$3,450,000

For sale

27999 Co••••• Creek Rd Coulbourn Creek Rd (Sign up for 50 free credits to unlock)Marion Station, MD 21838

10Beds
13Baths
9,610Sq Ft Living
1,263,240Sq Ft Lot
1970Year Built

Property 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

Property Facts & Features

Property Type
Single Family
Status
Active
Listed
Sep 15, 2026
Price per Sq Ft
$359/sqft
ZIP Code
21838
Full Baths
9
Half Baths
4
Stories
3
Parking
Circular Driveway, Free, Gravel Driveway, Off Street, Driveway
Heating
Heat Pump(S)
Cooling
Central A/C
Construction
Brick, Vinyl Siding
Style
Georgian
Property Tax (2026)
$14,511/yr
Assessed Value
$1,299,600
Last Sold
$1,000,000 · Feb 4, 1988
County
Somerset
School District
Somerset County Public Schools

Estimated Value

$3,277,200Range $1,130,359 to $4,124,400

Automated estimate. Not an appraisal.

Features & Amenities

Bedrooms

  • Bedrooms: 10

Bathrooms

  • Total Bathrooms: 13
  • Full Bathrooms: 9
  • 1/2 Bathrooms: 4

Land Info

  • Lot Size Acres: 29.0
  • Lot Size Square Feet: 1263240

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

Pool and Spa

  • Pool Private: Yes

Home Features

  • View: Water, Bay, Scenic Vista, Trees/Woods, Courtyard, Pasture

Interior Features

  • 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

Garage and Parking

  • Off Street Parking: 50
  • Parking Features: Circular Driveway, Free, Gravel Driveway, Off Street, Driveway
  • Parking Total: 100

School Information

  • Elementary School: CALL SCHOOL BOARD
  • High School: CALL SCHOOL BOARD
  • Middle School: CALL SCHOOL BOARD
  • School District: SOMERSET COUNTY PUBLIC SCHOOLS

Heating and Cooling

  • Cooling Features: Central A/C
  • Heating Features: Heat Pump(s)
  • Heating: Yes

Other Property Info

  • Annual Tax Amount: 11200
  • Source Listing Status: Active
  • County: SOMERSET
  • Disclaimer: Standard
  • Ownership: Fee Simple
  • Source Neighborhood: NONE AVAILABLE
  • Subdivision: NONE AVAILABLE

Homeowners Association

  • Association: No
  • Calculated Total Monthly Association Fees: 0
  • Pet Description: No Pet Restrictions
  • Senior Community: No

Building and Construction

  • Total Square Feet Living: 9610
  • Year Built: 1970
  • Above Grade Finished Area: 9610
  • Above Grade Unfinished Area: 1300
  • BelowGradeFinishedArea: 0
  • Construction Materials: Brick, Vinyl Siding
  • Levels: 3
  • Property Age: 56
  • Levels or Stories: 3
  • Structure Type: Detached
  • Total Area Sqft: 10910
  • Elevator: Yes
  • Architectural Style: Georgian

Waterfront and Water Access

  • Water Access
  • Waterfront
  • Navigable Water
  • Waterfront Feet: 2000

Amenities and Community Features

  • Horse Amenities: Horses Allowed

Location

Lat 38.04514 · Lng -75.79113