like many western states, montana was handily won by barack obama, although hillary clinton did considerably better here than in many other states in the area. according to exit polls, 91 percent of voters in the montana democratic primary were caucasians and they opted for obama by a margin of 56-41 percent. obama swept all age groups, socioeconomic classes and educational attainment ladders except senior citizens ages 65 and over who supported clinton by a margin of 57-40. obama won all ideological groups and voters from both major parties as well as independents. regarding religion, clinton won protestants by a margin of 52-45 while obama won roman catholics by a margin of 52-46, other christians by a margin of 56-41, and atheists/agnostics by a margin of 75-24.