Harbor Ave, Nashua, NH Property Records

Hillsborough County and Nashua City property records for 45 addresses on Harbor Ave, Nashua, NH · Last verified October 2026

Harbor Ave Highlights

Properties 105
Median Sale Price $278,000
Deeds and Mortgages on File 137
Median Price per Sqft $274
Owner Occupied 23%
Median Annual Tax Bill $4,785
Median Year Built 2002
Median Ownership Tenure 8 years

Properties on Harbor Ave

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

10 Harbor Ave

2 bd · 1 ba · 1,287 sqft · built 1900 · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Sep 2021 $3,4912025 Amount on Record Jun 1989 Owner on Record Assessor + 1 DocumentUpdated Apr 2026

18 Harbor Ave

1.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$605,000Jun 2026 Owner on Record Assessor + 7 DocumentsUpdated Aug 2026

18 Harbor Ave

45 units · Built 2005 · 624 sq ft

Last Sale Median Tax Bill Median Sale    
$300,000Jun 2026 $4,5782025 $254,53345 units    

20 Harbor Ave

2 bd · 1 ba · 958 sqft · built 1900 · 0.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$172,500Sep 2004 $5,1352025 Amount on Record Dec 1998 Owner on Record AssessorUpdated Apr 2026

22 Harbor Ave, #24

7 bd · 4 ba · 3,678 sqft · built 1900 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,9622025 2 Owners on Record AssessorUpdated Aug 2026

28 Harbor Ave

3 bd · 2.5 ba · 1,380 sqft · built 1860 · 0.245 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,0332025 Owner on Record Owner Occupied AssessorUpdated Oct 2026

30 Harbor Ave

3 bd · 2 ba · 1,295 sqft · built 1889 · 0.245 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,0102025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

32 1/2 Harbor Ave

5 bd · 3 ba · 3,365 sqft · built 1890 · 0.244 acres

Last Sale Tax Bill Prior Sale Owner Records
$161,100May 2011 $9,8172025 Amount on Record Jul 2010 Owner on Record AssessorUpdated Aug 2026

34 Harbor Ave

6 bd · 2 ba · 1,361 sqft · built 1900 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8682025 Owner on Record AssessorUpdated Aug 2026

36 Harbor Ave

8 bd · 2 ba · 1,640 sqft · built 1900 · 0.262 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,6262025 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

38 Harbor Ave

5 bd · 2 ba · 1,611 sqft · built 1890 · 0.096 acres

Last Sale Tax Bill Prior Sale Owner Records
$66,000Feb 2009 $6,5692025 Amount on Record Nov 2008 Owner on Record AssessorUpdated Oct 2026

42 Harbor Ave

15 bd · 10.5 ba · 7,744 sqft · built 1900 · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,2802025 2 Owners on Record AssessorUpdated Aug 2026

44 1/2 Harbor Ave

3 bd · 1 ba · 788 sqft · built 1890 · 0.077 acres

Last Sale Tax Bill Prior Sale Owner Records
$113,300Oct 2009 $5,1032025 Owner on Record AssessorUpdated Aug 2026

46 Harbor Ave

5 bd · 2 ba · 1,611 sqft · built 1920 · 0.244 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,330,000Apr 2025 $7,5522025 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

48 Harbor Ave

3 bd · 2 ba · 1,220 sqft · built 1875 · 0.155 acres

Last Sale Tax Bill Prior Sale Owner Records
$412,533Feb 2024 $6,3532025 Amount on Record May 2022 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

49 Harbor Ave

9 bd · 9.5 ba · 8,592 sqft · built 1895 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,490,000Jun 2025 $18,8922025 Amount on Record Jun 2019 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

50 Harbor Ave

5 bd · 2 ba · 1,442 sqft · built 1875 · 0.218 acres

Last Sale Tax Bill Prior Sale Owner Records
$229,933Sep 2015 $7,2912025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

51 Harbor Ave

4,515 sqft · built 1920 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Jun 2003 $1,9322025 Owner on Record AssessorUpdated Aug 2026

52 Harbor Ave

2 bd · 1 ba · 1,160 sqft · built 1920 · 0.294 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,1772025 2 Owners on Record Assessor + 2 DocumentsUpdated Aug 2026

53 Harbor Ave

5 bd · 2 ba · 2,070 sqft · built 1880 · 0.102 acres

Last Sale Tax Bill Prior Sale Owner Records
$167,533Sep 2017 $8,2692025 Amount on Record May 1987 Owner on Record Assessor + 4 DocumentsUpdated Apr 2026

54 Harbor Ave

4 bd · 2.5 ba · 2,067 sqft · built 1890 · 0.394 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,7602025 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

55 Harbor Ave

2 bd · 2 ba · 1,490 sqft · built 1870 · 0.097 acres

Last Sale Tax Bill Prior Sale Owner Records
$348,533Aug 2021 $6,7472025 Amount on Record Jul 2014 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

56 Harbor Ave

9 bd · 9.5 ba · 5,624 sqft · built 1999 · 0.436 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,2692025 Owner on Record Assessor + 3 DocumentsUpdated Aug 2026

57 Harbor Ave

3 bd · 2.5 ba · 1,590 sqft · built 1890 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$199,933Dec 2016 $6,2812025 Amount on Record Mar 2010 Owner on Record Owner Occupied AssessorUpdated Oct 2026

58 Harbor Ave

4 bd · 2 ba · 1,462 sqft · built 1953 · 0.263 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2012 $7,4542025 2 Owners on Record AssessorUpdated Aug 2026

60 Harbor Ave

3 bd · 1 ba · 1,095 sqft · built 1930 · 0.148 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Aug 2023 $6,3432025 Amount on Record Aug 2008 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

61 Harbor Ave

3 bd · 1 ba · 1,164 sqft · built 1890 · 0.111 acres

Last Sale Tax Bill Prior Sale Owner Records
$211,000Oct 2006 $6,6482025 Amount on Record Nov 1999 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

62 Harbor Ave

5 bd · 2.5 ba · 4,464 sqft · built 1985 · 0.646 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,5632025 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

63 Harbor Ave

3 bd · 2 ba · 1,712 sqft · built 1890 · 0.111 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000Jan 2022 $7,8712025 Amount on Record Nov 2019 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

65 Harbor Ave

3 bd · 2 ba · 1,828 sqft · built 1892 · 0.112 acres

Last Sale Tax Bill Prior Sale Owner Records
$501,000Apr 2024 $7,3352025 Amount on Record Oct 2013 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

66 Harbor Ave

9 units · Built 1940 · 780 sq ft

Last Sale Median Tax Bill Median Sale    
$285,000May 2025 $4,5422025 $145,0009 units    

66 Harbor Ave

2 bd · 0.489 acres

Last Sale Tax Bill Prior Sale Owner Records
$285,000Jul 2026 —Sep 2025 2 Owners on Record Assessor + 4 DocumentsUpdated Oct 2026

67 Harbor Ave

4 bd · 2 ba · 1,704 sqft · built 1925 · 0.276 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,7772025 Owner on Record AssessorUpdated Aug 2026

68 Harbor Ave

20 bd · 4.5 ba · 3,248 sqft · built 1920 · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Dec 2024 $8,9182025 Amount on Record Sep 2005 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

70 Harbor Ave

4 bd · 2 ba · 2,220 sqft · built 1860 · 0.366 acres

Last Sale Tax Bill Prior Sale Owner Records
$149,900Nov 2012 $8,7752025 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

74 Harbor Ave, #76

6 bd · 3.5 ba · 2,363 sqft · built 1930 · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$313,000Aug 2018 $8,9822025 Amount on Record Jul 2003 2 Owners on Record Assessor + 2 DocumentsUpdated Apr 2026

78 Harbor Ave, #80

6 bd · 3 ba · 2,604 sqft · built 1930 · 0.397 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,600Oct 1992 $9,6812025 2 Owners on Record AssessorUpdated Aug 2026

80A Harbor Ave

3 bd · 1.5 ba · 2,548 sqft · built 1979 · 0.364 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,8552025 2 Owners on Record AssessorUpdated Aug 2026

82 Harbor Ave

4 bd · 2 ba · 2,451 sqft · built 1930 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,3122025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

84 Harbor Ave, #86

8 bd · 3 ba · 2,112 sqft · built 1975 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$181,000Dec 2000 $8,2722025 2 Owners on Record AssessorUpdated Aug 2026

87 Harbor Ave

2 bd · 1 ba · 1,152 sqft · built 1950 · 0.499 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,9632025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

88 Harbor Ave

20 bd · 1 ba · 1,248 sqft · built 1927 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,4242025 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

95 Harbor Ave

0.838 acres

Last Sale Tax Bill Prior Sale Owner Records
$342,000Sep 2026 Amount on Record Mar 2005 2 Owners on Record AssessorUpdated Oct 2026

95 Harbor Ave

9 units · Built 1989 · 1,080 sq ft

Last Sale Median Tax Bill Median Sale    
$330,000Jul 2023 $4,8022025 $190,0009 units    

97 Harbor Ave

2 bd · 1 ba · 850 sqft · built 1960 · 0.216 acres

Last Sale Tax Bill Prior Sale Owner Records
$122,000Nov 2001 $6,0492025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Property Records in Nearby Streets