Clinton's house in Chappaqua, New York, a Dutch colonial, has five bedrooms, four bathrooms and is valued at $4.13 million by Zillow.com.

Personal Wealth:

Hillary Clinton is worth between $10 million and $50 million. Much of her wealth comes from Bill's speaking fees. He has earned millions since leaving office.

John Edwards' House:

Former Senator and trial lawyer John Edwards has a sprawling estate in North Carolina, including a 10,400-square-foot main house with two garages, a recreation building, and a barn-like building housing a basketball court, squash court, swimming pool and various rooms, including one they call "John's Lounge," according to the Carolina Business Journal.

Personal Wealth:

John Edwards was a successful trial lawyer before entering politics. Most of his $50 million net worth came from his law work. Michael J. Dayton, editor of the North Carolina Lawyers Weekly, told the New York Times that he had more than 42 multi-million-dollar verdicts and settlements and another 32 near the $1 million mark.

The wealthiest candidate in the race: Mitt Romney.

The richest of the candidates, he has assets of between $190 and $250 million, according to the Center for Responsive Politics. Already he is estimated to have spent $20 million of his own money on the race.

Also wealthy is John McCain, due to his wife Cindy:

According to MONEY magazine, McCain's net worth is over $40 million. The bulk of his wealth comes from his wife Cindy who is chairman of Hensley & Co., the Anheuser-Busch beer distribution business she inherited from her father. She is an only child and is in charge of the family trusts that are worth millions.

And Rudy Giuliani:

Guiliani's net worth is over $50 million. He made over $11 million in 2006 from speech-making where he earns $200,000 per speech.