Home & Style

MoCo Mansion

Want a house with 503 light switches? This Bethesda home has you covered—for $9 million

The agents selling this 35,000-square-foot mansion in Bethesda claim it’s the biggest house in Montgomery County. On the border of Bethesda and Potomac, it sits on a short street called Natelli Woods Lane that sidles up to the well-known golf course TPC Potomac at Avenel Farm. It listed for $9 million in July. So what does the biggest house in one of the richest counties in America look like? Here’s a break down by the numbers: 

Bedrooms: 12
Bathrooms: 17
Acres: 4.86
Columns: 51
Balusters: 1,365
Kitchens: 6
Wall switches: 503
Recessed lights: 231
Closets: 49
Doors: 193
Steps: 223
Door hinges: 630
Windows: 265
Saunas: 2
Dining rooms: 2
Indoor pool: 1
Indoor hot tub: 1
Tennis court with lights: 1

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