Thirty percent say they would vote for Daniels. He was praised Sunday for being fiscally conservative, having "core moral values" and running a state government with a budget surplus.
The Daily Astorian reports that another 23 percent say they would vote for former Massachusetts Gov. Mitt Romney and 18 percent would vote for Palin, the 2008 GOP vice presidential nominee.
Former Arkansas Gov. Mike Huckabee garnered 10 percent of the vote in the straw poll.
The three-day conference wrapped up on Sunday.