Democrats insist they have a chance at regaining the majority in the House just two years after they lost it in the 2010 election. But Republicans have their biggest House majority in six decades and are playing some offense too, which means it's a tall task for the minority party.

This is a useful dataset. It doesn't look likely that the Dems will take the house.

The race for House control - House race ratings election 2012 - The Washington Post