Seneca Pl, Diamond Bar, CA Property Records

Los Angeles County property records for 25 addresses on Seneca Pl, Diamond Bar, CA · Last verified August 2026

Seneca Pl Highlights

Properties 25
Median Sale Price $1,238,000
Deeds and Mortgages on File 30
Median Price per Sqft $383
Owner Occupied 96%
Median Annual Tax Bill $9,041
Median Year Built 1986
Median Ownership Tenure 24 years

Properties on Seneca Pl

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

1100 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.443 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,499,000Sep 2024 $19,4182025 Amount on Record Nov 1999 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1102 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.326 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2003 $8,5922025 —Oct 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1103 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.415 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$311,721Sep 1995 $9,0412025 —Jan 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

1108 Seneca Pl

4 bd · 3 ba · 2,744 sqft · 0.16 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$353,000Dec 1993 $8,4372025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1109 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.234 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$745,000Apr 2011 $12,7992025 Amount on Record Jul 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1114 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.134 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$10,4912025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1115 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.215 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$402,500Dec 1997 $9,0622025 —Dec 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1120 Seneca Pl

4 bd · 4 ba · 3,203 sqft · 0.14 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$8,5432025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1121 Seneca Pl

4 bd · 3 ba · 2,744 sqft · 0.223 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$365,000Sep 1997 $8,1252025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1126 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.14 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$7,4252025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1127 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$780,000Nov 2009 $13,3222025 —Aug 2009 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1133 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,7132025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

1134 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,6762025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

1139 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.225 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,350,000Jul 2021 $18,3612025 Amount on Record Sep 1996 2 Names on Record Assessor + 4 DocumentsUpdated Jun 2026

1140 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.145 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$7,8722025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1145 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.229 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$972,000Sep 2015 $15,0842025 Amount on Record Jan 1997 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1148 Seneca Pl

4 bd · 3 ba · 2,744 sqft · 0.148 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$367,000Aug 1997 $8,3032025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1151 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.233 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$385,000Jul 1998 $8,9862025 —Jun 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1154 Seneca Pl

4 bd · 3 ba · 3,225 sqft · 0.145 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,238,000Jul 2017 $18,0082025 —Dec 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1157 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.223 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$432,000Jun 2000 $9,3642025 —Jun 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1160 Seneca Pl

4 bd · 3 ba · 3,082 sqft · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1987 $7,2832025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1163 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.252 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$533,000Oct 2002 $10,6042025 —Oct 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1166 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.158 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$8,4362025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

1171 Seneca Pl

4 bd · 3 ba · 2,744 sqft · 0.297 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$6,8732025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1172 Seneca Pl

4 bd · 3 ba · 3,203 sqft · 0.206 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,412,000Sep 2021 $19,0712025 Amount on Record Dec 2013 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jun 2026

Property Records in Nearby Streets