Helena Ave, Montclair, CA Property Records

San Bernardino County property records for 79 addresses on Helena Ave, Montclair, CA · Last verified July 2026

Helena Ave Highlights

Properties 79
Median Sale Price $597,000
Deeds and Mortgages on File 87
Median Price per Sqft $445
Owner Occupied 87%
Median Annual Tax Bill $3,312
Median Year Built 1957
Median Ownership Tenure 16 years

Properties on Helena Ave

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

9015 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.194 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2020 $2,8052025 Sale Amount Jul 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9025 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.172 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$230,000Jul 2015 $3,8382025 —Feb 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9035 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$280,000Mar 2013 $3,7982025 Sale Amount Dec 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9045 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$238,000Mar 2013 $3,2312025 —Jul 2012 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9055 Helena Ave

4 bd · 2 ba · 1,568 sqft · 0.182 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$142,000Jul 1999 $2,7642025 —Sep 2002 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

9065 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.201 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,1612025 —Aug 2001 2 Names on Record AssessorUpdated Jul 2026

9072 Helena Ave

4 bd · 2 ba · 1,444 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Mar 1994 $2,6042025 —Mar 1994 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

9075 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.209 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$343,000Feb 2014 $4,6262025 Sale Amount Oct 2010 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

9082 Helena Ave

3 bd · 2 ba · 1,143 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2010 $2,7512025 —Apr 2011 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9085 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.198 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,4092025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9095 Helena Ave

4 bd · 2 ba · 1,400 sqft · 0.183 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$100,000Dec 1996 $1,8062025 —Dec 1996 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9511 Helena Ave

4 bd · 1.5 ba · 1,348 sqft · 0.174 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2003 $1,9012025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9521 Helena Ave

3 bd · 1.5 ba · 1,524 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$115,000Oct 1998 $2,1752025 —Jul 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9531 Helena Ave

4 bd · 1.5 ba · 1,328 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$597,000Jun 2021 $7,0972025 Sale Amount Oct 2018 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

9543 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$103,500Aug 1998 $1,9092025 —Mar 1994 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9553 Helena Ave

4 bd · 1.5 ba · 1,495 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4902025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9565 Helena Ave

4 bd · 2 ba · 1,720 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000Oct 2010 $3,1722025 Sale Amount Dec 1993 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9575 Helena Ave

4 bd · 2.5 ba · 1,875 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$400,000Oct 2015 $5,1302025 Sale Amount Mar 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9587 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$154,000Aug 2001 $3,1122025 —Feb 2017 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9597 Helena Ave

4 bd · 2.5 ba · 1,458 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$650,000Jan 2022 $6,7612025 Sale Amount Dec 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9602 Helena Ave

5 bd · 2.5 ba · 2,279 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$412,500Apr 2009 $5,8362025 —Jul 2008 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9604 Helena Ave

5 bd · 2.5 ba · 2,151 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$330,000Nov 2009 $4,6102025 —Nov 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9606 Helena Ave

5 bd · 2.5 ba · 2,279 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000Dec 2011 $4,0112025 Sale Amount Feb 2008 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9607 Helena Ave

3 bd · 1.5 ba · 1,664 sqft · 0.167 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$148,000Mar 2000 $4,1942025 —Mar 2003 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9608 Helena Ave

5 bd · 2.5 ba · 2,151 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2013 $4,6862025 Sale Amount Dec 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9610 Helena Ave

5 bd · 2.5 ba · 2,279 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$402,000Jun 2015 $5,2352025 —Jun 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9612 Helena Ave

5 bd · 2.5 ba · 2,151 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$480,000Dec 2017 $5,9252025 Sale Amount Apr 2008 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

9614 Helena Ave

5 bd · 2.5 ba · 2,279 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2013 $4,0672025 Sale Amount Jul 2012 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

9616 Helena Ave

5 bd · 2.5 ba · 2,151 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$412,000May 2016 $5,2912025 Sale Amount Nov 2007 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9617 Helena Ave

4 bd · 1.5 ba · 1,328 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$182,000Jan 2004 $3,9152025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

9624 Helena Ave

8 bd · 6 ba · 1,048 sqft · 0.566 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,010,000Jan 2012 $5,1872025 Sale Amount Jun 2003 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

9629 Helena Ave

4 bd · 1.5 ba · 1,360 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$120,000Nov 1992 $2,2192025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9640 Helena Ave

8 bd · 6 ba · 9,984 sqft · 0.696 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,010,000Jan 2012 $8,7782025 Sale Amount Jun 2003 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

9641 Helena Ave

4 bd · 1.5 ba · 1,328 sqft · 0.172 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$330,000Dec 2004 $3,4062025 —Dec 2004 1 Name on Record AssessorUpdated Jul 2026

9650 Helena Ave

10 bd · 5 ba · 3,766 sqft · 0.984 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$650,000Sep 2004 $9,8812025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9670 Helena Ave

3 bd · 3 ba · 2,508 sqft · 0.231 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,0972025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9680 Helena Ave

4 bd · 2 ba · 1,168 sqft · 0.231 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$115,000Apr 1989 $2,2762025 —Dec 2010 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9733 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.165 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$7012025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9738 Helena Ave

3 bd · 2.5 ba · 1,384 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$235,000Jun 2003 $3,7492025 —Jun 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9743 Helena Ave

3 bd · 1.5 ba · 1,304 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5752025 —Jul 1996 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

9750 Helena Ave

4 bd · 1.5 ba · 1,508 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$505,000May 2021 $6,0072025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9751 Helena Ave

4 bd · 2 ba · 1,750 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8592025 —Jun 2016 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9761 Helena Ave

4 bd · 1.5 ba · 1,328 sqft · 0.173 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$120,000Mar 1999 $3,1332025 —Oct 2016 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9762 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$125,000Dec 1997 $232025 Sale Amount Apr 1997 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

9771 Helena Ave

3 bd · 1.5 ba · 1,304 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,9312025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9772 Helena Ave

4 bd · 1.5 ba · 1,328 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$595,000Oct 2024 $6,5362025 —Mar 2025 2 Names on Record AssessorUpdated Jul 2026

9781 Helena Ave

4 bd · 3 ba · 2,856 sqft · 0.166 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2009 $2,5352025 —Jul 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9784 Helena Ave

4 bd · 2 ba · 1,416 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$660,000Jun 2022 $7,6142025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

9791 Helena Ave

4 bd · 1.5 ba · 1,648 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$251,000Aug 2011 $3,4742025 Sale Amount Apr 2011 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9794 Helena Ave

4 bd · 1.5 ba · 1,348 sqft · 0.165 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$225,000Aug 2009 $3,1262025 Sale Amount Feb 2009 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9801 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$255,000Dec 2008 $3,6132025 Sale Amount May 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9802 Helena Ave

3 bd · 1.5 ba · 1,304 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$119,500Aug 1988 $2,5182025 —Jan 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9812 Helena Ave

4 bd · 1.5 ba · 1,348 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$440,000Aug 2005 $6,6052025 Sale Amount Mar 1995 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9813 Helena Ave

4 bd · 1.5 ba · 2,715 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,3372025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9824 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$228,000Jun 2003 $3,5612025 —Jun 1995 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9825 Helena Ave

4 bd · 2 ba · 1,735 sqft · 0.168 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Jul 2010 $3,3892025 Sale Amount Nov 2006 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9834 Helena Ave

4 bd · 1.5 ba · 1,348 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$435,000Aug 2005 $6,5312025 Sale Amount Dec 2001 1 Name on Record AssessorUpdated Jul 2026

9835 Helena Ave

4 bd · 1.5 ba · 1,348 sqft · 0.168 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$193,000Mar 2002 $3,0682025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9844 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$215,000May 2009 $3,0542025 Sale Amount Mar 2007 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

9845 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$565,000May 2021 $6,7182025 Sale Amount Nov 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

9856 Helena Ave

4 bd · 1.5 ba · 1,328 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$355,000Jul 2016 $4,5332025 Sale Amount Jul 2004 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

9866 Helena Ave

4 bd · 2 ba · 1,360 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$185,000Aug 2010 $3,5282025 Sale Amount Jun 2010 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

9878 Helena Ave

3 bd · 1.5 ba · 1,304 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000May 2015 $2,6962025 Sale Amount Jan 2002 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9888 Helena Ave

4 bd · 1.5 ba · 1,688 sqft · 0.157 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000Nov 2010 $3,2492025 —Nov 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10112 Helena Ave

4 bd · 1 ba · 1,145 sqft · 0.19 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2001 $4272025 —Apr 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10113 Helena Ave

4 bd · 1.5 ba · 1,154 sqft · 0.178 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Mar 2016 $3,2632025 Sale Amount Oct 2012 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

10120 Helena Ave

3 bd · 1.5 ba · 1,549 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$235,000Nov 2009 $3,3442025 —Oct 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10127 Helena Ave

4 bd · 1 ba · 1,143 sqft · 0.17 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Dec 2014 $3,3122025 Sale Amount May 2009 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

10132 Helena Ave

4 bd · 2 ba · 1,154 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$110,000Jul 1994 $3,1242025 Sale Amount Oct 1993 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

10135 Helena Ave

4 bd · 1 ba · 1,145 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Apr 2013 $3,1822025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10140 Helena Ave

5 bd · 2 ba · 1,706 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$113,500Mar 1996 $2,4292025 —Mar 1996 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

10147 Helena Ave

4 bd · 1 ba · 1,145 sqft · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$86,000Aug 1999 $1,3932025 —Feb 2012 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

10150 Helena Ave

4 bd · 2 ba · 1,525 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$673,000Jun 2025 $7,1692025 Sale Amount Jul 2023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

10159 Helena Ave

5 bd · 1 ba · 1,798 sqft · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,2412025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

10160 Helena Ave

3 bd · 2 ba · 1,145 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$210,000Sep 2014 $2,7092025 Sale Amount Nov 2003 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

10410 Helena Ave

3 bd · 2.5 ba · 1,464 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$480,000Jul 2020 $5,6342025 Sale Amount Sep 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

10418 Helena Ave

3 bd · 2.5 ba · 1,464 sqft · 0.117 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$697,500Nov 2024 $7,6582025 Sale Amount Apr 2002 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

10428 Helena Ave

3 bd · 2.5 ba · 1,589 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$505,000Sep 2020 $5,9302025 —Nov 2012 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

10436 Helena Ave

3 bd · 2.5 ba · 1,404 sqft · 0.121 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,4572025 —Aug 2002 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

Property Records in Nearby Streets