9817 Mainsail Drive Gaithersburg, MD $ 699,000
9817 Mainsail Drive
$ 699,000
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9817 Mainsail Drive

Gaithersburg, MD, 20879
$ 699,000
Bedrooms4 Baths2.1 Sq 2,560

Monthly Estimate*

$ 4,828

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Single Family Home for sale in Gaithersburg, MD

for $699,000 with 4 bedrooms and 2 full baths, 1 half bath. This 2,560 square foot home was built in 1986 on a lot size of 0.51.

**Price Improvement! Make this beautiful house your home! **Welcome to 9817 Mainsail Drive! Situated on a half-acre lot, you'll find the best backyard in the neighborhood! The owners have thoughtfully opened up the landscape, creating a spacious, more leveled area rarely found on nearby lots. Inside, you'll find 4 bedrooms, 2.5 bathrooms, and a versatile den that can easily serve as a home office, playroom, or flex space to meet your needs. A 2-car garage provides added convenience and storage. The home's thoughtful layout is complemented by a stunning living room featuring tall ceilings and skylights that fill the space with natural light and create an open, airy feel. Meticulously maintained by its original owners and thoughtfully improved over the years, this is the kind of house that truly feels like home. Major updates include a new HVAC system, radon mitigation system, updated windows and doors, and new insulation in both the attic and basement. These significant investments enhance comfort, efficiency, and peace of mind for years to come. Upstairs, the spacious primary suite offers an ensuite bathroom featuring a soaking tub and separate shower. Three additional bedrooms and a full bathroom complete the second level, providing plenty of space for family, guests, or hobbies. Combining meaningful updates, flexible living spaces, and a backyard that truly steals the show, 9817 Mainsail Drive offers a rare opportunity to own a home that has been thoughtfully maintained and genuinely loved. Conveniently located near parks, shopping, dining, and commuter routes, this is one you won't want to miss.

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Single Family Active

Price

$ 699,000

Bedrooms

4

Full Bath

2

Half Bath

1

Property Type

Single Family

Taxes

$ 7,014

Style

Colonial

Lot Size

0.51

Year Built

1986

Town/City

Gaithersburg

County/Region

Montgomery

MLS | Web ID

MDMC2253682

Features
General
Living Area 2560
Sewer Public Septic
Heating Heat Pump(s)
Cooling Central A/C
Possession Immediate Negotiable
Appliances Built-In Microwave Dishwasher Dryer Disposal Oven - Double Oven/Range - Electric Washer Water Heater
Zoning R-200
HOA Fee 325.00
Garage Spaces 2.00
Association Fee Includes Trash
Architectural Style Colonial
Construction Materials Vinyl Siding Combination Other
School District MONTGOMERY COUNTY PUBLIC SCHOOLS
Year Built 1986
Levels 3
Tax Year 2026
Ownership Fee Simple
Cool Fuel Electric
Accessibility None
Assoc Fee Paid Per Annually
County MONTGOMERY
New Construction N
Property Type Residential
HOA Y
Subdivision Name GOSHEN ESTATES
Garage Y/N Y
Water Access Y/N N
Other Structures Above Grade
Full Baths 2
Status ACTIVE
Directions From I-270 take Shady Grove Rd east to Airpark Rd then turn onto Mainsail Dr and follow to 9817 Mainsail Dr.
City GAITHERSBURG
Senior Community Y/N N
Lot Size Units Square Feet
Lot Size Square Feet 22216.00
Tax Annual Amount 7014.2
Home Warranty Y/N N
Structure Type Detached
Condo/Coop Association fee Y/N N
Bathrooms Full Main Level 0
Bathrooms Count Main Level 1.00
Price Per Sq Ft Total AG 273.05
Historic Y/N N
Lease Considered Y/N N
Vacation Rental Y/N N
Standard Status Active
Year Built Source Estimated
Legal Subdivision GOSHEN ESTATES
Association Recreation Fee N
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Interior
Interior Amenities Attic Ceiling Fan(s) Walk-in Closet(s)
Heating Fuel Electric
Basement Unfinished
Total Fireplaces 1
Hot Water Electric
Basement (Y/N) Y
Heating Y/N Y
Fireplace Y/N Y
Above Grade Finished Area 2560
Half Baths 1
Central Air Y/N Y
Total Bedrooms 4
Entry Level 2
Main Level Bedrooms 0
Laundry Type Main Floor
Above Grade Finished Area Source Estimated
Above Grade Finished Area Unit Type Square Feet
Total Baths 3
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Exterior
Pool No Pool
Water Source Public
Garage Features Garage Door Opener
Type of Parking Attached Garage Driveway
Foundation Details Other Active Radon Mitigation
Water View Y/N N
Lot Size Acres 0.51
Lot Size Source Estimated
Waterfront Y/N N
Navigable Water Y/N N
Water Oriented Y/N N
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Internal Only
Street Number 1 9817
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* Excluded Features
List By
Keller Williams Capital Properties

Broker

sjuferd@kw.com

Email

Affordability Calculator

$5,412
Per Month
89%
11%
0%
Monthly Principal & Interest
$4,828
Monthly Property Taxes
$585
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
3533413 Elementary School
3533471 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
10/6/2026$699,000 -1.55% Price Down
9/30/2026$710,000 -3.40% Price Down
9/4/2026$735,000 Listed Price

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9817 Mainsail Drive, Gaithersburg, MD, 20879 is a Single Family Home for sale at $699,000 with 2,560 sqft and a lot size of 0.51. 9817 Mainsail Drive has 4 bedrooms, 2.1 baths, and was built in 1986. The property's zip code is 20879 which is in Gaithersburg, MD