Los Angeles County property records for 17 addresses on Grand Ave, Diamond Bar, CA · Last verified October 2026
| Properties | 70 |
|---|---|
| Median Sale Price | $500,000 |
| Deeds and Mortgages on File | 87 |
| Median Price per Sqft | $556 |
| Owner Occupied | 43% |
| Median Annual Tax Bill | $5,363 |
| Median Year Built | 1992 |
| Median Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
6 ba · 96,317 sqft · built 1983 · 2.09 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,200,000Nov 2007 | $59,1772025 | —Oct 1996 | Owner on Record | AssessorUpdated Sep 2026 |
built 1993 · 1.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,750,000Nov 2007 | $25,1992025 | —Nov 2007 | Owner on Record | AssessorUpdated Sep 2026 |
6,503 sqft · built 2008 · 0.773 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,850,028Feb 2012 | $45,4072025 | —Apr 2008 | Owner on Record | AssessorUpdated Sep 2026 |
7,536 sqft · built 1987 · 0.843 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,000,020Aug 2011 | $35,4152025 | Amount on Record Feb 2003 | Owner on Record | AssessorUpdated Sep 2026 |
130,850 sqft · built 2006 · 11.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2005 | $405,8162025 | Owner on Record | AssessorUpdated Sep 2026 |
54 units · Built 1992 · 814 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $515,000Jul 2025 | $4,7582025 | $500,00054 units |
408 bd · 183,668 sqft · built 1979 · 12.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $72,250,000Oct 2019 | $986,1662025 | Amount on Record Jul 2017 | Owner on Record | Assessor + 2 DocumentsUpdated Oct 2026 |
26,577 sqft · 1.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Owners on Record | AssessorUpdated Sep 2026 |
0.346 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 1977 | 2 Owners on Record | AssessorUpdated Sep 2026 |
0.928 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Owners on Record | AssessorUpdated Sep 2026 |
9,336 sqft · built 1987 · 0.471 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $21,8562025 | —Jan 2010 | 2 Owners on Record | AssessorUpdated Sep 2026 |
23,550 sqft · built 1967 · 0.911 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,000,000Sep 2016 | $98,4582025 | Amount on Record Oct 2013 | Owner on Record | Assessor + 2 DocumentsUpdated Sep 2026 |
11,100 sqft · built 1983 · 0.927 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $38,6052025 | Owner on Record | AssessorUpdated Sep 2026 |
8,400 sqft · built 1983 · 0.597 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $27,9172025 | Owner on Record | AssessorUpdated Sep 2026 |
7,056 sqft · built 1987 · 0.675 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $25,6582025 | 2 Owners on Record | AssessorUpdated Sep 2026 |
4,582 sqft · built 1988 · 0.943 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,020,000Sep 2009 | $33,8532025 | —Sep 1994 | Owner on Record | AssessorUpdated Sep 2026 |
30,602 sqft · built 1984 · 2.57 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $112,4402025 | Owner on Record | Assessor + 1 DocumentUpdated Sep 2026 |