Williamson County property records for 22 addresses on Castle Rock Cv, Round Rock, TX · Last verified October 2026
| Properties | 22 |
|---|---|
| Median Sale Price | $278,900 |
| Deeds and Mortgages on File | 21 |
| Median Price per Sqft | $153 |
| Owner Occupied | 59% |
| Median Annual Tax Bill | $6,153 |
| Median Year Built | 2005 |
| Median Ownership Tenure | 13 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3801 Castle Rock Cv |
2.5 ba · 1,605 sqft built 2005 · 0.148 acres | $146,300 Sep 2005 | $6,412 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3805 Castle Rock Cv |
2 ba · 1,423 sqft built 2005 · 0.147 acres | $144,500 May 2005 | $6,116 2025 | Assessor Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3809 Castle Rock Cv |
2.5 ba · 1,609 sqft built 2005 · 0.149 acres | — Mar 2022 | $6,419 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3813 Castle Rock Cv |
2.5 ba · 1,980 sqft built 2005 · 0.172 acres | $302,000 Dec 2019 | $6,135 2025 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3817 Castle Rock Cv |
2.5 ba · 2,236 sqft built 2005 · 0.269 acres | $33,300 Jun 2005 | $6,535 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3821 Castle Rock Cv |
2.5 ba · 1,788 sqft built 2005 · 0.156 acres | — Dec 2020 | $2,288 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3825 Castle Rock Cv |
2 ba · 1,671 sqft built 2005 · 0.146 acres | $161,437 Jul 2005 | $5,437 2025 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3826 Castle Rock Cv |
2.5 ba · 2,031 sqft built 2005 · 0.181 acres | $81,300 Sep 2005 | $6,191 2025 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3829 Castle Rock Cv |
2.5 ba · 1,605 sqft built 2005 · 0.152 acres | $246,800 Dec 2019 | $5,089 2025 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3830 Castle Rock Cv |
2.5 ba · 1,790 sqft built 2005 · 0.148 acres | — Sep 2005 | $7,122 2025 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3833 Castle Rock Cv |
2.5 ba · 1,970 sqft built 2005 · 0.152 acres | $175,600 Nov 2009 | $7,187 2025 | Assessor Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3834 Castle Rock Cv |
2.5 ba · 1,550 sqft built 2005 · 0.148 acres | $278,900 May 2018 | $4,761 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3837 Castle Rock Cv |
2 ba · 1,671 sqft built 2005 · 0.152 acres | $214,900 Apr 2014 | $5,130 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3838 Castle Rock Cv |
2 ba · 1,606 sqft built 2005 · 0.147 acres | $186,500 Nov 2009 | $2,156 2025 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3841 Castle Rock Cv |
2 ba · 1,728 sqft built 2005 · 0.177 acres | $253,100 Jul 2019 | $6,867 2025 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3842 Castle Rock Cv |
2.5 ba · 1,609 sqft built 2005 · 0.153 acres | $142,900 Apr 2009 | $5,805 2023 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3845 Castle Rock Cv |
0.21 acres | $5 2025 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3846 Castle Rock Cv |
2 ba · 1,671 sqft built 2005 · 0.147 acres | $159,000 Aug 2005 | $5,437 2025 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3849 Castle Rock Cv |
2.5 ba · 2,251 sqft built 2005 · 0.237 acres | $628,425 Feb 2024 | $8,669 2025 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3850 Castle Rock Cv |
2 ba · 1,688 sqft built 2005 · 0.198 acres | $303,000 Jul 2026 | $6,837 2025 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3853 Castle Rock Cv |
2.5 ba · 2,110 sqft built 2005 · 0.243 acres | $191,000 Oct 2013 | $6,153 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3854 Castle Rock Cv |
2.5 ba · 2,201 sqft built 2005 · 0.28 acres | $198,000 Aug 2017 | $7,815 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |