The Cook Political Report has a good record, but some people have complained of a bias due to Cook’s personal political leanings. Well, if that’s too much for you, here’s another set of ratings from Key House Races.
The site was founded by Free Republic readers, so now those who mistrust Cook for whatever reason can now look to them. Soon I’ll run a simulation based on their ratings.
House of Representatives Swingometer
Electoral College Swingometer