Alden Ave, Gaithersburg, MD Property Records

Montgomery County property records for 23 addresses on Alden Ave, Gaithersburg, MD · Last verified September 2026

Alden Ave Highlights

Properties 23
Median Sale Price $577,500
Deeds and Mortgages on File 38
Median Price per Sqft $231
Owner Occupied 78%
Median Annual Tax Bill $6,140
Median Year Built 1957
Median Ownership Tenure 15 years

Properties on Alden Ave

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

16400 Alden Ave

88,764 sqft · built 1965 · 8.91 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,8122025 Owner on Record Owner Occupied AssessorUpdated Aug 2026

16405 Alden Ave

2.5 ba · 2,518 sqft · built 1969 · 0.504 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,1612025 Owner on Record Assessor + 1 DocumentUpdated Sep 2026

16409 Alden Ave

3.5 ba · 3,485 sqft · built 1969 · 0.474 acres

Last Sale Tax Bill Prior Sale Owner Records
$700,000Feb 2022 $7,4512025 Amount on Record Mar 2008 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

16413 Alden Ave

3.5 ba · 3,438 sqft · built 1969 · 0.463 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000Nov 1998 $6,9742025 Amount on Record Jun 1997 Owner on Record Owner Occupied AssessorUpdated Sep 2026

16417 Alden Ave

2.5 ba · 2,528 sqft · built 1969 · 0.49 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,4352025 Owner on Record Assessor + 1 DocumentUpdated Sep 2026

16421 Alden Ave

2.5 ba · 2,518 sqft · built 1969 · 0.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$477,000Jan 2018 $6,9842025 Amount on Record Aug 2011 2 Owners on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

16500 Alden Ave

3 ba · 2,235 sqft · built 1965 · 0.628 acres

Last Sale Tax Bill Prior Sale Owner Records
$449,000Oct 2003 $5,1962025 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

16504 Alden Ave

1.5 ba · 1,536 sqft · built 1965 · 0.613 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Dec 2011 $5,8222025 Amount on Record Oct 2008 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

16508 Alden Ave

3 ba · 2,914 sqft · built 1964 · 0.492 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,7642025 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

16512 Alden Ave

2.5 ba · 2,043 sqft · built 1964 · 0.52 acres

Last Sale Tax Bill Prior Sale Owner Records
$473,800Jul 2021 $5,2762025 Amount on Record Mar 2021 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

16605 Alden Ave

2 ba · 1,545 sqft · built 1957 · 0.477 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Mar 1993 $4,8212025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

16608 Alden Ave

2 ba · 1,627 sqft · built 1954 · 0.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$390,000Oct 2018 $4,7992025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

16609 Alden Ave

3 ba · 2,330 sqft · built 1957 · 0.477 acres

Last Sale Tax Bill Prior Sale Owner Records
$614,000Nov 2021 $6,2552025 Amount on Record Jun 2018 Owner on Record Assessor + 5 DocumentsUpdated Aug 2026

16613 Alden Ave

2 ba · 1,488 sqft · built 1957 · 0.477 acres

Last Sale Tax Bill Prior Sale Owner Records
$202,000May 2000 $6052025 —Mar 2000 Owner on Record Owner Occupied AssessorUpdated Aug 2026

16616 Alden Ave

2.5 ba · 1,676 sqft · built 1957 · 0.563 acres

Last Sale Tax Bill Prior Sale Owner Records
$237,600Mar 2009 $5,7352025 —Jul 2000 Owner on Record AssessorUpdated Aug 2026

16617 Alden Ave

2.5 ba · 3,570 sqft · built 1957 · 0.477 acres

Last Sale Tax Bill Prior Sale Owner Records
$740,000Nov 2024 $6,1402025 Amount on Record Jul 2024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

16621 Alden Ave

3 ba · 2,618 sqft · built 1959 · 0.477 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Jun 2018 $6,3732025 Amount on Record Aug 2002 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

16625 Alden Ave

3.5 ba · 2,695 sqft · built 1957 · 0.502 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2006 $5,6402025 —Jan 2002 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

16629 Alden Ave

3 ba · 1,437 sqft · built 1957 · 0.548 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000May 2021 $5,1602025 Amount on Record Apr 2010 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

16632 Alden Ave

2 ba · 2,261 sqft · built 1954 · 1.26 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2001 $6,5302025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

16633 Alden Ave

3.5 ba · 3,011 sqft · built 1957 · 0.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Aug 2001 $6,6072025 2 Owners on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

16637 Alden Ave

2 ba · 2,045 sqft · built 1955 · 0.627 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1996 $5,6712025 Owner on Record AssessorUpdated Aug 2026

16638 Alden Ave

2 ba · 3,007 sqft · built 1954 · 0.572 acres

Last Sale Tax Bill Prior Sale Owner Records
$577,500Nov 2021 $7,6612025 Amount on Record Mar 2020 2 Owners on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

Property Records in Nearby Streets