Middlesex County and Belmont Town property records for 6 addresses on Sumner Ln, Belmont, MA · Last verified October 2026
| Properties | 6 |
|---|---|
| Median Sale Price | $4,500,000 |
| Deeds and Mortgages on File | 9 |
| Median Price per Sqft | $678 |
| Owner Occupied | 83% |
| Median Annual Tax Bill | $67,281 |
| Median Year Built | 2015 |
| Median Ownership Tenure | 7 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1 Sumner Ln |
6 bd · 6.5 ba · 6,631 sqft built 2014 · 0.704 acres | $4,500,000 Feb 2020 | $67,281 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3 Sumner Ln |
6 bd · 5.5 ba · 6,493 sqft built 2014 · 0.716 acres | $65,060 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5 Sumner Ln |
6 bd · 6 ba · 7,508 sqft built 2016 · 0.643 acres | $5,400,000 Mar 2022 | $67,030 2025 | Assessor + 2 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
7 Sumner Ln |
7 bd · 5.5 ba · 5,256 sqft built 2016 · 0.662 acres | $3,400,000 Feb 2017 | $66,301 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
9 Sumner Ln |
4 bd · 5.5 ba · 7,164 sqft built 2013 · 1.95 acres | $6,450,000 Feb 2019 | $121,326 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
10 Sumner Ln |
7 bd · 6.5 ba · 7,343 sqft built 2015 · 0.665 acres | $3,400,000 Aug 2016 | $68,921 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |