[Battleground Soundings in Colorado, Michigan, Minnesota and Wisconsin: A Quinnipiac University / Washingtonpost.Newsweek Interactive / Wall Street Journal Poll

These surveys of likely voters in Colorado, Minnesota, Wisconsin and Michigan were conducted by Quinnipiac University in partnership with washingtonpost.com and The Wall Street Journal as part of a four-month effort to measure voter sentiment in key battleground states. The four states surveyed in this project provide a snapshot of where things stand less than five months before Election Day and will be followed by regular polling and analysis in the months ahead.

October 2008 | Poll Highlights »

Colorado

McCain (R) 43% -2%

Obama (D) 52% +3%

Michigan

McCain (R) 38% -6%

Obama (D) 54% +6%

Minnesota

McCain (R) 40% -5%

Obama (D) 51% +4%

Wisconsin

McCain (R) 37% -5%

Obama (D) 54% +5%

September 2008 | Poll Highlights »

Colorado

McCain (R) 45% -1%

Obama (D) 49% +5%

Michigan

McCain (R) 44% +2%

Obama (D) 48% +2%

Minnesota

McCain (R) 45% +1%

Obama (D) 47% +1%

Wisconsin

McCain (R) 42% +3%

Obama (D) 49% -1%

July 2008 | Poll Highlights »

Colorado

McCain (R) 46% +2%

Obama (D) 44% -5%

Michigan

McCain (R) 42% No change

Obama (D) 46% -2%

Minnesota

McCain (R) 44% +7%

Obama (D) 46% -8%

Wisconsin

McCain (R) 39% No change

Obama (D) 50% -2%

June 2008 | Poll Highlights »

Colorado

McCain (R) 44%

Obama (D) 49%

Michigan

McCain (R) 42%

Obama (D) 48%

Minnesota

McCain (R) 37%

Obama (D) 54%

Wisconsin

McCain (R) 39%

Obama (D) 52%

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