Primary Schedule and Deadlines

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State type Affiliate By Register By Primary / Caucus Date
Iowa semi-open caucus February 1, 2016 February 1, 2016
New Hampshire semi-closed primary October 30, 2015 January 30, 2016 February 9, 2016
Nevada closed caucus February 20, 2016 February 20, 2016
South Carolina open primary January 27, 2016 February 27, 2016
Alabama open primary February 15, 2016 March 1, 2016
Arkansas open primary February 1, 2016 March 1, 2016
Colorado closed caucus January 4, 2016 March 1, 2016
Georgia open primary February 1, 2016 March 1, 2016
Massachusetts semi-closed primary February 10, 2016 March 1, 2016
Minnesota open caucus March 1, 2016 March 1, 2016
Oklahoma semi-closed primary February 5, 2016 March 1, 2016
Tennessee open primary February 1, 2016 March 1, 2016
Texas open primary February 1, 2016 March 1, 2016
Vermont open primary February 24, 2016 March 1, 2016
Virginia open primary February 8, 2016 March 1, 2016
Kansas closed caucus March 5, 2016 March 5, 2016
Louisiana closed primary February 3, 2016 March 5, 2016
Nebraska closed caucus March 5, 2016 March 5, 2016
Maine closed caucus February 19, 2016 March 6, 2016
Michigan open primary February 8, 2016 March 8, 2016
Mississippi open primary February 6, 2016 March 8, 2016
Democrats Abroad closed primary March 8, 2016 March 8, 2016
Florida closed primary February 16, 2016 March 15, 2016
Illinois open primary February 16, 2016 March 15, 2016
Missouri open primary February 17, 2016 March 15, 2016
North Carolina semi-closed primary February 19, 2016 March 15, 2016
Ohio semi-open primary February 16, 2016 March 15, 2016
Arizona closed primary February 22, 2016 March 22, 2016
Idaho semi-open caucus March 22, 2016 March 22, 2016
Utah open caucus March 22, 2016 March 22, 2016
Alaska closed caucus March 26, 2016 March 26, 2016
Hawaii closed caucus March 26, 2016 March 26, 2016
Wisconsin open primary April 1, 2016 April 5, 2016
Wyoming closed caucus March 25, 2016 April 9, 2016
New York closed primary October 9, 2015 March 25, 2016 April 19, 2016
Connecticut closed primary January 26, 2016 April 21, 2016 April 26, 2016
Delaware closed primary February 26, 2016 April 2, 2016 April 26, 2016
Maryland closed primary April 5, 2016 April 26, 2016
Pennsylvania closed primary March 28, 2016 April 26, 2016
Rhode Island semi-closed primary January 27, 2016 March 27, 2016 April 26, 2016
Indiana open primary April 4, 2016 May 3, 2016
West Virginia semi-closed primary April 19, 2016 May 10, 2016
Kentucky closed primary December 31, 2015 April 18, 2016 May 17, 2016
Oregon closed primary April 26, 2016 May 17, 2016
Puerto Rico open primary April 16, 2016 June 5, 2016
California semi-closed primary May 23, 2016 June 7, 2016
Montana open primary May 9, 2016 June 7, 2016
New Jersey closed primary April 13, 2016 May 17, 2016 June 7, 2016
New Mexico closed primary May 10, 2016 June 7, 2016
North Dakota open caucus TBD June 7, 2016
South Dakota semi-closed primary May 23, 2016 June 7, 2016
Washington, DC closed primary May 16, 2016 May 23, 2016 June 14, 2016