Helen Ave, Ukiah, CA Property Records

Mendocino County property records for 84 addresses on Helen Ave, Ukiah, CA · Last verified August 2026

Helen Ave Highlights

Properties 84
Median Sale Price $465,000
Deeds and Mortgages on File 89
Median Price per Sqft $345
Owner Occupied 76%
Median Annual Tax Bill $4,292
Median Year Built 1959
Median Ownership Tenure 14 years

Properties on Helen Ave

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

825 Helen Ave

0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$9492025 —May 2020 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

830 Helen Ave

0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,500Sep 2014 $4,7692025 —Oct 2003 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

850 Helen Ave

0.201 acres

Last Sale Tax Bill Prior Sale Owner Records
$695,000Aug 2024 $8,5292025 —Aug 2024 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

855 Helen Ave

1 bd · 2 ba · 1,200 sqft · 0.267 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000May 2020 $5,6122025 Amount on Record Oct 2013 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

870 Helen Ave

0.273 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Aug 2016 $5,8632025 —Aug 2010 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

902 Helen Ave

0.193 acres

Last Sale Tax Bill Prior Sale Owner Records
$564,000May 2026 $4,8712025 Amount on Record Jan 2010 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

929 Helen Ave

0.136 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,9952025 1 Name on Record AssessorUpdated Aug 2026

932 Helen Ave

2 bd · 1 ba · 1,139 sqft · 0.197 acres

Last Sale Tax Bill Prior Sale Owner Records
$117,000Aug 1994 $3,5522025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

962 Helen Ave

4 bd · 2 ba · 1,895 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$375,000Oct 2010 $5,9332025 Amount on Record Jul 2008 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1001 Helen Ave

1 bd · 1 ba · 1,192 sqft · 0.193 acres

Last Sale Tax Bill Prior Sale Owner Records
$246,000Dec 2002 $4,4302025 Amount on Record May 1999 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

1005 Helen Ave

0.132 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1382025 1 Name on Record AssessorUpdated Aug 2026

1010 Helen Ave

0.153 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Nov 2009 $1,0202025 —Nov 2009 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1030 Helen Ave

0.218 acres

Last Sale Tax Bill Prior Sale Owner Records
$825,000Oct 2000 $3,7902025 Amount on Record — 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1040 Helen Ave

3 bd · 1 ba · 1,319 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Oct 2025 $4,5122025 —Sep 2024 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

1041 Helen Ave

1,636 sqft · Built 2020 · 0.209 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$491,000Jul 2020 $6,5502025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1050 Helen Ave

0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$288,500Nov 2002 $5,0802025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1051 Helen Ave

3 bd · 2 ba · 1,674 sqft · 0.279 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$600,000Jul 2026 $6,8602025 Amount on Record Jun 2020 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

1060 Helen Ave

3 bd · 2 ba · 972 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Nov 2019 $4,6192025 Amount on Record May 2013 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1061 Helen Ave

2 bd · 2 ba · 1,056 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2010 $3,2112025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1070 Helen Ave

3 bd · 2 ba · 1,152 sqft · 0.151 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,2902025 —Jan 2023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1080 Helen Ave

1 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,8692025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1081 Helen Ave

0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$140,000Jan 2015 $4,0342025 Amount on Record Aug 2005 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1084 Helen Ave

3.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Nov 2022 $1,2622025 Amount on Record Dec 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1090 Helen Ave

0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2013 $2,4462025 Amount on Record Dec 2009 1 Name on Record AssessorUpdated Aug 2026

1092 Helen Ave

0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Sep 2015 $4,0662025 Amount on Record Jan 2014 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1096 Helen Ave

2.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$710,000Jun 2024 $8,8822025 Amount on Record Apr 2019 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1100 Helen Ave

0.181 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2012 $4,5782025 —Aug 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1101 Helen Ave

3 bd · 2 ba · 1,531 sqft · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$236,000May 2012 $3,7062025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1106 Helen Ave

3 bd · 2 ba · 1,485 sqft · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$116,000Jul 1996 $2,3202025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1107 Helen Ave

4 bd · 2 ba · 1,700 sqft · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Jun 2020 $6,2732025 Amount on Record Sep 2003 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1113 Helen Ave

3 bd · 2 ba · 1,264 sqft · 0.129 acres

Last Sale Tax Bill Prior Sale Owner Records
$289,000Jul 2013 $4,4062025 Amount on Record Jun 2011 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

1114 Helen Ave

0.259 acres

Last Sale Tax Bill Prior Sale Owner Records
$175,000Aug 2010 $3,2032025 —Aug 2010 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1119 Helen Ave

3 bd · 2 ba · 1,193 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$156,450Aug 2010 $3,0662025 Amount on Record Mar 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1125 Helen Ave

3 bd · 2 ba · 1,334 sqft · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000Jul 2012 $3,3132025 Amount on Record Aug 2004 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1128 Helen Ave

0.109 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,2042025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1131 Helen Ave

0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$281,000Oct 2013 $4,2872025 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

1137 Helen Ave

0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2021 $6,4322025 —Sep 2012 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

1138 Helen Ave

0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$94,000Jun 1995 $4,4732025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1143 Helen Ave

0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,0372025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1144 Helen Ave

0.461 acres

Last Sale Tax Bill Prior Sale Owner Records
$437,000May 2005 $8,7552025 —May 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1146 Helen Ave

0.285 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1989 $2,9182025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1150 Helen Ave

3 bd · 2 ba · 1,816 sqft · 0.247 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,500Feb 2013 $4,2922025 Amount on Record Jul 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1154 Helen Ave

0.376 acres

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jun 2001 $5,2202025 —Jun 2001 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1156 Helen Ave

3 bd · 2 ba · 1,824 sqft · 0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jan 2018 $6,2302025 Amount on Record Jun 2010 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

1159 Helen Ave

3 bd · 2 ba · 1,700 sqft · 0.168 acres

Last Sale Tax Bill Prior Sale Owner Records
$410,000Aug 2005 $6,8992025 —Aug 2005 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1161 Helen Ave

3 bd · 2 ba · 1,527 sqft · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2012 $2,0752025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1173 Helen Ave

0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000May 2006 $7,0622025 Amount on Record May 2002 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1174 Helen Ave

3 bd · 1 ba · 1,470 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$7322025 —Nov 2001 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1180 Helen Ave

3 bd · 1 ba · 1,058 sqft · 0.183 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$275,000Mar 2013 $4,2172025 Amount on Record Aug 2004 1 Name on Record AssessorUpdated Aug 2026

1186 Helen Ave

2 bd · 1 ba · 849 sqft · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$301,000May 2004 $4,5002025 —May 2004 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1200 Helen Ave

0.272 acres

Last Sale Tax Bill Prior Sale Owner Records
$380,000Jul 2017 $5,3512025 Amount on Record Apr 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1208 Helen Ave

2 bd · 1 ba · 861 sqft · 0.178 acres

Last Sale Tax Bill Prior Sale Owner Records
$113,000Sep 1993 $2,3582025 —Sep 2005 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1216 Helen Ave

3 bd · 2 ba · 1,464 sqft · 0.191 acres

Last Sale Tax Bill Prior Sale Owner Records
$295,000Jul 2009 $5,5262025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1224 Helen Ave

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2002 $2,0022025 2 Names on Record AssessorUpdated Aug 2026

1232 Helen Ave

3 bd · 1 ba · 1,161 sqft · 0.19 acres

Last Sale Tax Bill Prior Sale Owner Records
$214,000Jul 2011 $3,8872025 —May 2016 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1240 Helen Ave

0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$419,000Apr 2026 $2,0892025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1248 Helen Ave

3 bd · 2 ba · 1,611 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2001 $2,7502025 —Oct 2002 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1256 Helen Ave

3 bd · 2 ba · 1,575 sqft · 0.568 acres

Last Sale Tax Bill Prior Sale Owner Records
$38,000Feb 2003 $2,1802025 —Feb 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1264 Helen Ave

3 bd · 2 ba · 1,478 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Aug 2002 $4,9392025 1 Name on Record AssessorUpdated Aug 2026

1272 Helen Ave

3 bd · 2 ba · 1,208 sqft · 0.178 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Aug 2023 $5,4882025 Amount on Record Sep 2011 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1280 Helen Ave

0.177 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1990 $1,8882025 2 Names on Record AssessorUpdated Aug 2026

1288 Helen Ave

0.265 acres

Last Sale Tax Bill Prior Sale Owner Records
$510,000Mar 2022 $6,6682025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1296 Helen Ave

0.305 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,8952025 —Nov 2005 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

1306 Helen Ave

0.188 acres

Last Sale Tax Bill Prior Sale Owner Records
$331,500Jan 2011 $5,1742025 —Jan 2011 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1310 Helen Ave

0.254 acres

Last Sale Tax Bill Prior Sale Owner Records
$227,000Apr 2016 $4,1162025 Amount on Record Nov 2014 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1325 Helen Ave

4 bd · 2,310 sqft · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1987 $3,4652025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1326 Helen Ave

0.316 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Jul 2013 $5,3552025 Amount on Record Dec 2012 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1333 Helen Ave

0.181 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,9322025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1338 Helen Ave

3 bd · 1 ba · 1,362 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,500Oct 2011 $2,9312025 Amount on Record Dec 2010 2 Names on Record AssessorUpdated Aug 2026

1341 Helen Ave

0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$430,000Mar 2020 $5,7252025 —Mar 2020 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1342 Helen Ave

0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Aug 2024 $5,7462025 Amount on Record Jan 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1346 Helen Ave

0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,500Feb 2009 $3,8522025 Amount on Record Aug 2008 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1349 Helen Ave

0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$565,000Sep 2025 $5,7452025 Amount on Record Apr 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1350 Helen Ave

3 bd · 2 ba · 2,408 sqft · 0.269 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jan 1999 $4,9892025 —Apr 2007 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1356 Helen Ave

4 bd · 2 ba · 2,357 sqft · 0.55 acres

Last Sale Tax Bill Prior Sale Owner Records
$570,000Sep 2019 $7,6622025 Amount on Record Jul 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1357 Helen Ave

3 bd · 2,171 sqft · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Aug 2019 $6,3872025 Amount on Record Sep 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1360 Helen Ave

0.696 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,000Jun 2009 $1,9722025 —Oct 2009 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1364 Helen Ave

0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Oct 2020 $5,3582025 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

1365 Helen Ave

3 bd · 3 ba · 2,242 sqft · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000Jun 2008 $6,1542025 Amount on Record Jul 2001 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1368 Helen Ave

0.481 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2000 $4,0982025 —Apr 2000 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1373 Helen Ave

0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7512025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1374 Helen Ave

0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1996 $3,0172025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

1379 Helen Ave

3 bd · 2 ba · 1,308 sqft · 1.24 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,6002025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1385 Helen Ave

0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1512025 1 Name on Record AssessorUpdated Aug 2026

Property Records in Nearby Streets