Alabama

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    Mike Huckabee

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
58%
Democrat
39.7%
Third-Party
2.3%

Alaska

Republican primary: March 1 (Super Tuesday)

Democratic primary: March 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
57%
Democrat
35.1%
Third-Party
8%

Arizona

Republican & Democratic primary: March 22

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
51.5%
Democrat
45.1%
Third-Party
3.4%

Arkansas

Republican primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mike Huckabee

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
52.4%
Democrat
44%
Third-Party
3.7%

California

Republican & Democratic primary: June 7

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
39.7%
Democrat
56%
Third-Party
4.3%

Colorado

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
38.8%
Democrat
47.8%
Third-Party
13.4%

Connecticut

Republican & Democratic primary: April 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
39.2%
Democrat
56.3%
Third-Party
4.5%

Delaware

Republican & Democratic primary: April 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
40.2%
Democrat
56.1%
Third-Party
3.6%

Florida

Republican & Democratic primary: March 15

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
48.1%
Democrat
49%
Third-Party
2.9%

Georgia

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Newt Gingrich

  • 2008 Winner (R)

    Mike Huckabee

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
53%
Democrat
44.5%
Third-Party
2.4%

Hawaii

Republican primary: March 8

Democratic primary: March 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    None

    `
  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
33.8%
Democrat
49.2%
Third-Party
17%

Idaho

Republican primary: March 8

Democratic primary: March 22

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (R)

    Barack Obama

Voting trends

Republican
62.78%
Democrat
32%
Third-Party
5.18%

Illinois

Republican & Demoicratic primary: March 15

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
40.28%
Democrat
56.64%
Third-Party
3.08%

Indiana

Republican & Democrat primary: May 3

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
53.32%
Democrat
43.12%
Third-Party
3.56%

Iowa

Republican & Democratic primary: February 1

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    Mike Huckabee

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
45.72%
Democrat
50.8%
Third-Party
3.48%

Kansas

Republican & Democratic primary: March 5

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    Mike Huckabee

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
58.12%
Democrat
37.92%
Third-Party
3.96%

Kentucky

Republican & Democratic primary: March 5

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
55.79%
Democrat
41.18%
Third-Party
3%

Louisiana

Republican & Democratic primary: March 5

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
53.12%
Democrat
43.92%
Third-Party
2.96%

Maine

Republican & Democratic primary: March 5

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romeny

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
40.16%
Democrat
53.66%
Third-Party
6.18%

Maryland

Republican & Democratic primary: April 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
38.78%
Democrat
58.16%
Third-Party
3.36%

Massachusetts

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
34.2%
Democrat
61.18%
Third-Party
4.62%

Michigan

Republican & Democratic primary: March 8

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
43.62%
Democrat
53.16%
Third-Party
3.22%

Minnesota

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
43.4%
Democrat
51.38%
Third-Party
5.22%

Mississippi

Republican & Democratic primary: March 8

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
55.56%
Democrat
42.28%
Third-Party
2.16%

Missouri

Republican & Democratic primary: March 15

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    John McCain

  • 2008 Winners (D)

    Barack Obama &

    Hillary Clinton

Voting trends

Republican
49.62%
Democrat
48.66%
Third-Party
3.5%

Montana

Republican & Democratic primary: June 7

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
53.3%
Democrat
40.44%
Third-Party
6.26%

Nebraska

Republican primary: March 1 (Super Tuesday)

Democratic primary: March 5

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
59.64%
Democrat
36.12%
Third-Party
4.24%

Nevada

Republican primary: February 20

Democratic primary: February 23

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
46.3%
Democrat
48.9%
Third-Party
4.8%

New Hampshire

Republican & Democratic primary: February 9

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
45.48%
Democrat
50.52%
Third-Party
4%

New Jersey

Republican & Democratic primary: June 7

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
40.92%
Democrat
55.68%
Third-Party
3.4%

New Mexico

Republicanm & Democratic primary: June 7

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner(D)

    Hillary Clinton

Voting trends

Republican
44.82%
Democrat
51.2%
Third-Party
3.98%

New York

Republican & Democratic primary: April 19

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
34.34%
Democrat
59.92%
Third-Party
5.74%

North Carolina

Republican & Democratic primary: March 15

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
52.12%
Democrat
45.78%
Third-Party
2.1%

North Dakota

Republican & Democratic primary: June 7

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
56.42%
Democrat
38.4%
Third-Party
5.18%

Ohio

Republican & Democratic primary: March 15

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
47.28%
Democrat
48.96%
Third-Party
3.76%

Oklahoma

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
61.32%
Democrat
36.16%
Third-Party
2.52%

Oregon

Republican & Democratic primary: May 17

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
43.12%
Democrat
51.34%
Third-Party
5.54%

Pennsylvania

Republican & Democratic primary: April 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
45.16%
Democrat
51.5%
Third-Party
3.34%

Rhode Island

Republican & Democratic primary: April 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (R)

    Hillary Clinton

Voting trends

Republican
33.56%
Democrat
61.18%
Third-Party
5.26%

South Carolina

Republican primary: February 20

Democratic primary: February 27

Past winners

  • 2012 Winner (R)

    Newt Gingrich

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
54.64%
Democrat
42.98%
Third-Party
2.38%

South Dakota

Republican & Democratic primary: June 7

Democratic primary: June 7

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
55.56%
Democrat
40.72%
Third-Party
3.72%

Tennessee

Republican & Democratic primary: March 1 (Super Tuesday)

Democratic primary: March 1 -- Super Tuesday

Past winners

  • 2012 Winner (R)

    Rick Santorum

  • 2008 Winner (R)

    Mike Huckabee

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
53.98%
Democrat
43.74%
Third-Party
2.28%

Texas

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
56.38%
Democrat
41.02%
Third-Party
2.6%

Utah

Republican & Democratic primary: March 22

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
65.86%
Democrat
29.04%
Third-Party
5.1%

Vermont

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
34.4%
Democrat
59.4%
Third-Party
6.2%

Virginia

Republican & Democratic primary: March 1 (Super Tuesday)

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
49.4%
Democrat
47.78%
Third-Party
2.82%

Washington

Republican primary: May 24

Democratic primary: March 26

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    None

Voting trends

Republican
41.86%
Democrat
53.34%
Third-Party
4.8%

West Virginia

Republican & Democratic primary: May 10

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Hillary Clinton

Voting trends

Republican
52.56%
Democrat
43.68%
Third-Party
3.76%

Wisconsin

Republican & Democratic primary: April 5

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
44.72%
Democrat
51.06%
Third-Party
4.22%

Wyoming

Republican & Democratic primary: April 9

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    Mitt Romney

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
64%
Democrat
30.78%
Third-Party
5.22%

Washtington, D.C.

Republican primary: March 12

Democratic primary: June 14

Past winners

  • 2012 Winner (R)

    Mitt Romney

  • 2008 Winner (R)

    John McCain

  • 2008 Winner (D)

    Barack Obama

Voting trends

Republican
8.28%
Democrat
88.6%
Third-Party
3.12%