This article is a collection of statewide public opinion polls that have been conducted relating to the January Democratic presidential primaries, 2008.
Polling
Iowa Iowa winner: Barack ObamaElection Center 2008: Primary Results – Elections & Politics news from CNN.com Primary date: January 3, 2008 Delegates At Stake 45 Delegates Won Barack Obama-16 Hillary Clinton-15 John Edwards-14
See also Poll source Date HighlightsActual Result (100% precincts reporting)Actual Result (100% precincts reporting)January 3, 2008Obama 38%, Edwards 30%, Clinton 29%, Richardson 2%, Biden 1%American Research GroupAmerican Research Group Sample Size: 600 Margin of Error: ± 4%December 31, 2007 – January 2, 2008Clinton 34%, Obama 25%, Edwards 21%, Biden 8%, Richardson 6%, Dodd 2%, Kucinich 1%, Gravel 1%, Undecided 3%Reuters/ZogbyReuters/Zogby Sample Size: 905 Margin of Error: ± 3.3%December 30, 2007 – January 2, 2008Obama 31%, John Edwards 27%, Clinton 24%, Richardson 7%, Biden 5%, Dodd 1%, Kucinich <1%, Undecided 5%Reuters/ZogbyReuters/Zogby Sample Size: 933 Margin of Error: ± 3.3%December 29, 2007 – January 1, 2008Obama 28%, Clinton 28%, John Edwards 26%, Richardson 7%, Biden 4%, Dodd 1%, Kucinich 1%Strategic VisionStrategic Vision Sample Size: 600 Margin of Error: ±4.5%December 28–30, 2007Obama 32%, Edwards 29%, Clinton 27%, Biden 5%, Richardson 2%, Dodd 1%, Kucinich 1%, Undecided 3%ZogbyZogby Sample Size: 934 Margin of Error: ± 3.3%December 28–31, 2007Clinton 30%, Obama 26%, Edwards 25%, Biden 5%, Richardson 5%, Dodd 1%, Kucinich <1%, Undecided 7%Des Moines RegisterDes Moines Register Sample Size: 800 Margin of Error: ± 3.5%December 27–30, 2007Obama 32%, Clinton 25%, Edwards 24%, Richardson 6%, Biden 4%CNNCNN Sample Size: 482 Margin of Error: ± 4.5%December 26–30, 2007Clinton 33%, Obama 31%, Edwards 22%, Richardson 5%, Biden 5%Insider AdvantageInsider Advantage Sample Size: 788 Margin of Error: ± 3.4%December 26–29, 2007Clinton 30%, Edwards 29%, Obama 22%Reuters/ZogbyReuters/Zogby Sample Size: 899 Margin of Error: ± 3.3%December 27–30, 2007Clinton 30%, Obama 26%, Edwards 26%Zogby Sample Size: 934 Margin of Error: ± 3.3%December 26–29, 2007Clinton 31%, Obama 27%, Edwards 24%, Biden 5%, Richardson 5%, Dodd 1%, Kucinich <1%, Undecided 6%MSNBC/Mason-DixonMSNBC/Mason-Dixon Sample Size: 400 Margin of Error: 5%December 26–28, 2007Edwards 24%, Clinton 23%, Obama 22%, Richardson 12%, Biden 8%MSNBC/Mason-Dixon(Second Choice, cumulative)MSNBC/Mason-Dixon(Second Choice, cumulative) Sample Size: 400 Margin of Error: 5%December 26–28, 2007Edwards 33%, Obama 26%, Clinton 26%American Research GroupAmerican Research Group Sample Size: 600 Margin of Error: ± 4%December 26–28, 2007Clinton 31%, Obama 24%, Edwards 24%, Biden 5%, Richardson 5%, Dodd 3%, Kucinich 1%, Gravel -, Undecided 7%Research 2000/Sioux City JournalResearch 2000/Sioux City Journal Sample Size: 500 Margin of Error: ±4.5%December 26–27, 2007Obama 29%, Edwards 29%, Clinton 28%, Richardson 7%, Biden 3%, Dodd 1%, Kucinich 1%, Undecided 2%Strategic VisionStrategic Vision Sample Size: 600 Margin of Error: ±4.5%December 26–27, 2007Obama 30%, Clinton 29%, Edwards 28%, Biden 5%, Richardson 2%, Dodd 1%, Kucinich 1%, Undecided 4%LA Times/Bloomberg (registered voters)LA Times/Bloomberg (registered voters) Sample Size: 2,145(total poll) Margin of Error: ±4%December 20–26, 2007Clinton 29%, Obama 26%, Edwards 25%LA Times/Bloomberg (Likely Caucus Goers)LA Times/Bloomberg (Likely Caucus Goers) Sample Size: 389 Margin of Error: ±4%December 20–26, 2007Clinton 31%, Edwards 25%, Obama 22%American Research GroupAmerican Research Group Sample Size: 600