Poll Chart

2016 Iowa President: Trump vs. Clinton

Currently tracking 27 polls from 16 pollsters
Updated about 21 hours ago
Election on November 8, 2016

This chart combines the latest opinion polls into trendlines using a poll-tracking model and is updated whenever a new poll is released.

HuffPost Model

Our model of the polls suggests Trump is very likely leading. (In 92.1% of simulations, Trump led Clinton.)

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Latest Polls

Poll
Trump
Clinton
Other
Undecided
Spread
Sep 12 – Sep 25
481 Likely Voters
49 47 4 Trump +2
Sep 20 – Sep 22
491 Likely Voters
42 42 6 10
Sep 2 – Sep 22
521 Likely Voters
51 41 8 Trump +10
Sep 13 – Sep 21
612 Likely Voters
44 37 12 5 Trump +7
Aug 26 – Sep 15
510 Likely Voters
49 41 10 Trump +8
Sep 12 – Sep 14
404 Likely Voters
45 37 12 6 Trump +8
Sep 6 – Sep 8
1,054 Likely Voters
40 39 13 8 Trump +1
Aug 9 – Sep 1
1,875 Registered Voters
46 42 12 Trump +4
Aug 30 – Aug 31
827 Likely Voters
43 45 12 Clinton +2
Aug 17 – Aug 19
987 Likely Voters
40 40 13 7
Aug 9 – Aug 16
846 Likely Voters
44 47 4 6 Clinton +3
Aug 8 – Aug 10
500 Likely Voters
41 40 19 Trump +1
Aug 3 – Aug 7
899 Registered Voters
37 41 13 9 Clinton +4
Jul 13 – Jul 15
998 Likely Voters
40 39 12 8 Trump +1
Jul 8 – Jul 11
401 Likely Voters
44 42 9 6 Trump +2
Jul 5 – Jul 10
822 Registered Voters
39 42 10 8 Clinton +3
Jul 7 – Jul 8
1,318 Registered Voters
40 42 18 Clinton +2
Jun 24 – Jun 28
600 Likely Voters
34 48 4 14 Clinton +14
Jun 22 – Jun 23
897 Likely Voters
39 41 20 Clinton +2
Jun 9 – Jun 13
630 Likely Voters
41 44 15 Clinton +3
Jan 2 – Jan 7
1,470 Registered Voters
40 48 12 Clinton +8
Dec 10 – Dec 13, 2015
1,426 Likely Voters
43 45 13 Clinton +2
Nov 10 – Nov 16, 2015
641 Registered Voters
40 41 19 Clinton +1
Oct 30 – Nov 1, 2015
1,668 Likely Voters
44 44 12
Sep 23 – Sep 30, 2015
1,061 Registered Voters
48 41 11 Trump +7
Aug 26 – Sep 2, 2015
998 Registered Voters
48 43 9 Trump +5
Aug 7 – Aug 9, 2015
1,500 Likely Voters
40 43 17 Clinton +3

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