Contra Costa County property records for 17 addresses on Foster St, Martinez, CA · Last verified August 2026
| Properties | 17 |
|---|---|
| Median Sale Price | $745,000 |
| Deeds and Mortgages on File | 19 |
| Median Price per Sqft | $356 |
| Owner Occupied | 29% |
| Median Annual Tax Bill | $7,698 |
| Median Year Built | 1946 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3,259 sqft · Built 1997 · 0.103 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $29,000Jan 1996 | $7,0052025 | —Apr 2002 | 1 Name on Record | AssessorUpdated Jul 2026 |
3,085 sqft · Built 1965 · 0.09 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,100,000May 2023 | $15,8122025 | Amount on Record Jul 2022 | 2 Names on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
8 bd · 4 ba · 3,060 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Mar 2010 | $10,5162025 | Amount on Record Mar 2001 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 1,963 sqft · 0.181 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $427,500Jul 2019 | $7,0572025 | —Mar 2005 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3 ba · 3,364 sqft · 0.118 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,299,000Nov 2024 | $18,2622025 | Amount on Record Jun 2018 | 2 Names on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
3,312 sqft · Built 1964 · 0.127 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $249,000Sep 1998 | $7,6062025 | —Jul 2014 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3,312 sqft · Built 1975 · 0.12 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,065,000Jan 2023 | $16,0272025 | Amount on Record Sep 2013 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 1,085 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jul 2010 | $1,3812025 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 960 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $745,000May 2026 | $10,2942025 | Amount on Record Mar 2004 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4,860 sqft · Built 1946 · 6.1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3492025 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3 ba · 2,254 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $542,500Mar 2016 | $9,1052025 | —May 2001 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $96,000Jul 2010 | $1,2292016 | —Jan 2008 | 1 Name on Record Owner Occupied | AssessorUpdated May 2024 |
1,064 sqft · Built 1900 · 0.142 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2012 | $1,5272016 | 1 Name on Record | AssessorUpdated May 2024 |
1,064 sqft · Built 1900 · 0.573 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,7652025 | —Sep 1998 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
0.05 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2011 | $6902016 | —Mar 1994 | 1 Name on Record | AssessorUpdated May 2024 |
1,180 sqft · Built 1908 · 0.05 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2011 | $8742016 | —Jan 1998 | 1 Name on Record | AssessorUpdated May 2024 |
2 bd · 1 ba · 1,218 sqft · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Jul 2016 | $7,6982025 | Amount on Record Jan 2013 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |