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27999 Coulbourn Creek Rd Coulbourn Creek Rd , Marion Station, MD 21838
$3,450,000
Est. Payment: $18,944.27/mo
10 Bed
13 Bath
9610 Sqft
29 Acres
Status: active | Days on site: 45
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KWSR5 - 32264
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House Description

Offered to the public market on 9/11/26 An Extraordinary Waterfront Estate on Maryland’s Eastern Shore Kingsbay Mansion is an unparalleled waterfront estate offering timeless Georgian architecture, gracious living spaces, and exceptional possibilities for residential, hospitality, and event use. Privately situated along Coulbourn Creek near the Chesapeake Bay, this magnificent gated property provides a rare combination of luxury, privacy, and natural beauty. An Expansive Private Estate Recognized as the largest private residence in Somerset County, Kingsbay Mansion encompasses approximately 13,000 square feet and is offered with two adjoining parcels totaling approximately 28.554 acres. The main residence is situated on approximately 6.28 acres, while the adjoining 22.274-acre parcel is currently used for agricultural purposes and zoned MRC. Together, the properties offer exceptional opportunities for expanded wedding and event facilities, corporate retreats, agricultural use, or simply an extraordinary degree of privacy surrounding a primary or secondary residence. The sale includes both parcels. Timeless Architectural Elegance Designed by Ian McCallum, an architect associated with Colonial Williamsburg, Kingsbay Mansion is a distinguished example of Georgian architecture. Constructed in 1970 and crowned by an enduring slate roof, the residence features: 10 bedrooms 9 full bathrooms 4 half bathrooms Approximately 13,000 square feet of living space Seven varieties of hardwood and marble flooring Five distinctive types of wood incorporated throughout its construction At the heart of the mansion is a breathtaking three-story rotunda illuminated by a domed skylight and an exquisite Belgian crystal chandelier. The impressive ballroom features vaulted ceilings and can accommodate approximately 150 seated guests for elegant dinners, concerts, weddings, presentations, and corporate functions. Additional formal spaces include a gracious living room with a double-width fireplace and beautifully detailed beamed and crown-molded ceiling. The Chinese Chippendale-inspired formal dining room is equally remarkable, featuring mirrored china cupboards and its own fireplace. Gracious and Versatile Living Spaces Kingsbay Mansion offers an exceptional collection of gathering and entertaining areas, including: Formal living and dining rooms Family dining roof Breakfast room Lounge bar Rear foyer bar Richly appointed, wood-paneled library Attached Carriage House w/ 3 offices and conference room Large guest house Horse stables Each space contributes to the estate’s distinctive character while providing remarkable flexibility for private living, sophisticated entertaining, hospitality, and special events. A Spectacular Waterfront Setting Approximately 2,000 feet of protected shoreline surrounds the property, creating a peaceful waterfront sanctuary with sweeping views. A private dock provides convenient access for boating, kayaking, fishing, and enjoying the beauty of the Eastern Shore throughout the year. The manicured Japanese gardens offer a tranquil setting for quiet reflection, outdoor entertaining, ceremonies, and photography. Resort-Style Outdoor Amenities An elegant in-ground Grecian swimming pool is surrounded by a slate terrace and enhanced by a decorative fountain. Traditionally enjoyed from April through November, the pool area creates an inviting resort-like atmosphere overlooking the waterfront and private dock.Ask your REALTOR for additional information

Highlights

Listed by glory costa , 4103109081 Keller Williams Select Realtors of Easton , 4106907356. Bright MLS

Property Type

Residential

Lot/Acreage
29

Year Built

1970

County

Somerset

Area

Somerset East of Rt-13 (20-02)

Neighborhood

None Available

School District

Somerset County Public Schools

Listing ID

MDSO2007876

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Interior Features

Bedrooms and Bathrooms
  • ▪ Bedrooms:10
  • ▪ Bathrooms:13
  • ▪ Full Bathrooms:9
  • ▪ 1/2 Bathrooms:4
Appliances:Washer/Dryer Hookups Only, Dishwasher, Disposal, Dryer - Front Loading, Dryer, Exhaust Fan, Extra Refrigerator/Freezer, Freezer, Humidifier, Icemaker, Microwave, Intercom, Instant Hot Water, Oven - Self Cleaning, Oven - Single, Oven/Range - Electric, Range Hood, Refrigerator, Six Burner Stove, Stove, Washer, Water Conditioner - Owned, See Remarks
Air Cond:Central A/C
Fireplaces:Brick,2 Fireplaces
Floor:Bamboo,Ceramic Tile,Partially Carpeted,Tile/Brick,Wood
Above Ground Sq Ft:9610
Basement:Outside Entrance,Connecting Stairway,Rear Entrance,Sump Pump,Daylight,Full,Partially Finished,Unfinished,Walkout Level,Windows
Other:
  • ▪ Main Floor Bedrooms:10
  • ▪ Additional:Attic, 2nd Kitchen, Breakfast Area, Butlers Pantry, Family Room Off Kitchen, Kitchen - Galley, Kitchen - Table Space, Combination Dining/Living, Kitchenette, Dining Area, Primary Bath(s), Built-Ins, Upgraded Countertops, Chair Railings, Crown Moldings, Curved Staircase, Elevator, Wainscotting, Wet/Dry Bar, Wood Floors, WhirlPool/HotTub, No Pet Restrictions, Pets Allowed
Water:Well

Exterior Features

Lot:Cleared,Landscaping,Secluded,Trees/Wooded,Bulkheaded,Additional Lot(s),Fishing Available,Flood Plain,Front Yard,Level,Not In Development,Poolside,Rear Yard,Rip-Rapped,Road Frontage,SideYard(s),Stream/Creek,Unrestricted,Year Round Access,Not New Construction,Horse Property: Yes,Waterfront
Lot Dimensions:0.00 x 0.00
Garage Capacity:100
Zoning:Maritime Residential: check 22 acres for Ag tax. Zonning chage in process
Roof:Slate
Others:
  • ▪ Additional:Flood Lights, Sidewalks, Private Beach, Excellent
Sewer:Other,Private Septic Tank
Parking Features:Circular Driveway,Free,Gravel Driveway,Off Street,Driveway,4+ Spaces,3+ Spaces,2+ Spaces,1+ Spaces
Principal Interest
$18,944
Taxes
$933

Home Price

$3,450,000

Loan Details

30 yrs
7.312%

Down Payment

20%
$690,000
All calculations are estimates and provided by Blueroof360. Today’s Rates provided by Blueroof360. Information and interactive calculators are made available to you only as self-help tools for your independent use and are not intended to provide investment or tax advice. We cannot and do not guarantee their applicability or accuracy in regards to your individual circumstances. All examples are hypothetical and are for illustrative purposes. We encourage you to seek personalized advice from qualified professionals regarding all personal finance issues.
Monthly Price:
$18,944.27

Principal

Taxes

Principal Taxes HOA Total
Monthly $18,944.27 $933.33 $0.00 $19,877.60
Yearly $227,331.25 $11,200.00 $0.00 $238,531.25
Total $6,819,937.44 $336,000.00 $0.00 $7,155,937.44
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Chico Gordy
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Market insight data is pulled from the same city as the listing being viewed (Marion Station, MD).

The schools listed are within a 2-mile radius of the property; however, attendance is not guaranteed. Please contact the local school district to confirm zoning and enrollment options.

Information provided by Bright MLS, and is deemed reliable but not guaranteed accurate.

IDX service by Blueroof 360

Data last updated: 2026-11-14T13:14:08.000Z

© 2026 Bright MLS