2. 9923 Logan Dr Potomac MD
9923 Logan Dr Potomac MD

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9923 Logan Dr Potomac, MD

9923 Logan Dr Potomac, MD 20854 was built in 2015 and last sold for $3,500,000. The property has a lot size of 36,768 Sq Ft lot and is listed as a Single Family. The property is currently not for sale. Current estimates place the value near 3,642,000, reflecting a 10% change over the past year, with 7 beds, 7 baths, and approximately 12,325 sq ft of living space. If you are looking to buy or rent a property, use USPhoneBook's property database to avoid rental scams, understand tax liabilities, and get a sense of the property's value over time. You can also check out the neighborhood section and see nearby homes, last sold for prices, tax records and more.
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Public Facts

$3,500,000
Last sold Sep 17, 2025
7
Beds
7
Baths
12,325
Sqft
Off Market
$3,642,000 estimated value
Built in 2015
$295/sqft
36,768 lot sqft
$1,625 HOA fees

Property characteristics

Property type
Residential
Zoning type
Single Family
APN
10-00852608
Parking
3
Subdivision
Knollwood
Heating
Yes
Cooling
Central
Fireplaces
1
Stories
2

Property History

Over the last 12 months, the sales price of 9923 Logan Dr Potomac, MD 20854 has increased by 10%, and the tax increased by 3%.

Price History

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Year Price Price/Sq Ft
2026 $ 3,425,000 10 % $ 278
2025 $ 3,091,000 3 % $ 251
2024 $ 2,994,000 2 % $ 243
2023 $ 2,933,000 19 % $ 238
2022 $ 2,449,000 8 % $ 199
2021 $ 2,248,000 ---- $ 182

Tax History

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Year Taxes Assesments
2025 $ 30,141 3 % $ 2,500,100
2024 $ 29,149 8 %
2023 $ 26,855 10 % $ 2,226,367
2022 $ 24,236 -49 % $ 2,089,500
2021 $ 48,427 ---- $ 2,089,500
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Owner

Marnie Grinspoon Marnie E Grinspoon , Age 56

Lives at 9923 Logan Dr, Potomac, MD 20854-4356
Relatives: Jeffrey Grinspoon, Beverly Te, David Nimetz, Jessica Grinspoon, Lindsey Grinspoon, Stanley Nimetz, Andrea Grinspoon, Jill Balow, Leslie Grinspoon
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People Living at 9923 Logan Dr Potomac, MD

Marnie Grinspoon Marnie E Grinspoon , Age 56

Lives at 9923 Logan Dr, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan Dr
Prior addresses: 7025 Renita Ln, Bethesda, MD 20817-1598 Bethesda MD 20817 7025 Renita Ln 9923 Logan DR, Rockville, MD 20854-4356 Rockville MD 20854 9923 Logan DR 300 N Ocean DR, Bethany Beach, DE 19930-9201 Bethany Beach DE 19930 300 N Ocean DR
Relatives: Jeffrey Grinspoon, Beverly Te, David Nimetz, Jessica Grinspoon, Lindsey Grinspoon, Stanley Nimetz, Andrea Grinspoon, Jill Balow, Leslie Grinspoon
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Jeffrey Grinspoon Jeffrey Scott Grinspoon , Age 58

Lives at 7952 Trieste Pl, Delray Beach, FL 33446-4404 Delray Beach FL 33446 7952 Trieste Pl
Prior addresses: 7025 Renita Ln, Bethesda, MD 20817-1598 Bethesda MD 20817 7025 Renita Ln 9923 Logan Dr, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan Dr 9923 Logan DR, Rockville, MD 20854-4356 Rockville MD 20854 9923 Logan DR
Relatives: Marnie Grinspoon, Andrea Grinspoon, Jessica Grinspoon, Jill Balow, Leslie Grinspoon, Lindsey Grinspoon, Roslyn Grinspoon, Allison Grinspoon
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Florian Frillman Florian E Frillman , Age 99

Lives at 28425 Clarksburg Rd, Damascus, MD 20872-1369 Damascus MD 20872 28425 Clarksburg Rd
Prior addresses: 3420 Winmoor Dr, Ijamsville, MD 21754-9545 Ijamsville MD 21754 3420 Winmoor Dr 9923 Logan Dr, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan Dr 9923 Logan Dr, Rockville, MD 20854-4356 Rockville MD 20854 9923 Logan Dr
Relatives: Callen Frillman, Chase Frillman, Jill Frillman, Melinda Frillman, Peter Frillman, Siiri Frillman, Alisha Peterson, Amy Duross
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Samantha Willoughby Samantha K Willoughby , Age 41

Lives at 9923 Logan DR, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan DR
Prior addresses: 10 River Falls Ct, Potomac, MD 20854-3885 Potomac MD 20854 10 River Falls Ct
Relatives: Bryan Guiffre, Charles Guiffre, Donna Munson, Edgar Hickman, Fletcher Brown, Francesca Brown, Kenneth Guiffre, Lynn Guiffre
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Francesca Brown Francesca R Brown , Age 23

Lives at 10 River Falls Ct, Potomac, MD 20854-3885 Potomac MD 20854 10 River Falls Ct
Prior addresses: 9923 Logan Dr, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan Dr 8008 River Falls Dr, Potomac, MD 20854-3842 Potomac MD 20854 8008 River Falls Dr
Relatives: Andrea Pederzani-Brown, Fletcher Brown, Francesca Brown, Mitchell Brown, Samantha Willoughby, Alan Stransky, Bryan Guiffre, Charles Guiffre, Colleen Stransky
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Fletcher Brown Fletcher M Brown , Age 21

Lives at 9923 Logan DR, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan DR
Prior addresses: 8008 River Falls DR, Potomac, MD 20854-3842 Potomac MD 20854 8008 River Falls DR
Relatives: Francesca Brown, Mitchell Brown, Samantha Willoughby, Alan Stransky, Andrea Pederzani-Brown, Bryan Guiffre, Charles Guiffre, Colleen Stransky
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Stanley Nimetz Stanley Aaron Nimetz , Age 93

Lives at 3210 N Leisure World Blvd, Apt 105, Silver Spring, MD 20906-8353 Silver Spring MD 20906 3210 N Leisure World Blvd, Apt 105
Prior addresses: 38180 Marion Ln, Ocean View, DE 19970-2816 Ocean View DE 19970 38180 Marion Ln
Relatives: Beverly Te, David Nimetz, Marnie Grinspoon, Jeffrey Grinspoon, Jessica Grinspoon, Lindsey Grinspoon, Stefanee Nimetz, Stefanee Wexler, Stephanee Nimetz
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Lindsey Grinspoon Lindsey N Grinspoon , Age 26

Lives at 7025 Renita Ln, Bethesda, MD 20817-1598 Bethesda MD 20817 7025 Renita Ln
Prior addresses: 9923 Logan Dr, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan Dr 437 N Frances St, Unit 742, Madison, WI 53703-2121 Madison WI 53703 437 N Frances St, Unit 742
Relatives: Jeffrey Grinspoon, Jessica Grinspoon, Marnie Grinspoon, Andrea Grinspoon, Beverly Te, David Nimetz, Jill Balow, Leslie Grinspoon, Roslyn Grinspoon
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Francesca Brown Francesca Brown , Age 23

Lives at 8008 River Falls DR, Potomac, MD 20854-3842 Potomac MD 20854 8008 River Falls DR
Prior addresses: 9923 Logan DR, Potomac, MD 20854-4356 Potomac MD 20854 9923 Logan DR
Relatives: Fletcher Brown, Francesca Brown, Mitchell Brown, Samantha Willoughby, Alan Stransky, Andrea Pederzani-Brown, Bryan Guiffre, Charles Guiffre, Colleen Stransky
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Neighbors

9927 Logan Dr
Potomac, MD
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9919 Logan Dr
Potomac, MD
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9915 Logan Dr
Potomac, MD
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9926 Logan Dr
Potomac, MD
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FAQs

Who lives at 9923 Logan Dr, Potomac, MD 20854?
According to our records, the current person living in 9923 Logan Dr is Marnie Grinspoon.
Is this property currently for sale?
The property is not for sale and last sold for $3,500,000 on Sep 17, 2025. Use USPhoneBook to review nearby listings or compare similar homes in the area.
What is the estimated value of this property?
The estimated value is $3,642,000, reflecting a 10% change over the past year. You can explore price history and tax records to see how the value has changed over time.
How big is this property?
It features approximately 12,325 sq ft of living space on a 36,768 sq ft lot, built in 2015 and classified as a Single Family.
What nearby properties can I compare this to?
Nearby homes include 9927 Logan Dr, 9919 Logan Dr, and 9915 Logan Dr, each with its own property report to help compare size, value, and residents.