Contra Costa County property records for 6 addresses on Happy Valley Ln, Lafayette, CA · Last verified October 2026
| Properties | 6 |
|---|---|
| Median Sale Price | $563,000 |
| Deeds and Mortgages on File | 16 |
| Median Price per Sqft | $410 |
| Owner Occupied | 83% |
| Median Annual Tax Bill | $9,897 |
| Median Year Built | 1948 |
| Median Ownership Tenure | 21 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3617 Happy Valley Ln |
1 bd · 1 ba · 1,048 sqft built 1946 · 0.35 acres | $509,000 Apr 2005 | $9,769 2025 | Assessor + 3 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3618 Happy Valley Ln |
3 bd · 3 ba · 1,784 sqft built 1946 · 0.3 acres | $3,175 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3623 Happy Valley Ln |
3 bd · 2 ba · 1,372 sqft built 1950 · 0.239 acres | $563,000 Aug 2010 | $9,897 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3624 Happy Valley Ln |
3 bd · 2 ba · 1,936 sqft built 1951 · 0.229 acres | $750,000 Jul 2001 | $12,769 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3629 Happy Valley Ln |
3 bd · 2 ba · 1,645 sqft built 1947 · 0.25 acres | $1,830,000 Apr 2022 | $17,631 2025 | Assessor + 10 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3635 Happy Valley Ln |
3 bd · 2 ba · 1,699 sqft built 1948 · 0.329 acres | $298,000 Jul 1992 | $7,675 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |