Blue Mountain Dr, Walnut, CA Property Records

Los Angeles County property records for 11 addresses on Blue Mountain Dr, Walnut, CA · Last verified August 2026

Blue Mountain Dr Highlights

Properties 11
Median Sale Price $512,500
Deeds and Mortgages on File 23
Median Price per Sqft $237
Owner Occupied 100%
Median Annual Tax Bill $8,672
Median Year Built 1965
Median Ownership Tenure 18 years

Properties on Blue Mountain Dr

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

20401 Blue Mountain Dr

5 bd · 4 ba · 5,471 sqft · 5.59 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$13,2232025 —Sep 2022 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

20408 Blue Mountain Dr

3 bd · 2 ba · 2,061 sqft · 0.311 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000Mar 2002 $4,7972025 —Mar 2002 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

20411 Blue Mountain Dr

4 bd · 3 ba · 2,083 sqft · 0.258 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$407,000May 2017 $9,3722025 —Jul 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

20414 Blue Mountain Dr

4 bd · 2 ba · 1,999 sqft · 0.237 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$550,000May 2008 $9,3852025 Amount on Record Dec 1999 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

20419 Blue Mountain Dr

3 bd · 2 ba · 2,076 sqft · 0.323 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,1582025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

20425 Blue Mountain Dr

4 bd · 2 ba · 2,353 sqft · 0.374 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$790,000Oct 2016 $11,8752025 Amount on Record Mar 2003 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

20430 Blue Mountain Dr

4 bd · 2 ba · 1,929 sqft · 0.243 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,4622025 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

20431 Blue Mountain Dr

4 bd · 2 ba · 1,999 sqft · 0.389 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Apr 1995 $5,3772025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

20439 Blue Mountain Dr

3 bd · 2 ba · 1,971 sqft · 0.27 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,050,000Aug 2023 $13,5492025 Amount on Record Nov 2020 1 Name on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

20440 Blue Mountain Dr

3 bd · 2 ba · 1,971 sqft · 0.232 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$205,000Jul 1996 $4,9612025 —Jul 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

20449 Blue Mountain Dr

4 bd · 3 ba · 2,162 sqft · 0.291 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$512,500Sep 2008 $8,6722025 —Sep 2008 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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