electoral-vote.com

[MattD]

This website shows state-by-state polling, vs taking a national poll. They pretty much nailed the 2004 elections.

http://www.electoral-vote.com/

[chaboard]

This website shows state-by-state polling, vs taking a national poll. They pretty much nailed the 2004 elections.

http://www.electoral-vote.com/

I like this one both for the aggregation of poll results and the transparency of methodology:

http://www.fivethirtyeight.com/