Hillsborough County and Nashua City property records for 45 addresses on Harbor Ave, Nashua, NH · Last verified October 2026
| Properties | 105 |
|---|---|
| Median Sale Price | $280,000 |
| Deeds and Mortgages on File | 139 |
| Median Price per Sqft | $276 |
| Owner Occupied | 23% |
| Median Annual Tax Bill | $4,785 |
| Median Year Built | 2002 |
| Median Ownership Tenure | 8 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
10 Harbor Ave |
2 bd · 1 ba · 1,287 sqft built 1900 · 0.157 acres | $180,000 Sep 2021 | $3,491 2025 | Assessor + 1 Document Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18 Harbor Ave |
1.25 acres | $605,000 Jun 2026 | Assessor + 7 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18 Harbor Ave |
45 units · 624 sq ft Built 2005 | $300,000 Jun 2026 | $4,578 2025 |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
20 Harbor Ave |
2 bd · 1 ba · 958 sqft built 1900 · 0.06 acres | $172,500 Sep 2004 | $5,135 2025 | Assessor Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
22, #24 Harbor Ave |
7 bd · 4 ba · 3,678 sqft built 1900 · 0.091 acres | $9,962 2025 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
28 Harbor Ave |
3 bd · 2.5 ba · 1,380 sqft built 1860 · 0.245 acres | $7,033 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
30 Harbor Ave |
3 bd · 2 ba · 1,295 sqft built 1889 · 0.245 acres | $7,010 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
32 1/2 Harbor Ave |
5 bd · 3 ba · 3,365 sqft built 1890 · 0.244 acres | $161,100 May 2011 | $9,817 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
34 Harbor Ave |
6 bd · 2 ba · 1,361 sqft built 1900 · 0.243 acres | $7,868 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
36 Harbor Ave |
8 bd · 2 ba · 1,640 sqft built 1900 · 0.262 acres | $7,626 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
38 Harbor Ave |
5 bd · 2 ba · 1,611 sqft built 1890 · 0.096 acres | $66,000 Feb 2009 | $6,569 2025 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
42 Harbor Ave |
15 bd · 10.5 ba · 7,744 sqft built 1900 · 0.174 acres | $16,280 2025 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
44 1/2 Harbor Ave |
3 bd · 1 ba · 788 sqft built 1890 · 0.077 acres | $113,300 Oct 2009 | $5,103 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
46 Harbor Ave |
5 bd · 2 ba · 1,611 sqft built 1920 · 0.244 acres | $4,330,000 Apr 2025 | $7,552 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
48 Harbor Ave |
3 bd · 2 ba · 1,220 sqft built 1875 · 0.155 acres | $412,533 Feb 2024 | $6,353 2025 | Assessor + 4 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
49 Harbor Ave |
9 bd · 9.5 ba · 8,592 sqft built 1895 · 0.206 acres | $2,490,000 Jun 2025 | $18,892 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
50 Harbor Ave |
5 bd · 2 ba · 1,442 sqft built 1875 · 0.218 acres | $229,933 Sep 2015 | $7,291 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
51 Harbor Ave |
4,515 sqft built 1920 · 0.069 acres | $190,000 Jun 2003 | $1,932 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
52 Harbor Ave |
2 bd · 1 ba · 1,160 sqft built 1920 · 0.294 acres | $6,177 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
53 Harbor Ave |
5 bd · 2 ba · 2,070 sqft built 1880 · 0.102 acres | $167,533 Sep 2017 | $8,269 2025 | Assessor + 4 Documents Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
54 Harbor Ave |
4 bd · 2.5 ba · 2,067 sqft built 1890 · 0.394 acres | $8,760 2025 | Assessor + 4 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
55 Harbor Ave |
2 bd · 2 ba · 1,490 sqft built 1870 · 0.097 acres | $348,533 Aug 2021 | $6,747 2025 | Assessor + 2 Documents Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
56 Harbor Ave |
9 bd · 9.5 ba · 5,624 sqft built 1999 · 0.436 acres | $18,269 2025 | Assessor + 3 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
57 Harbor Ave |
3 bd · 2.5 ba · 1,590 sqft built 1890 · 0.13 acres | $199,933 Dec 2016 | $6,281 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
58 Harbor Ave |
4 bd · 2 ba · 1,462 sqft built 1953 · 0.263 acres | — Oct 2012 | $7,454 2025 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
60 Harbor Ave |
3 bd · 1 ba · 1,095 sqft built 1930 · 0.148 acres | $205,000 Aug 2023 | $6,343 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
61 Harbor Ave |
3 bd · 1 ba · 1,164 sqft built 1890 · 0.111 acres | $211,000 Oct 2006 | $6,648 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
62 Harbor Ave |
5 bd · 2.5 ba · 4,464 sqft built 1985 · 0.646 acres | $8,563 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
63 Harbor Ave |
3 bd · 2 ba · 1,712 sqft built 1890 · 0.111 acres | $445,000 Jan 2022 | $7,871 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
65 Harbor Ave |
3 bd · 2 ba · 1,828 sqft built 1892 · 0.112 acres | $501,000 Apr 2024 | $7,335 2025 | Assessor + 1 Document Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
66 Harbor Ave |
9 units · 780 sq ft Built 1940 | $295,000 Jul 2026 | $4,542 2025 |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
66 Harbor Ave |
2 bd 0.489 acres | $285,000 Jul 2026 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
67 Harbor Ave |
4 bd · 2 ba · 1,704 sqft built 1925 · 0.276 acres | $7,777 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
68 Harbor Ave |
20 bd · 4.5 ba · 3,248 sqft built 1920 · 0.1 acres | $750,000 Dec 2024 | $8,918 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
70 Harbor Ave |
4 bd · 2 ba · 2,220 sqft built 1860 · 0.366 acres | $149,900 Nov 2012 | $8,775 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
74, #76 Harbor Ave |
6 bd · 3.5 ba · 2,363 sqft built 1930 · 0.185 acres | $313,000 Aug 2018 | $8,982 2025 | Assessor + 2 Documents Updated Apr 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
78, #80 Harbor Ave |
6 bd · 3 ba · 2,604 sqft built 1930 · 0.397 acres | $112,600 Oct 1992 | $9,681 2025 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
80A Harbor Ave |
3 bd · 1.5 ba · 2,548 sqft built 1979 · 0.364 acres | $10,855 2025 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
82 Harbor Ave |
4 bd · 2 ba · 2,451 sqft built 1930 · 0.169 acres | $8,312 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
84, #86 Harbor Ave |
8 bd · 3 ba · 2,112 sqft built 1975 · 0.18 acres | $181,000 Dec 2000 | $8,272 2025 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
87 Harbor Ave |
2 bd · 1 ba · 1,152 sqft built 1950 · 0.499 acres | $6,963 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
88 Harbor Ave |
20 bd · 1 ba · 1,248 sqft built 1927 · 0.319 acres | $7,424 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
95 Harbor Ave |
0.838 acres | $342,000 Sep 2026 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
95 Harbor Ave |
9 units · 1,080 sq ft Built 1989 | $330,000 Jul 2023 | $4,802 2025 |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
97 Harbor Ave |
2 bd · 1 ba · 850 sqft built 1960 · 0.216 acres | $122,000 Nov 2001 | $6,049 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |