Frederick Ave, Rockville, MD Property Records

Montgomery County property records for 47 addresses on Frederick Ave, Rockville, MD · Last verified August 2026

Frederick Ave Highlights

Properties 47
Median Sale Price $612,500
Deeds and Mortgages on File 57
Median Price per Sqft $295
Owner Occupied 55%
Median Annual Tax Bill $5,871
Median Year Built 1955
Median Ownership Tenure 13 years

Properties on Frederick Ave

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

91 Frederick Ave

10,149 sqft · built 1991 · 1.48 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,000,000Sep 2021 $43,1732025 —Sep 2021 Owner on Record Assessor + 5 DocumentsUpdated Aug 2026

105 Frederick Ave

2.5 ba · 1,292 sqft · built 1950 · 0.263 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Mar 2011 $5,0982025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

107 Frederick Ave

1.5 ba · 1,008 sqft · built 1977 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1842025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

109 Frederick Ave

1.5 ba · 1,008 sqft · built 1977 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Dec 1991 $5,0242025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

110 Frederick Ave

27,862 sqft · built 1970 · 1.54 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,600,000Jan 2019 $62,9402025 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

111 Frederick Ave

1.5 ba · 1,708 sqft · built 1977 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Oct 1990 $5,8772025 2 Owners on Record Assessor + 1 DocumentUpdated Aug 2026

114 Frederick Ave

2 ba · 1,344 sqft · built 1990 · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$144,000Nov 2006 $5,4012025 Amount on Record — Owner on Record Assessor + 1 DocumentUpdated Aug 2026

116 Frederick Ave

1 ba · 936 sqft · built 1956 · 0.156 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,1992025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

200 Frederick Ave

1 ba · 1,536 sqft · built 1929 · 0.222 acres

Last Sale Tax Bill Prior Sale Owner Records
$277,480May 2010 $5,6002025 Amount on Record Jan 2006 Owner on Record Owner Occupied AssessorUpdated Aug 2026

201 Frederick Ave

0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026

202 Frederick Ave

1 ba · 1,867 sqft · built 1947 · 0.447 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2003 $6,7462025 Amount on Record Dec 2000 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

203 Frederick Ave

3 ba · 1,573 sqft · built 1953 · 0.109 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jan 2015 $8112025 Amount on Record Aug 2010 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

205 Frederick Ave

0.218 acres

Last Sale Tax Bill Prior Sale Owner Records
$124,000Oct 2004 $2,9692025 Owner on Record AssessorUpdated Aug 2026

206 Frederick Ave

1 ba · 728 sqft · built 1943 · 0.252 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Jul 2014 $4,9392025 2 Owners on Record Assessor + 1 DocumentUpdated Aug 2026

207 Frederick Ave

1 ba · 1,024 sqft · built 1954 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$256,000Jul 2005 $3,5472025 Amount on Record Mar 1999 Owner on Record Owner Occupied AssessorUpdated Aug 2026

208 Frederick Ave

1 ba · 1,530 sqft · built 1951 · 0.447 acres

Last Sale Tax Bill Prior Sale Owner Records
$124,000Oct 1997 $7,0552025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

209 Frederick Ave

1 ba · 800 sqft · built 1954 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Jan 2004 $3,3442025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

210 Frederick Ave

2 ba · 992 sqft · built 1932 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$439,000Apr 2020 $6,3632025 Amount on Record Feb 2018 2 Owners on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

211 Frederick Ave

2 ba · 1,448 sqft · built 1996 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$359,000Jul 2017 $7,2022025 Amount on Record Jan 2010 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

212 Frederick Ave

2.5 ba · 1,962 sqft · built 1963 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000May 2026 $7,2952025 Amount on Record Nov 2013 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

214 Frederick Ave

3 ba · 1,614 sqft · built 1932 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Apr 2017 $6,9752025 Amount on Record May 2014 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

215 Frederick Ave

1,568 sqft · built 1953 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$105,000Aug 1988 $2,3862025 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

216 Frederick Ave

1 ba · 1,472 sqft · built 1932 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,6522025 2 Owners on Record Assessor + 5 DocumentsUpdated Aug 2026

217 Frederick Ave

2.5 ba · 2,652 sqft · built 2025 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$232,550Jul 2017 $3,6092025 Amount on Record Dec 2013 2 Owners on Record Assessor + 2 DocumentsUpdated Aug 2026

218 Frederick Ave

2 ba · 1,176 sqft · built 1955 · 0.149 acres

Last Sale Tax Bill Prior Sale Owner Records
$349,000Feb 2017 $6,5792025 Amount on Record May 2016 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

219 Frederick Ave

3.5 ba · 3,030 sqft · built 2011 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Feb 2012 $8,8982025 Amount on Record Jan 2006 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

221 Frederick Ave

1.5 ba · 1,472 sqft · built 1937 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,4952025 2 Owners on Record Assessor + 1 DocumentUpdated Aug 2026

222 Frederick Ave

1 ba · 1,612 sqft · built 1940 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,6042025 2 Owners on Record AssessorUpdated Aug 2026

223 Frederick Ave

1 ba · 1,274 sqft · built 1940 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2001 $8372025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

227 Frederick Ave

1 ba · 2,551 sqft · built 1932 · 0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2022 $6,1792025 —Nov 2006 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

229 Frederick Ave

2 ba · 1,040 sqft · built 1955 · 0.156 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Feb 2017 $5,7332025 Amount on Record Apr 2016 2 Owners on Record Assessor + 2 DocumentsUpdated Aug 2026

300 Frederick Ave

2 ba · 926 sqft · built 1930 · 0.238 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Jul 2016 $6,1442025 Amount on Record Jun 2014 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

301 Frederick Ave

0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record AssessorUpdated Aug 2026

304 Frederick Ave

2 ba · 1,250 sqft · built 1922 · 0.262 acres

Last Sale Tax Bill Prior Sale Owner Records
$192,500Jun 2019 $5,5932025 —Aug 2008 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

305 Frederick Ave

3.5 ba · 1,272 sqft · built 1969 · 0.273 acres

Last Sale Tax Bill Prior Sale Owner Records
$612,500Apr 2022 $7,0912025 Amount on Record Dec 2021 2 Owners on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

306 Frederick Ave

2 ba · 1,272 sqft · built 1973 · 0.124 acres

Last Sale Tax Bill Prior Sale Owner Records
$330,000Sep 2018 $5,5482025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

307 Frederick Ave

2 ba · 1,684 sqft · built 1927 · 0.227 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2007 $5,7752025 Amount on Record Oct 2005 Owner on Record Owner Occupied AssessorUpdated Aug 2026

309 Frederick Ave

3.5 ba · 2,822 sqft · built 2008 · 0.324 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Oct 2010 $8,7022025 Amount on Record Mar 2006 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

311 Frederick Ave

1 ba · 901 sqft · built 1929 · 0.218 acres

Last Sale Tax Bill Prior Sale Owner Records
$186,000Aug 2013 $5,8712025 Amount on Record Jan 2005 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

313 Frederick Ave

2 ba · 1,456 sqft · built 1977 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Mar 2017 $5192022 —Jan 1999 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

357 Frederick Ave

9,576 sqft · built 1970 · 1.01 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record AssessorUpdated Aug 2026

5600 Frederick Ave

3,500 sqft · built 1971 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$925,000Feb 2023 $11,3112025 Amount on Record Jul 1996 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

5701 Frederick Ave

600 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000Mar 1995 $1,5282025 2 Owners on Record AssessorUpdated Aug 2026

5708 Frederick Ave

37,279 sqft · built 1962 · 1.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,450,000Jul 2003 $76,3062025 Amount on Record Jul 2000 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

5709 Frederick Ave

11,440 sqft · built 1980 · 0.44 acres

Last Sale Tax Bill Prior Sale Owner Records
$37,8072025 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

5723 Frederick Ave

10,857 sqft · built 1968 · 0.358 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,325,000Oct 2004 $23,7342025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

5725 Frederick Ave

5,243 sqft · built 1967 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,325,000Oct 2004 $9,5462025 Owner on Record AssessorUpdated Aug 2026

Property Records in Nearby Streets