12 Car Garage Potomac Mansion For Sale Via Auction
Description: |
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| This not a distress sale, it is a luxury retail real estate auction. Listed for $24.9M Starting Bids Expected Between $7.5M-$11.5M Description Anchored along the Potomac River on over 13 private acres, this magnificent French Chateau-inspired estate exemplifies the pinnacle of architectural refinement and luxurious living. Approached by a half-mile tree-lined drive beyond an arched gate, the residence unveils breathtaking panoramas of the river and protected parkland. A masterful collaboration between architect John Ike, designer Geoffrey Bradfield, and Horizon Builders, this limestone and slate masterpiece comprises over 40,000 square feet across three meticulously crafted structures. The 25,000-square-foot main residence features coffered ceilings, floor-to-ceiling windows, and imported stone detailing throughout four levels. The entertainment-grade lower level showcases a professional theater, clubroom with magnificent bar, and wine cellar rivaling the finest restaurants. A thoughtfully designed three-level guesthouse with 11 garage bays transforms effortlessly from automotive showroom to glamorous event space, while a 4,500-square-foot staff residence ensures seamless property management. Every amenity speaks to uncompromising luxury—commercial chef's kitchen, elevator access, heated pool, generator backup, automated snow-melt systems, and reverse osmosis water throughout. Remarkably, sale proceeds benefit The American Cancer Society, making this acquisition an extraordinary legacy opportunity. Property and opportunity details provided by seller or others; buyer to verify. Property Features Architectural Features French Chateau design by architect John Ike with interior design by Geoffrey Bradfield; Limestone exterior wrapped with slate Mansard roof; Custom wrought iron entry doors; Dramatic coffered ceilings with 24-foot limestone fireplace; Grand staircase in reception hall; Floor-to-ceiling window expanses throughout; Glossy and honed marble applications; Rich mahogany millwork with thick, intricate moldings; Imported stone detailing; Covered terraces and balconies; Unobstructed views of Potomac River and protected parkland Primary Residence - Main Level Entertainment-sized reception rooms; Commercial-grade chef's kitchen; Main-level library; Octagonal conservatory; Intimate breakfast room with water views Primary Residence - Upper Level Four luxuriously appointed bedroom suites; Owner's suite with sweeping Potomac views featuring two full baths, expansive automated dressing rooms with built-in watch winder, and personal grooming station; Executive-size home library adjoining primary suite with substantial marble fireplace and mahogany built-ins; Custom playroom Primary Residence - Lower Level Clubroom with magnificent bar; Professional theater; Championship wine cellar rivaling finest restaurants; Walk-out access Guesthouse - Three Levels Eleven garage bays with showroom-style automotive display; Space transforms for black-tie galas; Catering kitchen; Upper level with spacious gathering room and fireplace; Two ensuite bedrooms; Kitchen and powder room on upper level Staff House - Entry Location 4,500 square feet; Living space; Multiple offices for property management; Equipment garages Additional Amenities Elevator serving all floors of main residence; Heated pool and loggia; Walk-in refrigerators and freezers; Reverse osmosis water systems throughout; Smoke-eaters for cigar enthusiasts; Generator protection for all three structures; Automated heating systems at front steps and cobblestone garage court preventing snow and ice accumulation Location Less than 1.5 miles from Potomac Village; 15 miles from Washington, D.C.; Convenient access to two international airports; Sale proceeds donated directly to The American Cancer Society research Philanthropic Note Proceeds from the sale will support the American Cancer Society’s mission, including research, advocacy, and patient support. Auction Property details provided by seller or others; buyer to verify. Concierge may also, in its discretion, offer additional incentives to one or more pre-auction bidders, including but not limited to guarantees and purchase terms that differ from the Purchase and Sale Contract. Buyer's Premium subject to VAT. Deposit $10,000 bidder deposit required Location Potomac is an exclusive enclave in Montgomery County featuring world-class amenities with proximity to the nation's capital, Congressional Country Club, and airports such as Montgomery County Airpark. Cultural attractions like the Glenstone Museum, the largest private contemporary art museum in the United States, sit on 230 acres, showcasing over 1,300 works within stunning landscapes. Great Falls Park, the Potomac River, Mather Gorge, and Billy Goat Trail provide spectacular views and endless outdoor adventures, while Horse Country offers a rich equestrian heritage. Downtown Bethesda lies ten minutes away with nearly 200 restaurants, theaters, upscale shopping, prestigious private schools, and vibrant nightlife. The estate enjoys convenient access to two international airports, the Capital Beltway, Potomac Village, and all the historical treasures of Washington, D.C. |
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Members profile: |
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| Advertised by: | Sothebys Concierge Auctions (click here to see full profile) |
| Email: | Email Advertiser |
Ad Details |
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| Property is | For Sale |
| Garage Spaces (put 0 if this does not apply) | 12.00 |
| Price Info | Listed for $24.9M Starting Bids Expected Between $7.5M-$11.5M |
| Price: | $0 USD |
| Garage Sq. Ft. | 3,000 (approx.) |
| Garage Buildings | Both Attached and Detached |
| Motor Court | Yes |
| Workshop | Yes |
| RV Parking | Outside, Yes |
| Other Features | Room for Car Lifts, Long Driveway, Separate Storage Areas |
...and then there is the House |
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| Bedrooms | 6 |
| Bathrooms | 6 full and 6 half |
| House Sq. Ft. | 25,119± sq.ft . |
| Jacuzzi Hot Tub | Yes |
| Swimming Pool | Yes |
| Wine Cellar | Yes |
| Lot/Parcel Type | 13.5± acres |
For Sale at Auction |
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| Auction Sale? | Yes |
| Type of Auction | Retail Auction (not Foreclosed Properties), Internet Auction, Minimum Bid Amount Required |
| Auction Date | Bidding Starts On: December 5, 2025 at 3:00 AM EST |
| Auction Time | Bidding Closes On: December 18, 2025 |
Website |
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| Website | https://www.conciergeauctions.com/auctions/11900-river-rd-potomac-m... |
Location |
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| View on map | |
| Address | 11900 River Road |
| City | Potomac |
| State | MD |
| Postal Code | 20854 |
| Country | USA |
Call Me! |
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| Phone | +1 646.760.8109 |
| Fax | Thomas Campbell Auction Specialist: thomas.campbell@conciergeauctions.com |
| Ad id: | 17395163 |
| Views: | 3011 |