198,343 103,855 60.5% 31.7% Start date November 4, 1980 | 103,855 21,431 31.7% 6.5% | |
 | ||
The 1980 United States presidential election in South Dakota took place on November 4, 1980. All 50 states and The District of Columbia were part of the 1980 United States presidential election. South Dakota voters chose 4 electors to the Electoral College, who voted for President and Vice President.
South Dakota was won by former California Governor Ronald Reagan (R) by a 29-point landslide. It is a reliably Republican state, and the last Democratic presidential candidate to carry the state was Lyndon Johnson in his 1964 presidential campaign.
References
United States presidential election in South Dakota, 1980 Wikipedia(Text) CC BY-SA