Contra Costa County property records for 10 addresses on Willow Ave, Hercules, CA · Last verified August 2026
| Properties | 10 |
|---|---|
| Median Sale Price | $2,450,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $825 |
| Owner Occupied | 30% |
| Median Annual Tax Bill | $25,526 |
| Median Year Built | 1990 |
| Median Ownership Tenure | 12 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,930 sqft · Built 1990 · 1.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,462,000Mar 2022 | $111,6972025 | Amount on Record Jul 2021 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
1,550 sqft · Built 2004 · 0.442 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,479,000Aug 2014 | $24,1392025 | Amount on Record Jul 2011 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3,202 sqft · Built 2000 · 0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $50,000May 1998 | $18,1602025 | —May 1998 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
6,458 sqft · Built 2008 · 0.508 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,700,000Dec 2014 | $46,6312025 | —Sep 2009 | 1 Name on Record | AssessorUpdated Jul 2026 |
3,184 sqft · Built 1956 · 0.933 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,6132025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
71,219 sqft · Built 1988 · 3.6 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $19,500,000Feb 2019 | $78,7372025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
5,843 sqft · Built 1967 · 1.76 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $525,000Dec 2001 | $14,6802025 | —Dec 2001 | 1 Name on Record | AssessorUpdated Jul 2026 |
2.04 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,700,000Aug 2021 | $25,5262025 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
2,969 sqft · Built 2021 · 3.42 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,450,000Aug 2019 | $293,8452025 | 1 Name on Record | Assessor + 5 DocumentsUpdated Aug 2026 |
55,943 sqft · Built 1989 · 6.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $384,000Sep 1984 | $16,1392025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |