Diamondback Dr, Gaithersburg, MD Property Records

Montgomery County property records for 33 addresses on Diamondback Dr, Gaithersburg, MD · Last verified August 2026

Diamondback Dr Highlights

Properties 157
Median Sale Price $501,000
Deeds and Mortgages on File 286
Median Price per Sqft $493
Owner Occupied 83%
Median Annual Tax Bill $5,868
Median Year Built 2019
Median Ownership Tenure 6 years

Properties on Diamondback Dr

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

502 Diamondback Dr

674 sqft · Built 2019

Last Sale Tax Bill Prior Sale Owner Records
$409,900Feb 2026 $4,5242025 Amount on Record Apr 2019 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

502 Diamondback Dr

43 units · Built 2019 · 674 sq ft

Last Sale Median Tax Bill Median Sale    
$620,000Dec 2025 $5,8682025 $468,00043 units    

506 Diamondback Dr

44 units · Built 2019 · 674 sq ft

Last Sale Median Tax Bill Median Sale    
$585,000May 2026 $5,8682025 $495,00044 units    

510 Diamondback Dr

40 units · Built 2019 · 674 sq ft

Last Sale Median Tax Bill Median Sale    
$470,000Dec 2025 $5,8682025 $485,00040 units    

601 Diamondback Dr

0.401 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Oct 2023

601 Diamondback Dr, #9-A

1,758 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$530,000May 2018 $6,7232025 2 Names on Record Assessor + 3 DocumentsUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$2,770,212May 2014 1 Name on Record AssessorUpdated Oct 2023

603 Diamondback Dr, #9-B

2,678 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$640,000Mar 2018 $8,3712025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

605 Diamondback Dr, #10-A

1,753 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$520,000Aug 2022 $6,0312025 Amount on Record Feb 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

607 Diamondback Dr, #10-B

2,674 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$615,000Jan 2023 $7,2022025 Amount on Record Jun 2018 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

609 Diamondback Dr, #11A

1,753 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$511,440Feb 2015 $6,0312025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

611 Diamondback Dr, #11-B

2,676 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$730,000Jul 2026 $7,2022025 Amount on Record Feb 2015 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

613 Diamondback Dr, #12A

1,753 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$133,596Feb 2015 $1,5652025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

615 Diamondback Dr, #12-B

2,675 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$600,000May 2021 $7,2022025 Amount on Record Feb 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

617 Diamondback Dr, #13-A

1,753 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$133,596May 2015 $1,4912025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

619 Diamondback Dr, #13-B

2,676 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$573,415Feb 2015 $7,8942025 1 Name on Record AssessorUpdated Aug 2026

621 Diamondback Dr, #14A

1,753 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$504,545Feb 2015 $6,7232025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

623 Diamondback Dr, #14B

2,675 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$584,270Mar 2015 $7,8942025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

625 Diamondback Dr, #15A

1,753 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$588,000Dec 2025 $6,0312025 Amount on Record Jun 2022 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

627 Diamondback Dr, #15B

2,676 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$702,000Apr 2025 $7,8942025 Amount on Record Feb 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

629 Diamondback Dr, #16-A

1,707 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$610,000Jun 2025 $6,0532025 Amount on Record May 2015 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

631 Diamondback Dr, #16B

2,631 sqft · Built 2015

Last Sale Tax Bill Prior Sale Owner Records
$643,945Feb 2015 $8,3712025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

637 Diamondback Dr, #17A

1,694 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$570,000Feb 2026 $6,0532025 Amount on Record Dec 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$513,950Dec 2016 Amount on Record Dec 2016 2 Names on Record AssessorUpdated Oct 2023

639 Diamondback Dr, #17-B

2,623 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$600,000May 2021 $7,5052025 Amount on Record Nov 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

641 Diamondback Dr, #18-A

1,702 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$6,0312025 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

643 Diamondback Dr, #18-B

2,723 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$600,000Mar 2021 $7,2022025 Amount on Record May 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

645 Diamondback Dr, #19-A

1,723 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$469,500Aug 2017 $6,7232025 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

647 Diamondback Dr, #19-B

2,701 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$615,000Jan 2023 $7,2022025 Amount on Record Jul 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

649 Diamondback Dr, #20-A

1,739 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$523,560Dec 2016 $6,0532025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

651 Diamondback Dr, #20-B

2,670 sqft · Built 2016

Last Sale Tax Bill Prior Sale Owner Records
$636,785Dec 2016 $7,6792025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

LU10 Diamondback Dr

0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,070,882Jun 2015 $762025 —Jun 2015 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

LU11 Diamondback Dr

0.048 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,070,882Jun 2015 $762025 —Jun 2015 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

Property Records in Nearby Streets