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$824,900 Coming Soon

  • For Sale
  • Coming Soon
  • Single Family
  • 4 Beds
  • 3 Full Baths
  • 1 Partial Bath
  • 4,000 Sq. Ft.
  • 2 Car Garage
  • Updated 1 day ago

Next open house:

Open House: 1:00 PM - 3:00 PM

Sunday 8/2 1:00 PM - 3:00 PM

21717 Glendalough Road,Gaithersburg, MD 20882

21717 Glendalough RoadGaithersburgMD20882

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Welcome to Glendalough, a beautifully appointed estate home just outside of Laytonsville. From the moment you arrive, you'll be impressed by the stately brick front, columns, and wood burning fireplace in the living room, now brightened with new recessed lighting. The office/den also enjoys new recessed lighting and features built-in shelving. The formal dining room features chair rail and crown molding. You're sure to love the large kitchen that features a breakfast bar, granite countertops, & stainless steel appliances. The mudroom off of the garage is a real bonus, with washer dryer and plenty of storage. Upstairs, brand new carpet runs throughout the bedroom level, where you'll find three large bedrooms and a full bathroom plus the Primary bedroom with an extra large en-suite bathroom with a soaking tub, double walk-in closets, and plenty of storage space. The large finished basement has been freshly updated with brand new LVP flooring and fresh paint, and offers a full bathroom, wetbar/kitchenette, fridge, and a bonus pool room AND den/office. But that's not all - this home also has a large backyard on a 1.74 acre private lot that backs to trees. So if you're looking for luxury, privacy, and plenty of space, then Glendalough is the perfect home for you! Located near downtown Laytonsville where you can enjoy small town shops, local breweries & and farms/markets.

Full Property Details for 21717 Glendalough Rd

General

  • Price: $824,900
  • Taxes: $9,443 (2026)
  • Status: Coming Soon
  • Type: Single Family
  • Source: BrightMLSMidAtlantic
  • MLS ID: MDMC2246268
  • Updated: 7/20/2026
  • Added to Site: 1 day(s) ago
  • Expected Market Date: 7/29/2026

Interior

  • Fireplace: Yes
  • Number of Fireplaces: 1

Rooms

Bathrooms

  • Total Bathrooms: 4
  • Full Bathrooms: 3
  • Half Bathrooms: 1
  • Upper Floor Baths: 2
  • Upper - Full Baths: 2
  • Main Floor Baths: 1
  • Main - 1/2 Baths: 1
  • Lower Floor Baths: 1
  • Lower - Full Baths: 1

Bedrooms

  • Total Bedrooms: 4
  • Bedrooms Upper: 4

Other Rooms

  • Laundry: Main Floor

Parking

  • Garage: Yes
  • Garage Spaces: 2
  • Total Spaces: 7
  • Parking Features: Asphalt Driveway
  • Parking Type: Attached Garage, Driveway
  • Garage Description: Garage - Side Entry

Location

  • County: MONTGOMERY
  • Subdivision: GOSHEN HUNT HILLS
  • Driving Directions: Heading North on Woodfield Rd (124), Right on to Brink Rd, Left on to Glendalough Rd, Property will be on your right
  • Direction Faces: West

School Information

  • School District: Montgomery County Public Schools
  • Elementary School: Laytonsville
  • Middle School: Gaithersburg
  • High School: Gaithersburg

Heating & Cooling

  • Central air: Yes
  • Cooling Type: Central A/C
  • Cooling Fuel: Electric
  • Heating Type: Central
  • Heating Fuel: Oil
  • Water Heater: Electric

Utilities

  • Sewer: On Site Septic, Septic Exists
  • Water: Well

Structural Information

  • Architectural Style: Colonial
  • Structure Type: Detached
  • Construction: Brick Front, Vinyl Siding
  • Basement: Yes
  • Basement Desc.: Walkout Level
  • Foundation: Block
  • Roof: Asphalt, Shingle
  • Stories Description: Lower 1, Main, Upper 1
  • Square Feet: 4,000
  • Sq. Ft. Source: Assessor
  • Living Area: 4,000 Sq. Ft.
  • Finished Above Grnd: 3,020 Sq. Ft.
  • Finished Below Grnd: 980 Sq. Ft.
  • Year Built: 1978
  • Year Built Source: Estimated

Unit Information

Unit 1

  • Bathrooms-Lower: 1

Lot Features

  • Property View: Trees/Woods
  • Lot Size (Acres): 1.74
  • Lot Size (Sq. Ft.): 75,794
  • Lot Size Source: Estimated
  • Zoning: AR

Financial Considerations

  • Price Per Sq. Ft.: $273.15
  • Assessment Year: 2026
  • County Tax: $8,701
  • County Tax Freq: Annually
  • Tax w/Assessment: $806,000
  • Tax Amount: $9,443
  • Tax Year: 2026
  • Tax Total Finished Sq. Ft.: 4000

Disclosures and Reports

  • Ownership: Fee Simple
  • Lot Number: P5

Listed by Long & Foster Real Estate, Inc., Drew Lowe

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Listing agent

— 21717 Glendalough Rd —

  • Drew Lowe

    Long & Foster Real Estate, Inc.

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 21717 Glendalough Rd

School District:Montgomery County Public Schools, Gaithersburg, MD
NameGradesDistance
Laytonsville Elementary School
21401 Laytonsville Road, Gaithersburg, MD 20882
K-51.4 mi
Gaithersburg Middle School
2 Teachers Way, Gaithersburg, MD 20877
6-84.9 mi
Gaithersburg High School
101 Education Boulevard, Gaithersburg, MD 20877
9-125.6 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 21717 Glendalough Rd Get Price Alerts and Save Property

Date
Details
Price
Change
Source
7/20/2026
Listed
$824,900
66.65%
MLS
7/27/2016
Sold
$495,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 21717 Glendalough Rd

Year
Property Taxes
Change
Tax Assessment
Change
2025
$9,443
8%
$755,833
7%
2024
$8,768
13%
$705,667
8%
2022
$7,729
48%
$655,500
1%
2022
$5,216
-20%
$647,200
1%
2018
$6,535
-12%
$638,900
1%
2021
$7,455
3%
$630,600
3%
2020
$7,220
3%
$611,100
3%
2019
$7,009
1%
$591,600
3%
2018
$6,909
12%
$572,100
3%
2017
$6,147
7%
$555,033
3%
2016
$5,728
2%
$537,967
3%
2015
$5,593
—
$520,900
—
2014
$5,572
—
$520,900
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 21717 Glendalough Rd

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*These costs are estimates, and the interest rates assume exceptional credit standing.

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NMLS#: 1598647

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Listed by Long & Foster Real Estate, Inc., Drew Lowe

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21717 Glendalough Road, Gaithersburg, MD 20882 (MLS# MDMC2246268) is a Single Family property with 4 bedrooms, 3 full bathrooms and 1 partial bathroom. 21717 Glendalough Road is currently listed for $824,900 and was received on July 20, 2026. Want to learn more about 21717 Glendalough Road? Do you have questions about finding other Single Family real estate for sale in Gaithersburg? You can browse all Gaithersburg real estate or contact a Coldwell Banker agent to request more information.

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