Kelley St, Cambridge, MA Property Records

Middlesex County and Cambridge City property records for 17 addresses on Kelley St, Cambridge, MA · Last verified July 2026

Kelley St Highlights

Properties 19
Median Sale Price $745,000
Deeds and Mortgages on File 16
Median Price per Sqft $329
Owner Occupied 58%
Median Annual Tax Bill $12,726
Median Year Built 1920
Median Ownership Tenure 25 years

Properties on Kelley St

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

15 Kelley St

7 bd · 5.5 ba · 3,672 sqft · built 1989 · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,8802025 2 Owners on Record Assessor + 1 DocumentUpdated Apr 2026

21 Kelley St

3 bd · 1.5 ba · 1,262 sqft · built 1865 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,375,000May 2023 $15,4742024 Amount on Record May 2023 Owner on Record Assessor + 3 DocumentsUpdated Jul 2026

21 Kelley St, #23

3 bd · 3.5 ba · 1,661 sqft · built 1865

Last Sale Tax Bill Prior Sale Owner Records
$14,7472025 2 Owners on Record AssessorUpdated Apr 2026

25 Kelley St

4 bd · 2.5 ba · 2,412 sqft · built 1905 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$795,000Jun 2002 $13,1762025 Amount on Record Nov 1995 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

26 Kelley St

3 units · Built 1920 · 925 sq ft

Last Sale Median Tax Bill Median Sale    
$322,000Mar 1996 —— —3 units    

29 Kelley St, #31

3 bd · 2.5 ba · 2,109 sqft · built 1996 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000Jun 1997 $13,4262025 Amount on Record Oct 1989 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

30 Kelley St

4 bd · 2 ba · 1,920 sqft · built 1929 · 0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Jul 1994 $8,8832025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

34 Kelley St

2 bd · 1 ba · 798 sqft · built 1926 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$309,000Dec 2001 $3,8462025 Amount on Record Jul 1997 Owner on Record Owner Occupied AssessorUpdated Jul 2026

35 Kelley St

4 bd · 3.5 ba · 1,748 sqft · built 1908 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2013 $12,0082025 Amount on Record Jun 2012 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

36 Kelley St

3 bd · 2.5 ba · 1,518 sqft · built 1926 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,9232025 2 Owners on Record AssessorUpdated Jul 2026

38 Kelley St

3 bd · 3.5 ba · 2,334 sqft · built 1840 · 0.108 acres

Last Sale Tax Bill Prior Sale Owner Records
$880,000Sep 2003 $13,9472025 Amount on Record Apr 1998 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

41 Kelley St

6 bd · 4.5 ba · 3,531 sqft · built 1900 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,000May 1984 $9,5402025 2 Owners on Record AssessorUpdated Apr 2026

44 Kelley St

3 bd · 3.5 ba · 1,586 sqft · built 1870 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$63,000Jun 1979 $10,2172025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

45 Kelley St

4 bd · 2.5 ba · 3,174 sqft · built 1864 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$745,000Aug 2012 $18,5692025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

50 Kelley St

5 bd · 3.5 ba · 3,094 sqft · built 1927 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,7262025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

51 Kelley St

3 bd · 1.5 ba · 1,614 sqft · built 1905 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8172025 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

79 Kelley St

2 bd · 2.5 ba · 2,897 sqft · built 2018 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$672,500Jun 2004 $22,3332025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

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