd · 1.5 ba · 1,503 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$57,200Mar 1981 $7,1522025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9 Clay St

3 units · Built 1929 · 1,356 sq ft

Last Sale Median Tax Bill Median Sale    
$775,000Apr 2019 $6,7302025 $960,0003 units    

10 Clay St

4,669 sqft · Built 1960 · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$381,500Aug 2008 $11,7992025 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

11 Clay St

4 bd · 3 ba · 3,741 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,470,000Jun 2017 1 Name on Record AssessorUpdated Apr 2026

16 Clay St

3 bd · 2.5 ba · 2,666 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,5392025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

17 Clay St

3 bd · 2.5 ba · 1,600 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$510,000Jul 2004 $11,6642025 Amount on Record Oct 1999 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

18 Clay St

3 units · Built 1911 · 1,056 sq ft

Last Sale Median Tax Bill Median Sale    
$608,000Aug 2017 $4,3312025 $315,0003 units    

20 Clay St

9 bd · 3.5 ba · 4,056 sqft · 0.137 acres · Garage

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

21 Clay St

4 bd · 2.5 ba · 2,119 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$920,000Oct 2014 $8,4042025 Amount on Record Aug 2013 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

25 Clay St

2 bd · 1.5 ba · 1,139 sqft · 0.055 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Feb 2023 $4,1382025 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

26 Clay St

4 bd · 2.5 ba · 1,866 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,150,000Oct 2018 $7,3472025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

27 Clay St

3 bd · 1.5 ba · 1,300 sqft · 0.082 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,9742025 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

30 Clay St

9 bd · 4.5 ba · 4,413 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,550,000Feb 2023 $16,9272025 Amount on Record Jan 2016 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

31 Clay St

4 bd · 2.5 ba · 1,595 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,3882025 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

32 Clay St

3 units · Built 1924 · 1,350 sq ft

Last Sale Median Tax Bill Median Sale    
$430,500Sep 2011 $5,4602025 —3 units    

34 Clay St

9 bd · 3.5 ba · 4,578 sqft · 0.137 acres · Garage

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

35 Clay St

4 bd · 3.5 ba · 2,272 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,230,000Apr 2022 $13,1572025 Amount on Record Nov 2012 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

38 Clay St

6 bd · 3.5 ba · 4,218 sqft · 0.137 acres · Garage

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

38 Clay St

3 units · Built 1854 · 1,370 sq ft

Last Sale Median Tax Bill Median Sale    
$584,000May 2014 $5,6482025 —3 units    

41 Clay St

5 bd · 1.5 ba · 2,548 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,000May 1999 $8,8112025 Amount on Record Apr 1999 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

44 Clay St

9 bd · 3.5 ba · 4,170 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Jun 2016 $16,0172025 Amount on Record Sep 1994 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

47 Clay St

2 bd · 1.5 ba · 710 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,7282025 1 Name on Record AssessorUpdated Jul 2026

48 Clay St

2,936 sqft · Built 1921 · 0.192 acres

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

50 Clay St, #52

3 bd · 2.5 ba · 2,001 sqft · 0.195 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Dec 2021 $9,8882025 Amount on Record Jan 2001 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

53 Clay St

4 bd · 2 ba · 1,802 sqft · 0.273 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$629,000Jan 2005 $7,2752025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

55 Clay St

0.275 acres

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

55 Clay St, #57

3 bd · 2 ba · 1,759 sqft · 0.273 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$935,000Jul 2017 $7,9972025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

58 Clay St

2 bd · 2.5 ba · 1,687 sqft · 0.077 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$955,000Dec 2017 $8,1382025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

60 Clay St

3 bd · 2.5 ba · 2,500 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$264,000May 1997 $9,7042025 Amount on Record Jun 1993 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

61 Clay St

3 bd · 2.5 ba · 1,612 sqft · 0.131 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$785,000Aug 2013 $9,5432025 Amount on Record Jun 2004 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

62 Clay St

4 bd · 4.5 ba · 2,205 sqft · 0.068 acres

Last Sale Tax Bill Prior Sale Owner Records
$901,000Dec 2015 $11,5272025 —Apr 2014 2 Names on Record Assessor + 4 DocumentsUpdated Apr 2026

65 Clay St

3 bd · 1.5 ba · 1,087 sqft · 0.155 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2016 $6,4152025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

66 Clay St

5 bd · 2.5 ba · 2,158 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$760,000Jul 2014 $10,9482025 Amount on Record Nov 1990 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

68 Clay St

0.005 acres

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

72 Clay St

4 bd · 2.5 ba · 3,142 sqft · 0.075 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2016 $9,0342025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

74 Clay St

6 bd · 3.5 ba · 3,567 sqft · 0.074 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2016 $10,0632025 —Jun 2015 1 Name on Record AssessorUpdated Apr 2026

85 Clay St

0.068 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2017 $8,1752025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

89 Clay St

1,166 sqft · Built 1920 · 0.144 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

90 Clay St

6 bd · 3.5 ba · 3,456 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$750,000Nov 2010 $12,4102025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

94 Clay St

6 bd · 3.5 ba · 3,486 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,0512025 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

98 Clay St

4 bd · 2.5 ba · 2,382 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,850,000Aug 2025 $7,9932025 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

100 Clay St

4 bd · 1.5 ba · 1,284 sqft · 0.098 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Aug 1985 $5,2822025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

101 Clay St

0.123 acres

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

101 Clay St

3 units · Built 1905 · 990 sq ft

Last Sale Median Tax Bill Median Sale    
$710,000Jul 2020 $4,3182025 $610,0003 units    

102 Clay St

4 bd · 1.5 ba · 1,408 sqft · 0.077 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2014 $6,3272025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

108 Clay St

3 bd · 2.5 ba · 1,236 sqft · 0.073 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,010,000May 2026 $5,9732025 Amount on Record Sep 1989 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

109 Clay St

4 bd · 1.5 ba · 1,275 sqft · 0.082 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$905,000Apr 2019 $6,3232025 Amount on Record Jan 1994 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

110 Clay St

3 bd · 2.5 ba · 1,293 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,400,000May 2026 $6,8952025 Amount on Record Oct 2013 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

113 Clay St

2 bd · 1.5 ba · 1,247 sqft · 0.073 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$178,000Oct 1996 $5,8012025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

114 Clay St

2 bd · 1.5 ba · 1,500 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$390,000Oct 2008 $3,9952025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

117 Clay St

2 bd · 1.5 ba · 1,168 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$205,000Jul 1987 $6,9192025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

121 Clay St

3 bd · 2.5 ba · 2,132 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$425,000Jul 2002 $10,6862025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

122 Clay St

0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,6112025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

126 Clay St

5 bd · 2.5 ba · 1,848 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,1392025 1 Name on Record AssessorUpdated Apr 2026

127 Clay St

2 bd · 2.5 ba · 1,100 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,255,000Nov 2020 $8,7242025 Amount on Record Jun 1991 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

Wildfire Risk on Clay 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 of burnable land

Property Records in Nearby Streets