Alameda County property records for 42 addresses on Baumberg Ave, Hayward, CA · Last verified August 2026
| Properties | 42 |
|---|---|
| Median Sale Price | $750,000 |
| Deeds and Mortgages on File | 61 |
| Median Price per Sqft | $483 |
| Owner Occupied | 40% |
| Median Annual Tax Bill | $7,431 |
| Median Year Built | 1944 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 3 ba · 2,350 sqft · 0.2 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $850,000Nov 2017 | $11,6362025 | 3 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
5 bd · 3.5 ba · 2,269 sqft · 0.253 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Apr 2006 | $11,5262025 | Amount on Record Dec 2004 | 1 Name on Record | Assessor + 2 DocumentsUpdated May 2026 |
2 bd · 1 ba · 864 sqft · 0.138 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $170,000Sep 1999 | $3,4172025 | —Apr 2011 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,263 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2022 | $2,7362025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 4 ba · 3,087 sqft · 0.27 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $635,000Dec 2008 | $9,8832025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 3 ba · 2,268 sqft · 0.206 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $459,000May 2012 | $7,0562025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
8 bd · 6 ba · 4,019 sqft · 0.233 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $356,000May 2011 | $14,9502025 | Amount on Record Jan 2019 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Oct 2025 |
5 bd · 2 ba · 1,872 sqft · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $415,000Apr 2004 | $7,2962025 | —Jan 2005 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
7 bd · 5 ba · 4,922 sqft · 0.466 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $289,000Feb 2010 | $6,3192025 | 1 Name on Record | AssessorUpdated Oct 2025 |
5 bd · 2 ba · 2,400 sqft · 0.53 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,460,000Jun 2021 | $18,8252025 | —Apr 2019 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2025 |
3 bd · 1 ba · 1,513 sqft · 0.179 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Nov 2022 | $10,5482025 | —Jul 2022 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
2 bd · 1 ba · 1,000 sqft · 0.181 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $220,000Jan 2026 | $1,5562024 | Amount on Record May 2001 | 2 Names on Record | Assessor + 2 DocumentsUpdated May 2026 |
11 bd · 7 ba · 4,168 sqft · 0.515 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2015 | $2,8122025 | —Feb 2000 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
8 bd · 5 ba · 3,416 sqft · 0.294 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 2008 | $11,9982025 | —Jun 2008 | 1 Name on Record | AssessorUpdated Oct 2025 |
3,780 sqft · Built 1944 · 0.478 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2004 | $1,3552025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 1,050 sqft · 0.305 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $850,000May 2018 | $11,7182025 | —Jul 2015 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
2 bd · 1 ba · 717 sqft · 0.144 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $85,000Dec 2009 | $1,4432025 | —Dec 2003 | 1 Name on Record | AssessorUpdated Aug 2026 |
2 bd · 1.5 ba · 1,176 sqft · 0.17 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2006 | $5,8602025 | 1 Name on Record | AssessorUpdated Oct 2025 |
3 bd · 1 ba · 1,108 sqft · 0.138 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,5212025 | —Jan 2002 | 2 Names on Record | Assessor + 2 DocumentsUpdated Oct 2025 |
1 bd · 1 ba · 854 sqft · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $525,000Apr 2021 | $6,9182025 | Amount on Record Feb 1998 | 1 Name on Record | Assessor + 1 DocumentUpdated Oct 2025 |
2 bd · 1 ba · 729 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2003 | $1,5262025 | —Feb 2003 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
780 sqft · Built 1920 · 1.02 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,6442025 | —Dec 1996 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
797 sqft · Built 1875 · 1.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2000 | $7,5102025 | 2 Names on Record | AssessorUpdated Aug 2026 |
4 bd · 1 ba · 1,008 sqft · 0.463 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Sep 2018 | $11,4132025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $93,500,000Mar 2018 | $3,8632025 | —Jun 2016 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,064 sqft · 0.471 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $370,000Sep 2006 | $8222025 | —Apr 2003 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,4312020 | 1 Name on Record | AssessorUpdated Jun 2023 |
4 ba · 20,000 sqft · 1.49 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,100,000Jul 2023 | $50,0192025 | Amount on Record Nov 2018 | 3 Names on Record | Assessor + 3 DocumentsUpdated Oct 2025 |
20,000 sqft · Built 1981 · 1.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,425,000Feb 2022 | $70,9502025 | Amount on Record Aug 2021 | 3 Names on Record | Assessor + 2 DocumentsUpdated Oct 2025 |
0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $450,000Nov 2020 | $5,9722025 | Amount on Record May 2020 | 1 Name on Record | Assessor + 2 DocumentsUpdated Oct 2025 |
11,339 sqft · Built 1983 · 0.515 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,700,000Jan 2021 | $34,7572024 | Amount on Record Nov 1997 | 1 Name on Record | Assessor + 1 DocumentUpdated Apr 2026 |
3 bd · 1 ba · 761 sqft · 0.25 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $850,000Apr 2021 | $11,0842025 | 1 Name on Record Owner Occupied | Assessor + 6 DocumentsUpdated Oct 2025 |
1 bd · 1 ba · 660 sqft · 0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $725,000Jan 2022 | $9,3992025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jan 2026 |
0.26 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000Mar 2020 | $5,8522024 | Amount on Record Dec 1999 | 1 Name on Record | Assessor + 3 DocumentsUpdated Apr 2026 |
4 bd · 3 ba · 2,144 sqft · 0.21 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,000,000Mar 2020 | $13,3242025 | —Apr 2013 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
1 bd · 1 ba · 756 sqft · 0.21 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $37,000Mar 2003 | $4,8842025 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,478 sqft · 0.25 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $570,000Oct 2025 | $3,2922025 | Amount on Record Jul 1997 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
0.236 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Jul 2014 | $3,6902025 | Amount on Record Jul 1999 | 2 Names on Record | AssessorUpdated Aug 2026 |
2 bd · 1 ba · 1,008 sqft · 0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $699,000Mar 2023 | $9,8992025 | Amount on Record Jun 2022 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
1,964 sqft · Built 1988 · 0.175 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $950,000Jun 2021 | $12,6252025 | —Oct 2014 | 1 Name on Record | Assessor + 1 DocumentUpdated Oct 2025 |
2 bd · 1 ba · 720 sqft · 0.283 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $156,000Jul 2013 | $3,5302025 | —Apr 2015 | 3 Names on Record | Assessor + 1 DocumentUpdated Oct 2025 |
5 ba · 236,976 sqft · 18.3 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,008,4792025 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |