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Listing 2 out of 329
$2,500,000 For Sale

4309 Sundown Road
Gaithersburg, MD 20882

7 beds, 6 full, 1 partial baths | Single Family Home
10,292 sq ft; lot: 20 acres - MLS# MDMC489126
Property Photo


Outstanding 20 acre equestrian estate that has everything to offer. Ideally located in some of Marylands most impressive, active, and pastoral Montgomery County horse country while also in close proximity to Washington, DC. The driveway between the rolling pastures brings you to a brick circular court and impressive entrance to the 6, 000+ sf brick manor home. The grounds are almost entirely fenced with 4 board painted fencing, including large pastures and small paddocks with run-in sheds in every field, a sand riding ring measuring 162~ by 72~, and 2 barns for a total of 25 stalls. The main barn is a center aisle barn, with half the stalls overlooking the riding ring through dutch doors. There is a wash stall, overhead fans, heated tack room, and existing 2-story lounge space with washer/dryer that could be easily converted into a barn apartment or used as an office.The secondary barn is an L shape center aisle barn, with large, open stalls, and large heated tack room with built-in storage cubbies. There is a full bath with shower. Additional out buildings include grain room, multiple storage sheds, parking for tractor/golf carts, custom storage bins by many of the pastures, and a modern, spacious 2 bedroom guest house that could be converted into a full time living space or barn manager~s home. The stunningly appointed interior includes both formal and informal spaces, for entertaining as well as comfortable family living. The dramatic foyer, gorgeous dining room, and multiple sitting rooms seamlessly coexist beside the impressive two-story study with library, cozy sun rooms, and well-equipped media and family room. Upstairs, the banister encircles the large foyer giving a dynamic sense of space. The master suite includes a sitting area, dual walk-in closets and stunning master bath. 3 other generously sized bedrooms and 2 full baths, as well as a second floor laundry. Use the main stairs or the secondary staircase down to the kitchen. The basement includes a full in-law suite or apartment with large living/dining area, fully equipped kitchen, full bath, and large bedroom. This unit also has an exit to an attached 2-car garage. Besides the living space, there is a stunning wine cellar with rooms for hundreds of bottles with a tasting area, a movie/media room, a game room, and an exercise center. Additional exterior features include a geothermal-heated in-ground pool, a pond with extensive decks and walkways bridging the center to meet at a gazebo, multiple patio spaces with room for entertaining, hacking paths for riding or walking, and truly lovely landscaping and hardscaping throughout. Minutes from hunt country & The Goshen Hounds, several of the top equestrian training facilities in the area, multiple craft breweries and wineries, public conservation areas, the Montgomery Country Club, and close to D.C. and Rockville, this property is ideally located for a business venture or personal use.


  • Property Type: Single Family Home
  • Sub Type: Detached
  • Listing Status: Active
  • County/Area: Montgomery County
  • Zip Code: 20882
  • Year Built: 1981
  • Subdivision/Neighborhood: Sundown Hills
  • School District: Montgomery County Public Schools
  • High School: Gaithersburg
  • Sq.Ft.: 10,292 sq ft
  • Style: Colonial, Georgian
  • Stories: 3+ Story
  • Bedrooms: 7
  • Full Baths: 6
  • Half Baths: 1
  • Basement: See Basement Details
  • Garage: See Garage Details
  • Fireplace: Yes, 6
  • Lot Size: 20 acres
  • Baths: 7
  • Pool or Spa: Heated, In Ground, Yes - Personal
  • View: Garden/Lawn, Pasture
  • Zoning: RDT
  • # of Attached Garage Spaces: 8
  • Above Grade Fin SQFT: 6,988
  • Above Grade Fin SQFT Source: Assessor
  • Above Grade Finished Area Units: Square Feet
  • Basement Details: Yes, Connecting Stairway, Daylight, Partial, Fully Finished, Garage Access, Heated, Improved, Interior Access, Outside Entrance, Windows
  • Bathrooms Count All Lower Levels: 1
  • Bathrooms Count All Upper Levels: 4
  • Bathrooms Count Lower Level 1: 1.00
  • Bathrooms Count Main Level: 2
  • Bathrooms Count Upper Level 1: 3.00
  • Bathrooms Count Upper Level 2: 1.00
  • Bathrooms Full All Lower Levels: 1
  • Bathrooms Full All Upper Levels: 4
  • Bathrooms Full Lower Level 1: 1
  • Bathrooms Full Main Level: 1
  • Bathrooms Full Upper Level 1: 3
  • Bathrooms Full Upper Level 2: 1
  • Bathrooms Half Main Level: 1
  • Bedrooms Count All Lower Levels: 1
  • Bedrooms Count All Upper Levels: 5
  • Bedrooms Count Lower Level 1: 1
  • Bedrooms Count Main Level: 1
  • Bedrooms Count Upper Level 1: 4
  • Bedrooms Count Upper Level 2: 1
  • Below Grade Fin SQFT: 3,000
  • Below Grade Fin SQFT Source: Assessor
  • Below Grade Finished Area Units: Square Feet
  • Below Grade Unfin Area Units: Square Feet
  • Below Grade Unfin SQFT: 304
  • Below Grade Unfin SQFT Source: Assessor
  • Central Air Y/N: Yes
  • Construction Materials: Brick
  • Cooling: Electric
  • Cooling Type: Central A/C
  • Electric Service: 120/240V
  • Exterior Features: Extensive Hardscape, Exterior Lighting, Outbuilding(s), Water Fountains
  • Garage Details: 8-Car, Yes, Basement Garage, Garage Door Opener, Garage - Side Entry, Inside Access, Oversized, Other
  • Heating: Electric, Geo-thermal
  • Heating Type: Central, Forced Air
  • Heating Y/N: Yes
  • Horses Allowed: Yes
  • Hot Water: Electric
  • Improvements: Above Grade, Below Grade
  • Interior Features: 2nd Kitchen, Breakfast Area, Built-Ins, Chair Railings, Crown Moldings, Dining Area, Double/Dual Staircase, Entry Level Bedroom, Formal/Separate Dining Room, Kitchen - Eat-In, Kitchen - Island, Master Bath(s), Upgraded Countertops, Walk-in Closet(s), Wine Storage, Wood Floors
  • Laundry Type: Main Floor, Upper Floor
  • Lot Dimensions Source: Assessor
  • Lot Features: Cleared, Front Yard, Landscaping, Level, Open, Private, Rear Yard, Rural
  • Lot SQFT: 871,200
  • Lot Size Source: Assessor
  • Lot Size Units: Square Feet
  • Municipality: Gaithersburg
  • OtherStructuresList:Other Structures: 2nd Garage, Barn/Farm Building, Barn/Stable, Carriage House, Center Aisle, Feed Barn, Garage(s), Gazebo, Guest House, Horse Stable, Machine Shed, Office/Studio, Other, Riding Ring, Run-in Shed, Shed, Storage Barn/Shed, Turn Out Shed
  • Outdoor Living Structures: Deck(s), Brick, Patio(s), Porch(es), Terrace
  • Ownership Interest: Fee Simple
  • Parking Features: Asphalt Driveway, Brick Driveway, Circular Driveway, Paved Parking, Private
  • Photo Option: Lister Will Upload All
  • Property Condition: Shows Well
  • Roof: Shingle
  • Room List: Living Room, Dining Room, Master Bedroom, Sitting Room, Bedroom 2, Bedroom 4, Bedroom 5, Kitchen, Game Room, Foyer, Study, Sun/Florida Room, Exercise Room, Great Room, In-Law/auPair/Suite, Laundry, Mud Room, Other, Bathroom 3, Additional Bedroom
  • SchoolDistrictSource: Listing Agent
  • Sewer Septic: Private/Community Septic Tank
  • Story List: Lower 1, Main, Upper 1, Upper 2
  • Tax Annual Amount: 19967.0
  • Tax Total Finished SQFT: 9,988
  • Tax Year: 2018
  • Total Below Grade SQFT: 3,304
  • Total Below Grade SQFT Source: Assessor
  • Total Finished SQFT: 9,988
  • Total Finished SQFT Source: Assessor
  • Total Garage and Parking Spaces: 20
  • Total Non-Garage Parking Spaces: 12
  • Total SQFT Source: Assessor
  • Type Of Parking: Driveway, Other, Attached Garage
  • Water Source: Well
  • Window Features: Atrium
  • Year Built Source: Assessor
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