A profile of Wisconsin, which holds its presidential primary on Tuesday:
Population: 5.7 million
Median age: 38.5
Percentage of population 65 and over: 13.7 percent
86.2 percent white, 6.3 percent black, 2.3 percent Asian, 5.9 percent Hispanic, 1 percent American Indian
Language other than English spoken at home: 8.4 percent
High school graduates: 89.4 percent
Bachelor's degree or higher: 25.8 percent
Median household income: $51,598
People below poverty level: 11.6 percent
Homeownership rate: 69.5 percent
2008 PRESIDENTIAL RESULTS
Barack Obama: 56 percent
John McCain: 42 percent
— The GOP presidential primary has been largely overshadowed by the recall election of Republican Gov. Scott Walker, which was ordered last week. It will be held June 5 against the winner of a May 8 Democratic primary.
— Wisconsin is considered a swing state in presidential elections, but the last Republican to win the state in a presidential election was Ronald Reagan in 1984.
— Wisconsin is known as America's Dairyland, ranking No. 1 in cheese production nationally and No. 2 in milk production. It has about 1.26 million dairy cows, about 1 cow for every 5 residents.