2020 Presidential Primaries,
Caucuses, and Conventions
Major Events
Alphabetically by State

Donkey and Elephant Democratic
Convention
*Monday 17 August - Thursday 20 August 2020: 48th Democratic National Convention		 Republican
Convention
*Monday 24 August - Tuesday 25 August 2020: 42nd Republican National Convention
Alabama*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Alaska*Party-Run Primary - Saturday 11 April 20201*State Convention - Thursday 2 April - Saturday 4 April 2020
American Samoa*Territorial Caucus - Tuesday 3 March 20201*Territorial Caucus - Wednesday 18 March 2020
Arizona*Primary - Tuesday 17 March 20201*State Convention and Congressional District Caucus - Saturday 9 May 2020
Arkansas*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
California*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Colorado*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Connecticut*Primary - Tuesday 11 August 20201*Primary - Tuesday 11 August 2020
Delaware*Primary - Tuesday 7 July 20201*Primary - Tuesday 7 July 2020
Democrats Abroad*Global Party Run Primary - Tuesday 3 March - Tuesday 10 March 20201 
District of Columbia*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
Florida*Primary - Tuesday 17 March 20201*Primary - Tuesday 17 March 2020
Georgia*Primary - Tuesday 9 June 20201*Primary - Tuesday 9 June 2020
Guam*Caucus - Saturday 6 June 20201*Territorial Caucus - Saturday 14 March 2020
Hawaii*Party-run Presidential Preference Poll (firehouse primary) - Saturday 23 May 20201*Party announcement - Wednesday 11 December 2019
Idaho*Primary - Tuesday 10 March 20201*Primary - Tuesday 10 March 2020
Illinois*Primary - Tuesday 17 March 20201*Primary - Tuesday 17 March 2020
Indiana*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
Iowa*Precinct Caucuses - Monday 3 February 20201*Precinct Caucuses - Monday 3 February 2020
Kansas*Party-Run Primary - Saturday 2 May 20201*National Convention Delegate Selection Plan - Friday 6 September 2019
Kentucky*Primary (results delayed until 30 June) - Tuesday 23 June 20201*Primary (results delayed until 30 June) - Tuesday 23 June 2020
Louisiana*Primary - Saturday 11 July 20201*Primary - Saturday 11 July 2020
Maine*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Maryland*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
Massachusetts*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Michigan*Primary - Tuesday 10 March 20201*Primary - Tuesday 10 March 2020
Minnesota*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Mississippi*Primary - Tuesday 10 March 20201*Primary - Tuesday 10 March 2020
Missouri*Primary - Tuesday 10 March 20201*Primary - Tuesday 10 March 2020
Montana*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
Nebraska*Primary - Tuesday 12 May 20201*Presidential Primary - Tuesday 12 May 2020
Nevada*Precinct Viability Caucuses - Saturday 22 February 20201*Alternative Presidential Preference Poll - Saturday 22 February 2020
New Hampshire*Primary - Tuesday 11 February 20201*Primary - Tuesday 11 February 2020
New Jersey*Primary - Tuesday 7 July 20201*Primary - Tuesday 7 July 2020
New Mexico*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
New York*Primary - Tuesday 23 June 20201*Primary (cancelled - only 1 candidate) - Tuesday 23 June 2020
North Carolina*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
North Dakota*Firehouse Caucuses - Tuesday 10 March 20201*State Convention (cancelled -- issues addressed by mail ballots) - Friday 27 March - Sunday 29 March 2020
Northern Marianas*Convention - Saturday 14 March 20201*Commonwealth Convention - Circa March 2020 (date not set)
Ohio*Primary - Tuesday 28 April 20201*Primary - Tuesday 28 April 2020
Oklahoma*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Oregon*Primary - Tuesday 19 May 20201*Primary - Tuesday 19 May 2020
Pennsylvania*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
Puerto Rico*Primary - Sunday 12 July 20201*Caucus - Friday 5 June 2020
Rhode Island*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
South Carolina*Primary - Saturday 29 February 20201*State Convention - Saturday 2 May 2020
South Dakota*Primary - Tuesday 2 June 20201*Primary - Tuesday 2 June 2020
Tennessee*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Texas*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Unassigned  
Utah*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Vermont*Primary - Tuesday 3 March 20201*Primary - Tuesday 3 March 2020
Virgin Islands*District Caucuses - Saturday 6 June 20201*Territorial Caucus - Saturday 30 May 2020
Virginia*Primary - Tuesday 3 March 20201*State Convention - Friday 1 May - Saturday 2 May 2020
Washington*Primary - Tuesday 10 March 20201*Primary - Tuesday 10 March 2020
West Virginia*Primary - Tuesday 9 June 20201*Primary - Tuesday 9 June 2020
Wisconsin*Primary - Tuesday 7 April 20201*Primary - Tuesday 7 April 2020
Wyoming*Presidential Preference County Caucuses (no in-person voting) - Saturday 4 April 20201*County Conventions - Circa March - April 2020 (date not set)
*State Convention - Thursday 7 May - Saturday 9 May 2020
 

* Major event or National Convention delegates allocated.
1 Democratic Party's "First Determining Step" of the delegate selection process.
 

  Election 2020 - Presidential Primary, Caucus, and Convention Home  
 
  Presidential Candidates  
 
  States Alphabetically  
  Events Chronologically  
  Major Events Chronologically  
  Democratic "First Determining Step" Chronologically  
  Poll Closing Times Chronologically   --   Poll Closing Times Alphabetically  
 
  Chronological Cumulative Allocation of Delegates  
  Weekly Delegate Distribution and Availability  
 
Delegate Counts
  Democratic Pledged and Unpledged Summary   --   Republican Pledged and Unpledged Summary  
  Democratic Hard and Soft Summary   --   Republican Hard and Soft Summary  
  Democratic Hard and Floor Summary   --   Republican Hard and Floor Summary  
Commentary: THE TIES THAT BIND-- OR DO THEY? or, Politicus Unbound
 
Delegate Allocation
  Democratic Quick Reference   --   Republican Quick Reference  
  The Math Behind the Democratic Delegate Allocation   --   The Math Behind the Republican Delegate Allocation  
  Democratic Timing Penalties and Bonuses  
 
  Democratic Delegate Pledging and Voter Eligibility   --   Republican Delegate Selection and Voter Eligibility  
 
  Primaries at a Glance  
 
  Results Status and Date Retrieved  
....
  Estimating the Delegate Count  
....

 
Documentation
  Historical Analysis of the Presidential Nominating Process  
  Historical Analysis of the apportionment of delegate votes at the National Conventions of the two major parties  
  Primary/Caucus/Convention Glossary  
  Statutory Election Information of the Several states / Presidential Primary  
  Dates of PRESIDENTIAL PRIMARIES re: selection and/or allocation/distribution of Delegates to Major Party National Conventions  
 
  Major Third Party Presidential Nomination Process  
 
  Straw Polls  
 
  (download)