Republican Party presidential primaries, 1980 Statewide Statewide

| Date_ | Jurisdiction | Ronald_Reagan | George_H_W_Bush | John_B_Anderson | Howard_Baker | John_Connally | Phil_Crane | Bob_Dole |
|---|---|---|---|---|---|---|---|---|
| May 6 | Tennessee | 74% | 18% | 4% | 0% | 0% | 1% | 0% |
| May 13 | Maryland | 48% | 41% | 10% | 0% | 0% | 1% | 0% |
| May 13 | Nebraska | 76% | 15% | 6% | 0% | 0% | 1% | 1% |
| May 20 | Michigan | 32% | 57% | 8% | 0% | 0% | 1% | 1% |
| May 20 | Oregon | 54% | 35% | 10% | 0% | 0% | 1% | 0% |
| May 27 | Idaho | 83% | 4% | 10% | 0% | 0% | 1% | 0% |
| May 27 | Kentucky | 82% | 7% | 5% | 0% | 0% | 0% | 0% |
| May 27 | Nevada | 83% | 4% | 10% | 0% | 0% | 1% | 0% |
| June 3 | California | 80% | 5% | 14% | 0% | 0% | 1% | 0% |
| June 3 | Mississippi | 89% | 8% | 0% | 0% | 0% | 0% | 0% |
| June 3 | Montana | 87% | 10% | 0% | 0% | 0% | 0% | 0% |