Alameda County property records for 47 addresses on Agena Cir, Union City, CA · Last verified October 2026
| Properties | 47 |
|---|---|
| Median Sale Price | $703,000 |
| Deeds and Mortgages on File | 97 |
| Median Price per Sqft | $560 |
| Owner Occupied | 72% |
| Median Annual Tax Bill | $5,592 |
| Median Year Built | 1971 |
| Median Ownership Tenure | 15 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4300 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.037 acres | $415,000 May 2015 | $7,043 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4301 Agena Cir |
4 bd · 3 ba · 1,583 sqft built 1971 · 0.037 acres | $300,000 Jun 2012 | $5,592 2025 | Assessor Updated Oct 2025 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4302 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | $360,000 Aug 2004 | $7,081 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4303 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.037 acres | $436,000 Nov 2007 | $8,064 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4304 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | $410,000 Aug 2018 | $9,899 2025 | Assessor + 3 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4305 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.037 acres | $435,000 Jun 2015 | $7,346 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4306 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.039 acres | $680,000 Mar 2023 | $9,677 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4307 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.037 acres | $932,000 Mar 2026 | $5,356 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4308 Agena Cir |
3 bd · 2 ba · 1,255 sqft built 1971 · 0.039 acres | $208,500 Feb 2011 | $4,172 2025 | Assessor + 6 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4310 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | $405,000 Apr 2005 | $7,846 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4312 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.037 acres | $192,000 Sep 1999 | $4,557 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4314 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.037 acres | $2,825 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4316 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | $165,000 Mar 1999 | $4,101 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4318 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.039 acres | $735,000 Mar 2023 | $10,399 2025 | Assessor + 6 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4319 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.034 acres | — Oct 1991 | $1,634 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4320 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.039 acres | $345,000 Jun 2003 | $7,054 2025 | Assessor + 5 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4321 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.034 acres | $247,000 Jul 2011 | $4,663 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4322 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.033 acres | $111,500 Feb 1995 | $3,112 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4323 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.034 acres | $500,000 Oct 2017 | $7,928 2025 | Assessor + 11 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4324 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.033 acres | $175,000 Feb 2011 | $3,666 2025 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4325 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.034 acres | $312,000 Sep 2013 | $5,660 2025 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4326 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.033 acres | $144,000 Nov 1990 | $4,026 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4328 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.037 acres | $850,000 Jan 2022 | $12,221 2025 | Assessor + 5 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4330 Agena Cir |
2 bd · 1 ba · 856 sqft built 1971 · 0.037 acres | $59,000 Sep 2023 | $3,623 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4332 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.033 acres | $218,000 May 2012 | $4,204 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4334 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | $205,000 Aug 2010 | $4,151 2025 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4335 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.037 acres | $136,500 May 1994 | $3,764 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4336 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.033 acres | $703,000 Jan 2022 | $10,252 2025 | Assessor + 5 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4337 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.037 acres | $480,000 Aug 2005 | $9,026 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4338 Agena Cir |
2 bd · 1 ba · 856 sqft built 1971 · 0.039 acres | $173,500 Nov 1999 | $4,202 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4339 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.037 acres | $62,500 Jun 2025 | $3,481 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4341 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.037 acres | $335,000 May 2001 | $7,207 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4342 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.039 acres | $8,932 2025 | Assessor + 4 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4344 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | $4,010 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4346 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.037 acres | $230,000 Aug 2009 | $4,583 2025 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4350 Agena Cir |
3 bd · 1.5 ba · 1,137 sqft built 1971 · 0.037 acres | $510,000 Mar 2017 | $8,259 2025 | Assessor + 9 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4352 Agena Cir |
4 bd · 1.5 ba · 1,342 sqft built 1971 · 0.033 acres | — Jan 2008 | $6,472 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4354 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.039 acres | — May 1987 | $2,909 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4355 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.037 acres | $1,937 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4356 Agena Cir |
2 bd · 1 ba · 856 sqft built 1971 · 0.039 acres | $376,000 Jan 2007 | $7,105 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4357 Agena Cir |
3 bd · 2 ba · 1,255 sqft built 1971 · 0.037 acres | $600,000 Sep 2018 | $9,195 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4358 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.033 acres | $27,000 May 1994 | $2,623 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4359 Agena Cir |
3 bd · 1.5 ba · 1,255 sqft built 1971 · 0.037 acres | $295,000 Jan 2013 | $5,333 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4360 Agena Cir |
4 bd · 2.5 ba · 1,342 sqft built 1971 · 0.033 acres | $850,000 May 2023 | $11,998 2025 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4361 Agena Cir |
4 bd · 2.5 ba · 1,583 sqft built 1971 · 0.037 acres | $685,000 Mar 2021 | $10,194 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4362 Agena Cir |
3 bd · 1 ba · 1,137 sqft built 1971 · 0.033 acres | $270,000 Aug 2013 | $5,632 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4364 Agena Cir |
2 bd · 1 ba · 856 sqft built 1971 · 0.037 acres | $120,000 Jun 1990 | $3,534 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |