Michigan's Presidential Primary is scheduled for Feb. 28. Ahead of election day, The Glengariff Group, Inc. conducted a 500-sample, live operator telephone survey of registered Michigan voters likely to vote in the state's Feb. 28 Republican Presidential Primary Election. The survey was conducted on February 11-13 and has a margin of error of +/-4.38% with a 95% level of confidence.  This survey was commissioned by the WDIV Local 4 and the Detroit News.

View results slideshow here.

Here are the results:


Name Identification

We asked voters if they had a favorable or an unfavorable impression of the four Republican Presidential candidates.



While Rick Santorum and Mitt Romney’s numbers appear to be mirror images of each other, Santorum holds an almost two to one advantage over Romney among voters who view him “very favorably” – a sign of greater intensity toward Santorum:



Candidate                                 Very Favorable                        Somewhat Favorable   

Rick Santorum               39.6%                                      28.6%

Mitt Romney                            21.4%                                      46.2%


Republican voters have high unfavorable impressions of both Newt Gingrich and Ron Paul.  Of Republican women, 46.8 percent have an unfavorable impression of Newt Gingrich.

Presidential Primary Ballot Test:  Santorum holds Four Point Lead

Rick Santorum currently holds a 34.0%-30.4% lead over Mitt Romney in Michigan.  12.4% of voters are undecided.




We asked voters if they were definitely going to vote for their candidate or probably going to vote for their candidate.  The race continues to be highly fluid with 51%-56% of each candidate’s voters saying they were definitely going to vote for their candidate versus 40%-48% of voters saying they were probably going to vote for their candidate.


Candidate                                 Definitely          Probably

Mitt Romney                            56.0%              40.3%