| Iowa Caucuses | 02-02-2020 |
| New Hampshire Primary | 02-10-2020 |
| Nevada Caucuses | 02-21-2020 |
| South Carolina Primary | 02-28-2020 |
| South Carolina Primary | 03-02-2020 |
| California 2020 Primary | 03-02-2020 |
| Alabama 2020 Primary | 03-02-2020 |
| North Carolina 220 Primary | 03-02-2020 |
| Texas 2020 Primary | 03-02-2020 |
| Arkansas 2020 Primary | 03-02-2020 |
| Illinois 2020 Primary | 03-16-2020 |
| Ohio 2020 Primary | 03-16-2020 |
| Mississippi 2020 Primary | 03-30-2020 |
| Maryland 2020 Primary | 04-27-2020 |
| Pennsylvania 2020 Primary | 04-27-2020 |
| Indiana 2020 Primary | 05-04-2020 |
| Nebraska 2020 Primary | 05-11-2020 |
| West Virginia 2020 Primary | 05-11-2020 |
| Oregon 2020 Primary | 05-18-2020 |
| Georgia 2020 Primary | 05-18-2020 |
| Idaho 2020 Primary | 05-18-2020 |
| Kentucky 2020 Primary | 05-18-2020 |
| DC 2020 Primary | 06-01-2020 |
| Iowa 2020 Primary | 06-01-2020 |
| Montana 2020 Primary | 06-01-2020 |
| New Jersey | 06-01-2020 |
| New Mexico 2020 Primary | 06-01-2020 |
| South Dakota 2020 Primary | 06-01-2020 |
| Colorado 2020 Primary | 06-05-2020 |
| Maine 2020 Primary | 06-08-2020 |
| Nevada 2020 Primary | 06-08-2020 |
| North Dakota 2020 Primary | 06-08-2020 |
| Virginia 2020 Primary | 06-08-2020 |
| New York 2020 Primary | 06-22-2020 |
| South Carolina 2020 Primary | 06-22-2020 |
| Utah 2020 Primary | 06-22-2020 |
| Oklahoma 2020 Primary | 06-29-2020 |
| Hawaii 2020 Primary | 08-01-2020 |
| Michigan 2020 Primary | 08-03-2020 |
| Missouri 2020 Primary | 08-03-2020 |
| Washington 2020 Primary | 08-03-2020 |
| Arizona 2020 Primary | 08-03-2020 |
| Kansas 2020 Primary | 08-03-2020 |
| Tennessee 2020 Primary | 08-05-2020 |
| Connecticut 2020 Primary | 08-10-2020 |
| Minnesota 2020 Primary | 08-10-2020 |
| Vermont 2020 Primary | 08-10-2020 |
| Wisconsin 2020 Primary | 08-10-2020 |
| Alaska 2020 Primary | 08-17-2020 |
| Wyoming 2020 Primary | 08-17-2020 |
| Florida 2020 Primary | 08-24-2020 |
| New Hampshire 2020 Primary | 09-07-2020 |
| Delaware 2020 Primary | 09-14-2020 |
| Massachusetts 2020 Primary | 09-14-2020 |
| Rhode Island 2020 Primary | 09-14-2020 |
| Louisiana 2020 Primary | 11-02-2020 |
