PPP (D) 1,122 Likely Voters 48 50 2 Obama +2

ARG 600 Likely Voters 49 48 2 1 Romney +1

YouGov 1,040 Likely Voters 47 48 3 2 Obama +1

Des Moines Register/Selzer 800 Likely Voters 42 47 Obama +5

Gravis Marketing 594 Likely Voters 45 49 6 Obama +4

Mellman (D-Americans United for Change) 600 Likely Voters 44 46 10 Obama +2

Rasmussen 750 Likely Voters 49 48 1 2 Romney +1

We Ask America 1,174 Likely Voters 47 49 4 Obama +2

PPP (D-Health Care for America Now) 676 Likely Voters 45 50 4 Obama +5

NBC/WSJ/Marist 1,142 Likely Voters 44 50 4 2 Obama +6

U of Iowa 320 Likely Voters 45 44 6 4 Romney +1

Gravis Marketing 517 Likely Voters 46 50 4 Obama +4

PPP (D-Health Care for America Now) 690 Likely Voters 47 49 4 Obama +2

Rasmussen 500 Likely Voters 48 48 2 1

PPP (D-Health Care for America Now) 660 Likely Voters 48 49 3 Obama +1

PPP (D) 869 Likely Voters 49 48 4 Romney +1

NBC/WSJ/Marist 1,137 Likely Voters 43 51 4 2 Obama +8

We Ask America 1,499 Likely Voters 46 49 4 1 Obama +3

ARG 600 Likely Voters 48 48 3 1

YouGov 545 Likely Voters 46 50 3 1 Obama +4

Rasmussen 500 Likely Voters 47 49 2 1 Obama +2

We Ask America 1,273 Likely Voters 44 48 7 2 Obama +4

PPP (D) 754 Likely Voters 44 51 5 Obama +7

Des Moines Register/Selzer 650 Likely Voters 45 49 2 4 Obama +4

Voter/Consumer Research (R-The Iowa Republican) 500 Registered Voters 47 46 7 Romney +1

ARG 600 Likely Voters 44 51 4 1 Obama +7

Rasmussen 500 Likely Voters 47 44 5 3 Romney +3

NBC/WSJ/Marist 898 Likely Voters 42 50 7 1 Obama +8

YouGov 700 Likely Voters 43 48 5 3 Obama +5

PPP (D) 1,244 Likely Voters 45 47 8 Obama +2

Rasmussen 500 Likely Voters 46 44 6 5 Romney +2

PPP (D) 1,131 Likely Voters 43 48 9 Obama +5

We Ask America 1,086 Likely Voters 44 45 11 Obama +1

Rasmussen 500 Likely Voters 47 46 4 3 Romney +1

NBC/Marist 1,106 Registered Voters 44 44 10 2

PPP (D) 1,181 Likely Voters 41 51 8 Obama +10