As I posted in another thread:
Link:
http://firstread.msnbc.msn.com/archive/2008/01/03/545314.aspxPresumably the entrance polls will come out *very* soon after the caucuses are called to order.
Don't know exactly when real results will come out, but here's a thread from 2004 discussing Iowa results:
https://uselectionatlas.org/FORUM/index.php?topic=426.15and zorkpolitics posted the first results (13% of precincts reporting in) at 8:47pm Eastern. Also, this blog post from National Review:
http://corner.nationalreview.com/post/?q=YTY0OGJjMGUwYzNkNmFlMWYwN2Y3YjBjOTk5MWIzNTg=has 32% of precincts reporting at 8:54 Eastern back in 2004. Don't know if the caucus start time was the same back then, and don't know if the GOP results would come out on a similar timeline.