Here's a rundown of the ten most expensive home sales in the region this week: 

$3,430,596 - 1172 Windrock Drive, McLean
$3,200,000 - 10904 Cripplegate Road, Potomac
$2,187,474 - 8604 White Post Court, Potomac
$2,150,000 - 4050 Lorcom Lane, Arlington
$2,092,316 - 13091 Belle Cote Lane, Fairfax
$1,963,917 - 12833 Talley Lane, Gaithersburg
$1,950,000 - 896 Chinquapin Road, McLean
$1,875,000 - 8500 Stony Point Court, McLean
$1,850,000 - 6612 Marywood Road, Bethesda
$1,850,000 - 2625 Stedding Hill Road, Oakton

This week, 71 sales broke the $1 million dollar mark—which areas had the most million-dollar-plus sales?

• McLean (6)
• Ashburn (5)
• Potomac (5)
• Vienna (5)

Thanks, American City Business Leads.