Alter St, Baltimore, MD Property Records

Baltimore County property records for 57 addresses on Alter St, Baltimore, MD · Last verified August 2026

Alter St Highlights

Properties 57
Median Sale Price $240,000
Deeds and Mortgages on File 58
Median Price per Sqft $190
Owner Occupied 86%
Median Annual Tax Bill $1,604
Median Year Built 1955
Median Ownership Tenure 19 years

Properties on Alter St

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

6600 Alter St

1 ba · 1,261 sqft · 0.232 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$189,000Aug 2015 $1,4792023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6601 Alter St

2 ba · 1,261 sqft · 0.287 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$70,000May 1996 $1,3272023 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6602 Alter St

1 ba · 1,091 sqft · 0.235 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,200Sep 1988 $2,3612023 1 Name on Record AssessorUpdated Sep 2023

6603 Alter St

1.5 ba · 1,905 sqft · 0.302 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,800May 2026 $3,2942024 Amount on Record Jun 2023 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

6604 Alter St

2 ba · 1,091 sqft · 0.238 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$190,000Jul 2017 $1,2352023 Amount on Record May 2000 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Sep 2023

6606 Alter St

2 ba · 1,261 sqft · 0.24 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$200,000Oct 2021 $2,7532023 1 Name on Record Assessor + 1 DocumentUpdated Sep 2023

6607 Alter St

1 ba · 1,001 sqft · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$74,000Mar 1998 $2,5032024 Amount on Record May 1962 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

6608 Alter St

1 ba · 1,321 sqft · 0.244 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$41,500Apr 1979 $2,8672023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6610 Alter St

1 ba · 1,347 sqft · 0.285 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$270,000May 2023 $3,0192024 —Aug 2006 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

6700 Alter St

1 ba · 1,777 sqft · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000May 2004 $1,5172023 Amount on Record Oct 2001 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6701 Alter St

2 ba · 1,347 sqft · 0.226 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$196,000Nov 2005 $1,5552023 Amount on Record Dec 1998 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Sep 2023

6703 Alter St

1.5 ba · 1,448 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$212,000Aug 2025 $2,7832024 Amount on Record Mar 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

6704 Alter St

2 ba · 1,881 sqft · 0.236 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$45,500Dec 1978 $1,6382023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6705 Alter St

2 ba · 1,261 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$199,900Oct 2017 $1,4502023 Amount on Record Dec 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6707 Alter St

1 ba · 1,445 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$71,000Jan 1989 $1,3102023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6708 Alter St

2 ba · 1,681 sqft · 0.247 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$89,900Jul 1999 $1,7272023 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6709 Alter St

1 ba · 1,261 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$145,900Jun 2005 $1,2442023 Amount on Record Oct 2004 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6711 Alter St

1 ba · 1,365 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$182,000May 2026 $2,9012024 Amount on Record Feb 1984 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

6712 Alter St

2 ba · 1,347 sqft · 0.314 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000Dec 2009 $1,5072023 Amount on Record Aug 1994 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6713 Alter St

1 ba · 1,091 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$167,000Nov 2019 $1,3012023 Amount on Record May 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Sep 2023

6714 Alter St

2 ba · 1,517 sqft · 0.334 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$123,000May 2005 $1,3192023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6716 Alter St

2 ba · 1,604 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$50,000Jun 2007 $3,4052023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6717 Alter St

2 ba · 1,261 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Mar 2020 $1,5052023 Amount on Record Oct 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Sep 2023

6718 Alter St

1 ba · 1,261 sqft · 0.279 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1984 $2,6682024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

6719 Alter St

1 ba · 1,261 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$57,000Sep 1984 $1,3792023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6721 Alter St

1 ba · 1,091 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$109,000Nov 2021 $2,4952023 Amount on Record Jul 1998 1 Name on Record Assessor + 1 DocumentUpdated Sep 2023

6722 Alter St

2 ba · 1,261 sqft · 0.283 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$187,000Dec 2006 $1,3432023 —Nov 2005 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6726 Alter St

1.5 ba · 1,261 sqft · 0.287 acres

Last Sale Tax Bill Prior Sale Owner Records
$34,500Sep 1977 $2,6182024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

6802 Alter St

2 ba · 1,287 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$101,000Oct 2004 $1,2842023 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6804 Alter St

3 ba · 1,287 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$259,000Jun 2020 $1,5632023 Amount on Record Jan 2020 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Sep 2023

6805 Alter St

1 ba · 1,287 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$218,100Jun 2017 $1,4532023 Amount on Record Dec 2016 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6806 Alter St

3 ba · 1,687 sqft · 0.162 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$659,200Sep 2023 $3,7372024 Amount on Record Oct 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

6807 Alter St

1 ba · 1,287 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,900Feb 1989 $1,3242023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6809 Alter St

1 ba · 1,287 sqft · 0.159 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$36,000Dec 1976 $1,4152023 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6810 Alter St

1 ba · 1,287 sqft · 0.162 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$90,000Dec 2001 $1,2892023 1 Name on Record Assessor + 1 DocumentUpdated Oct 2023

6811 Alter St

3 ba · 1,287 sqft · 0.157 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$116,000Apr 2003 $1,4332023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6812 Alter St

1 ba · 1,287 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$85,000Apr 1993 $1,4002023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6813 Alter St

1 ba · 1,287 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,4912023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2023

6814 Alter St

1 ba · 1,287 sqft · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$659,200Sep 2023 $2,9552024 Amount on Record May 1976 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

6815 Alter St

2 ba · 1,287 sqft · 0.175 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000May 2015 $3,2112023 Amount on Record Feb 2006 1 Name on Record AssessorUpdated Sep 2023

6816 Alter St

2 ba · 1,327 sqft · 0.162 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,4592023 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6819 Alter St

2 ba · 1,287 sqft · 0.193 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$263,000Aug 2021 $1,7612023 Amount on Record Jul 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6820 Alter St

3 ba · 1,287 sqft · 0.193 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$103,000Aug 2009 $1,4642023 Amount on Record Mar 2009 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6821 Alter St

2 ba · 1,287 sqft · 0.203 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,3922023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2023

6823 Alter St

4 ba · 1,287 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$193,500Jun 2005 $1,8112023 1 Name on Record Assessor + 1 DocumentUpdated Oct 2023

6825 Alter St

3 ba · 1,287 sqft · 0.221 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$239,000Nov 2020 $1,7132023 Amount on Record Mar 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

6827 Alter St

1 ba · 1,551 sqft · 0.369 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2000 $1,6312023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6829 Alter St

2 ba · 1,572 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2021 $1,6542023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Sep 2023

6833 Alter St

2 ba · 1,188 sqft · 0.161 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$99,000Oct 1998 $1,5952023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6901 Alter St

2 ba · 1,158 sqft · 0.209 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2014 $2,7502023 Amount on Record Jan 2004 1 Name on Record AssessorUpdated Sep 2023

6911 Alter St

1.5 ba · 1,560 sqft · 0.173 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$228,450Feb 2017 $3,4882025 Amount on Record Aug 2016 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

6913 Alter St

1.5 ba · 1,560 sqft · 0.173 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$344,900Nov 2023 $2,8702024 Amount on Record Aug 2023 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

6915 Alter St

2 ba · 1,040 sqft · 0.173 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$254,800Dec 2019 $1,8172023 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Sep 2023

6917 Alter St

2 ba · 1,158 sqft · 0.173 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$67,000Jun 1986 $2,8862023 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6919 Alter St

1 ba · 1,040 sqft · 0.181 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$46,000Apr 1983 $1,6042023 1 Name on Record Owner Occupied AssessorUpdated Sep 2023

6921 Alter St

2 ba · 2,049 sqft · 0.217 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$40,000Jul 1975 $2,0132023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

6927 Alter St

1 ba · 1,144 sqft · 0.196 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,500Apr 2015 $1,0902023 2 Names on Record Owner Occupied AssessorUpdated Sep 2023

Property Records in Nearby Streets