The poll has been conducted by the Iowa Secretary of State with results posted to their website.
[3] In 2015, the State Fair poll found Donald Trump to be the most favored GOP candidate among 677 votes cast, defeating Ben Carson and Sen. Ted Cruz (Texas).
Cruz went on to win the Iowa GOP caucuses, defeating Trump by 4 percent.
[4] Clinton went on to defeat Sanders in the Democratic state primary by less than 1 percent.
On the Democratic side, there were 24 candidates listed in the presidential poll and 2,118 votes cast.