Middlesex County and Waltham City property records for 4 addresses on Brennan Ave, Waltham, MA · Last verified October 2026
| Properties | 4 |
|---|---|
| Median Sale Price | $665,000 |
| Deeds and Mortgages on File | 4 |
| Median Price per Sqft | $224 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $9,015 |
| Median Year Built | 1962 |
| Median Ownership Tenure | 21 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13 Brennan Ave |
3 bd · 2.5 ba · 3,116 sqft built 1962 · 0.449 acres | $665,000 Sep 2005 | $10,590 2026 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
20 Brennan Ave |
3 bd · 1 ba · 990 sqft built 1957 · 0.29 acres | $86,000 Aug 1983 | $7,193 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
21 Brennan Ave |
2 bd · 1.5 ba · 1,660 sqft built 1850 · 0.536 acres | $700,000 Jul 2019 | $9,015 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
27 Brennan Ave |
1 bd · 1 ba · 1,067 sqft built 1977 · 0.447 acres | $240,000 May 1999 | $8,457 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |