Alameda County property records for 23 addresses on Judy St, Castro Valley, CA · Last verified October 2026
| Properties | 23 |
|---|---|
| Median Sale Price | $720,000 |
| Deeds and Mortgages on File | 28 |
| Median Price per Sqft | $549 |
| Owner Occupied | 91% |
| Median Annual Tax Bill | $6,032 |
| Median Year Built | 1954 |
| Median Ownership Tenure | 23 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18053 Judy St |
3 bd · 1 ba · 1,040 sqft built 1952 · 0.116 acres | $405,000 Dec 2003 | $7,581 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18056 Judy St |
3 bd · 1 ba · 1,094 sqft built 1952 · 0.119 acres | $720,000 Aug 2018 | $10,264 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18057 Judy St |
2 bd · 1 ba · 1,138 sqft built 1953 · 0.126 acres | $300,000 Sep 1999 | $6,227 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18069 Judy St |
3 bd · 1.5 ba · 1,090 sqft built 1953 · 0.126 acres | $970,000 Jan 2025 | $10,663 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18113 Judy St |
3 bd · 2 ba · 1,396 sqft built 1953 · 0.127 acres | $4,280 2025 | Assessor + 6 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18121 Judy St |
3 bd · 2 ba · 1,396 sqft built 1950 · 0.127 acres | $450,000 Aug 2003 | $8,336 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18124 Judy St |
3 bd · 2 ba · 1,396 sqft built 1953 · 0.141 acres | $800,000 Feb 2018 | $11,527 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18129 Judy St |
3 bd · 2 ba · 1,396 sqft built 1953 · 0.127 acres | — Aug 1986 | $4,127 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18132 Judy St |
3 bd · 2 ba · 1,396 sqft built 1953 · 0.141 acres | $180,000 Apr 2017 | $9,143 2025 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18137 Judy St |
3 bd · 2 ba · 1,396 sqft built 1953 · 0.127 acres | $225,000 Apr 1993 | $5,389 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18145 Judy St |
3 bd · 2 ba · 1,396 sqft built 1953 · 0.127 acres | $415,000 Jul 2026 | $1,871 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18153 Judy St |
4 bd · 3 ba · 1,897 sqft built 1954 · 0.127 acres | $4,969 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18161 Judy St |
4 bd · 3 ba · 2,178 sqft built 1954 · 0.178 acres | $612,000 Dec 2013 | $9,721 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18174 Judy St |
3 bd · 1 ba · 946 sqft built 1954 · 0.116 acres | $300,000 Feb 2001 | $6,201 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18177 Judy St |
3 bd · 2 ba · 1,860 sqft built 1955 · 0.134 acres | $800,000 Aug 2019 | $2,130 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18208 Judy St |
4 bd · 2 ba · 1,346 sqft built 1954 · 0.13 acres | $460,000 Mar 2003 | $8,647 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18209 Judy St |
3 bd · 2 ba · 1,370 sqft built 1954 · 0.132 acres | $203,500 Aug 1997 | $4,620 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18216 Judy St |
3 bd · 2 ba · 1,202 sqft built 1955 · 0.13 acres | $39,500 May 1983 | $3,152 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18217 Judy St |
3 bd · 2 ba · 1,290 sqft built 1954 · 0.128 acres | — Jan 2004 | $6,032 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18224 Judy St |
3 bd · 2 ba · 1,202 sqft built 1955 · 0.13 acres | $660,000 May 2016 | $10,006 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18225 Judy St |
3 bd · 2 ba · 1,842 sqft built 1955 · 0.128 acres | $240,000 Mar 1999 | $5,224 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18232 Judy St |
3 bd · 2 ba · 1,202 sqft built 1954 · 0.128 acres | $176,500 Oct 1994 | $4,215 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18233 Judy St |
3 bd · 2 ba · 1,250 sqft built 1954 · 0.128 acres | $275,000 May 2000 | $5,854 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |