South Dakota — 1984 U.S. Senate election
Recent presidential results
Akashicstate1984 Senate electionSouth Dakota · U.S. SenatePresslerR+49.0
How it voted
Share of the 1984 vote
| Larry Pressler (i) ✓Republican | 74.5% | 235,176 |
|---|---|---|
| George V. CunninghamDemocrat | 25.5% | 80,537 |
1984Senate margin
D+60R+60
66 counties, each filled by 1984 D-vs-R margin. Hover any county for its result.
County-level results (66 counties) — table
| County | Winner | Margin |
|---|---|---|
| AURORA, SD | Republican | R+38.1 |
| BEADLE, SD | Republican | R+40.8 |
| BENNETT, SD | Republican | R+50.3 |
| BON HOMME, SD | Republican | R+55.2 |
| BROOKINGS, SD | Republican | R+46.0 |
| BROWN, SD | Republican | R+46.9 |
| BRULE, SD | Republican | R+43.3 |
| BUFFALO, SD | Republican | R+17.3 |
| BUTTE, SD | Republican | R+71.6 |
| CAMPBELL, SD | Republican | R+77.3 |
| CHARLES MIX, SD | Republican | R+41.2 |
| CLARK, SD | Republican | R+56.0 |
| CLAY, SD | Republican | R+38.1 |
| CODINGTON, SD | Republican | R+46.1 |
| CORSON, SD | Republican | R+40.7 |
| CUSTER, SD | Republican | R+55.4 |
| DAVISON, SD | Republican | R+42.3 |
| DAY, SD | Republican | R+34.8 |
| DEUEL, SD | Republican | R+53.4 |
| DEWEY, SD | Republican | R+47.3 |
| DOUGLAS, SD | Republican | R+67.8 |
| EDMUNDS, SD | Republican | R+49.2 |
| FALL RIVER, SD | Republican | R+59.7 |
| FAULK, SD | Republican | R+50.4 |
| GRANT, SD | Republican | R+44.1 |
| GREGORY, SD | Republican | R+56.6 |
| HAAKON, SD | Republican | R+82.4 |
| HAMLIN, SD | Republican | R+53.9 |
| HAND, SD | Republican | R+54.8 |
| HANSON, SD | Republican | R+45.7 |
| HARDING, SD | Republican | R+76.4 |
| HUGHES, SD | Republican | R+50.1 |
| HUTCHINSON, SD | Republican | R+63.1 |
| HYDE, SD | Republican | R+55.0 |
| JACKSON, SD | Republican | R+58.2 |
| JERAULD, SD | Republican | R+51.0 |
| JONES, SD | Republican | R+70.8 |
| KINGSBURY, SD | Republican | R+52.5 |
| LAKE, SD | Republican | R+48.9 |
| LAWRENCE, SD | Republican | R+60.5 |
| LINCOLN, SD | Republican | R+47.5 |
| LYMAN, SD | Republican | R+60.5 |
| MARSHALL, SD | Republican | R+35.4 |
| MCCOOK, SD | Republican | R+47.3 |
| MCPHERSON, SD | Republican | R+75.3 |
| MEADE, SD | Republican | R+65.5 |
| MELLETTE, SD | Republican | R+52.5 |
| MINER, SD | Republican | R+41.1 |
| MINNEHAHA, SD | Republican | R+36.3 |
| MOODY, SD | Republican | R+36.2 |
| PENNINGTON, SD | Republican | R+65.2 |
| PERKINS, SD | Republican | R+60.0 |
| POTTER, SD | Republican | R+64.1 |
| ROBERTS, SD | Republican | R+32.9 |
| SANBORN, SD | Republican | R+51.9 |
| SHANNON, SD | Democratic | D+8.6 |
| SPINK, SD | Republican | R+51.1 |
| STANLEY, SD | Republican | R+52.7 |
| SULLY, SD | Republican | R+62.8 |
| TODD, SD | Republican | R+21.7 |
| TRIPP, SD | Republican | R+55.3 |
| TURNER, SD | Republican | R+56.9 |
| UNION, SD | Republican | R+42.3 |
| WALWORTH, SD | Republican | R+59.8 |
| YANKTON, SD | Republican | R+51.2 |
| ZIEBACH, SD | Republican | R+41.5 |
presidential baselinePresident 1984R+26.5Senate 1984R+49.0vs. baselineR+22.5
South Dakota's 1984 Senate race ran 22.5 points more Republican than the presidential race on the same ballot.
South Dakota's Senate margins
Every comparable D–R contest in our store, 1978–2022
| Year | Margin (D minus R) |
|---|---|
| 1978 | −33.7% |
| 1980 | −18.8% |
| 1984 | −49.0% |
| 1986 | +3.2% |
| 1990 | −7.3% |
| 1992 | +32.4% |
| 1996 | +2.6% |
| 1998 | +25.7% |
| 2002 | +0.2% |
| 2004 | −1.2% |
| 2008 | +25.0% |
| 2010 | −100.0% |
| 2014 | −20.9% |
| 2016 | −43.7% |
| 2020 | −31.5% |
| 2022 | −43.5% |
Same ballot, 1984SD
Source. MIT Election Data + Science Lab — 1984 US Senate returns, party-classified by literal ballot party · county returns aggregated from precinct-level results. Real returns — nothing estimated.