Travis County property records for 6 addresses on Island Knoll Dr, Austin, TX · Last verified October 2026
| Properties | 6 |
|---|---|
| Latest Sale | $3,232,000 (Jul 2026) |
| Deeds and Mortgages on File | 12 |
| Average Living Area | 7,018 sq ft |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $106,446 |
| Median Year Built | 1999 |
| Median Ownership Tenure | 1 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3900 Island Knoll Dr |
10 ba · 10,991 sqft built 1999 · 1.43 acres | — May 2007 | $106,446 2024 | Assessor + 1 Document Updated Nov 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3901 Island Knoll Dr |
6.5 ba · 6,476 sqft built 2014 · 1.42 acres | — Aug 2026 | $121,873 2025 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3905 Island Knoll Dr |
6 ba · 7,232 sqft built 1999 · 1.54 acres | — Mar 2015 | Assessor Updated Nov 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3908 Island Knoll Dr |
4 ba · 4,990 sqft built 1999 · 0.784 acres | — Mar 2025 | Assessor + 2 Documents Updated Nov 2025 | 3 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3909 Island Knoll Dr |
4 ba · 7,844 sqft built 1998 · 1.97 acres | $412,500 Aug 2007 | $94,346 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4005 Island Knoll Dr |
4.5 ba · 4,579 sqft built 1999 · 1.18 acres | $3,232,000 Jul 2026 | $50,928 2025 | Assessor + 5 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |