Monroe County property records for 4 units in 320 William St, Key West, FL · Last verified August 2026
| Properties | 4 |
|---|---|
| Latest Sale | $490,000 (Apr 2022) |
| Deeds and Mortgages on File | 3 |
| Average Living Area | 567 sq ft |
| Owner Occupied | 50% |
| Median Annual Tax Bill | $4,156 |
| Median Year Built | 1938 |
| Average Ownership Tenure | 5 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
320, Apt 1 William St |
1 bd · 1 ba · 390 sqft built 1938 | $4,156 2024 | Assessor Updated Dec 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
320, Apt 2 William St |
2 bd · 1 ba · 708 sqft built 1938 | $2,333 2024 | Assessor Updated Dec 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
320, Apt 3 William St |
1 bd · 1 ba · 390 sqft built 1938 · 0.123 acres | $490,000 Apr 2022 | $4,113 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
320, Apt 4 William St |
2 bd · 2 ba · 783 sqft built 1938 | $830,000 Dec 2021 | $6,310 2024 | Assessor + 1 Document Updated Dec 2025 | 2 Owners on File |