9817 MAINSAIL DR, Gaithersburg, MD 20879

• 4 beds |
• 3 baths |
• 2,560 sqft

Property Description

**OPEN SATURDAY, 9/19 from 11-1** Welcome to 9817 Mainsail Drive! Situated on a half-acre lot, you'll find the best backyard in the neighborhood! Whether you're entertaining guests, enjoying family time, or simply relaxing outdoors, this backyard offers a rare combination of space, privacy, and enjoyment. 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.

Listing Status:

Active

Date Added:

September 10, 2026

Data Last Updated:

September 20, 2026 at 7:16AM

Listing Office:

Keller Williams Capital Properties : 2022437700

Listing Agent:

Sophia Ferderer : 3012210569

MLS ID:

MDMC2253682

Interior

• General: AtticCeiling Fan(s)Walk-in Closet(s)
• Appliances: Built-In MicrowaveDishwasherDryerDisposalOven - DoubleOven/Range - ElectricWasherWaterHeater
• Basement: Unfinished
• A/C: Central A/C
• Heating: Heat Pump(s)Electric
• Fireplace: FireplaceFireplaces: 1
• Disability Feature: None

Exterior

• General: Above Grade
• Style: Colonial

Construction

• General: Vinyl SidingCombinationOther3OtherActive Radon Mitigation

Location

• HOA Amenities: 325.0Annually
• Originating MLS: BRIGHT_MAIN
• School District: MONTGOMERY COUNTY PUBLIC SCHOOLS
• County: MONTGOMERY-MD

Lot

• Zoning: R-200160902482081

Utilities

• Water: Public
• Sewer: Public Septic

Financial

• Source: BRIGHT_MAIN