Nassau County and Glen Cove City property records for 15 addresses on William St, Glen Cove, NY · Last verified October 2026
| Properties | 15 |
|---|---|
| Median Sale Price | $560,000 |
| Deeds and Mortgages on File | 11 |
| Median Price per Sqft | $299 |
| Owner Occupied | 67% |
| Median Annual Tax Bill | $916 |
| Median Year Built | 1977 |
| Median Ownership Tenure | 10 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1 William St |
1.5 ba · 1,128 sqft built 1926 · 0.11 acres | $724,500 Sep 2025 | $754 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2 William St |
1 ba · 1,253 sqft built 1958 · 0.126 acres | $187,000 Nov 1996 | $629 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3 William St |
1.5 ba · 1,068 sqft built 1958 · 0.176 acres | $550,000 Mar 2023 | $732 2026 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5 William St |
3 bd · 2 ba · 1,168 sqft built 1962 · 0.137 acres | $350,000 Mar 2013 | $864 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
7 William St |
3 ba · 2,748 sqft built 1977 · 0.181 acres | — Sep 2009 | $886 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
8 William St |
4 bd · 1.5 ba · 2,287 sqft built 1974 · 0.152 acres | $560,000 Jan 2023 | $767 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
9 William St |
3 ba · 2,397 sqft built 1977 · 0.212 acres | $916 2025 | Assessor Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
11 William St |
3 ba · 2,411 sqft built 1977 · 0.203 acres | $1,062 2025 | Assessor Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
12 William St |
5 ba · 3,206 sqft built 1995 · 0.173 acres | $1,481 2025 | Assessor Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14 William St |
5 ba · 3,194 sqft built 1995 · 0.304 acres | $1,584 2025 | Assessor Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
15 William St |
3 ba · 2,399 sqft built 1977 · 0.188 acres | $1,039 2025 | Assessor Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
16 William St |
4 ba · 2,863 sqft built 1977 · 0.242 acres | $1,043 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18 William St |
3 ba · 2,403 sqft built 1977 · 0.189 acres | $908 2025 | Assessor Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
20 William St |
6 bd · 3 ba · 2,748 sqft built 1977 · 0.205 acres | $680,000 Jul 2016 | $1,001 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
22 William St |
3 ba · 2,656 sqft built 1977 · 0.179 acres | $1,087 2025 | Assessor Updated Jun 2026 | Owner on File |