America's Most Expensive Home Sales of 2011

1. $100,000,000 | Los Altos Hills mansion, 13310 La Paloma Road, Los Altos Hills, CA

• Buyer: Yuri Milner, the Russian-born founder of Digital Sky Technologies

2. $88,000,000 | 15 Central Park West, Penthouse, New York, N.Y.

• Buyer: Ekaterina Rybolovleva, the 22-year-old daughter of Russian billionaire Dmitriy Rybolovlev

3. $85,000,000 | Spelling Manor, 594 South Mapleton Drive, Los Angeles, CA

• Buyer: Petra Ecclestone, the 22-year-old daughter of Formula One billionaire Bernie Ecclestone

4. $53,000,000 | Pine Brook Atherton, 237 Atherton Avenue, Atherton, CA

• Anonymous buyer

5. $48,000,000 | The Plaza, condo unit, 768 Fifth Avenue, #1207 and #1209, New York, N.Y.

• Buyer: Igor Krutoy and wife, Russian composer

5. $48,000,000 | Vanderbilt Mansion, 16 East 69th Street, New York, N.Y.

• Buyer: Libet Johnson, Johnson & Johnson heiress

7. $42,900,000 | Porcupine Creek, 42765 Dunes View, Rancho Mirage, CA

• Buyer: Larry Ellison, Oracle’s (ORCL) co-founder and chief executive

8. $40,000,000 |  La Belle Vie, 332 St. Cloud Road, Los Angeles, CA

• Buyer: Gene Sykes, a managing director at Goldman Sachs

9. $39,500,000 | Field Point Park waterfront mansion, 84 Field Point Circle, Greenwich, CT

• Anonymous buyer

10. $36,500,000 | Harkness Mansion, 4 East 75th Street, New York, N.Y.

• Buyer: Larry Gagosian, art dealer

Source