akashic
1876–2024
Elections / 1968 · President · SD

Richard Nixon carried South Dakota R+11.3.

Hubert Humphrey (D) vs Richard Nixon (R) in South Dakota, 1968. The state ran 10.6 points more Republican than the nation (R+0.7 nationally).

Nominees: Hubert Humphrey (D) · Richard Nixon (R) · George Wallace (American Independent)

South Dakota result
281,264 votes counted
Humphrey (D)
118,023
42.0%
Nixon (R)
149,841
53.3%
Wallace + others
13,400
4.8%
Margin
R+11.3
1968 presidential election
South Dakota, 1968
NixonR+11.3
1968 presidential margin by county for South Dakota — 1968 presidential electionA map of the constituent counties of South Dakota — 1968 presidential election, each outlined and filled by its 1968 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), seated within the faint outlines of the surrounding states.Aurora County, SD · D+0.8Beadle County, SD · D+11.6Bennett County, SD · R+16.9Bon Homme County, SD · R+14.6Brookings County, SD · R+18.2Brown County, SD · D+4.2Brule County, SD · D+6.7Buffalo County, SD · D+0.7Butte County, SD · R+32.5Campbell County, SD · R+63.3Charles Mix County, SD · D+5.9Clark County, SD · R+8.9Clay County, SD · R+5.5Codington County, SD · D+3.6Corson County, SD · R+14.3Custer County, SD · R+20.2Davison County, SD · R+3.7Day County, SD · D+8.5Deuel County, SD · R+12.3Dewey County, SD · R+12.3Douglas County, SD · R+44.7Edmunds County, SD · R+10.5Fall River County, SD · R+28.4Faulk County, SD · R+8.8Grant County, SD · R+8.5Gregory County, SD · R+16.4Haakon County, SD · R+30.7Hamlin County, SD · R+17.1Hand County, SD · R+17.1Hanson County, SD · R+4.2Harding County, SD · R+33.3Hughes County, SD · R+29.5Hutchinson County, SD · R+41.6Hyde County, SD · R+16.2Jackson County, SD · R+18.1Jerauld County, SD · R+14.3Jones County, SD · R+20.2Kingsbury County, SD · R+20.5Lake County, SD · R+10.9Lawrence County, SD · R+25.3Lincoln County, SD · R+23.9Lyman County, SD · R+22.9Marshall County, SD · D+1.5McCook County, SD · R+8.1McPherson County, SD · R+65.5Meade County, SD · R+20.4Mellette County, SD · R+18.6Miner County, SD · D+8.8Minnehaha County, SD · R+9.7Moody County, SD · R+2.2Oglala Lakota County, SD · D+37.2Pennington County, SD · R+13.0Perkins County, SD · R+25.4Potter County, SD · R+22.4Roberts County, SD · D+8.2Sanborn County, SD · R+3.3Spink County, SD · D+12.2Stanley County, SD · R+12.0Sully County, SD · R+28.4Todd County, SD · D+17.3Tripp County, SD · R+22.9Turner County, SD · R+39.5Union County, SD · R+4.4Walworth County, SD · R+25.3Yankton County, SD · R+17.5Ziebach County, SD · R+11.6
How it voted
Share of the 1968 vote
Richard Nixon ✓Republican53.3%149,841
Hubert HumphreyDemocratic42.0%118,023
George WallaceAmerican Independent4.8%13,400
D+60
R+60
66 counties, each filled by 1968 D-vs-R margin. Hover any county for its result.
South Dakota's presidential margins
1892–2024, the 1968 contest in context
South Dakota's presidential marginsDemocratic-minus-Republican presidential margin from 1892 to 2024. Most recent: −29.2% in 2024.flipped R · 2004−29.2%DR18922024
South Dakota's presidential margins
YearMargin (D minus R)
1892−36.5%
1896+0.2%
1900−15.6%
1904−49.4%
1908−23.8%
1912+42.1%
1916+3.9%
1920−41.0%
1924−36.3%
1928−21.0%
1932+29.2%
1936+11.5%
1940−14.8%
1944−16.7%
1948−4.8%
1952−38.5%
1956−16.8%
1960−16.4%
1964+11.2%
1968−11.3%
1972−8.6%
1976−1.5%
1980−28.8%
1984−26.5%
1988−6.3%
1992−3.5%
1996−3.5%
2000+22.7%
2004−21.3%
2008−8.4%
2012−18.0%
2016−29.8%
2020−26.2%
2024−29.2%
County results — 1968
66 counties; every row links to the county's full page.
CountyWonMarginDemocraticRepublicanTotal
Aurora CountyD
+0.8%
1,0601,0432,233
Beadle CountyD
+11.6%
5,3574,2149,878
Bennett CountyR
−16.9%
4576651,233
Bon Homme CountyR
−14.6%
1,7732,4114,383
Brookings CountyR
−18.2%
3,2024,6748,081
Brown CountyD
+4.2%
7,3026,68514,547
Brule CountyD
+6.7%
1,4251,2372,815
Buffalo CountyD
+0.7%
265261554
Butte CountyR
−32.5%
1,0172,0903,303
Campbell CountyR
−63.3%
2451,2161,534
Charles Mix CountyD
+5.9%
2,3692,0934,675
Clark CountyR
−8.9%
1,3251,5963,040
Clay CountyR
−5.5%
2,0062,2494,386
Codington CountyD
+3.6%
4,2353,9298,452
Corson CountyR
−14.3%
8211,1082,009
Custer CountyR
−20.2%
7271,1432,064
Davison CountyR
−3.7%
3,5853,8697,719
Day CountyD
+8.5%
2,4632,0624,707
Deuel CountyR
−12.3%
1,0761,3982,625
Dewey CountyR
−12.3%
7219411,785
Douglas CountyR
−44.7%
5921,6132,282
Edmunds CountyR
−10.5%
1,2251,5342,940
Fall River CountyR
−28.4%
9651,8433,094
Faulk CountyR
−8.8%
8199972,015
Grant CountyR
−8.5%
1,8902,2594,360
Gregory CountyR
−16.4%
1,2661,8103,327
Haakon CountyR
−30.7%
3777591,245
Hamlin CountyR
−17.1%
1,1491,6492,926
Hand CountyR
−17.1%
1,1361,6503,012
Hanson CountyR
−4.2%
8269011,799
Harding CountyR
−33.3%
266564895
Hughes CountyR
−29.5%
1,6663,2045,213
Hutchinson CountyR
−41.6%
1,4123,5445,131
Hyde CountyR
−16.2%
4997131,325
Jackson CountyR
−18.1%
4707041,294
Jerauld CountyR
−14.3%
7451,0021,803
Jones CountyR
−20.2%
3585621,008
Kingsbury CountyR
−20.5%
1,4912,3003,937
Lake CountyR
−10.9%
2,2942,8765,358
Lawrence CountyR
−25.3%
2,4254,1856,948
Lincoln CountyR
−23.9%
1,9613,2595,442
Lyman CountyR
−22.9%
6431,0631,837
Marshall CountyD
+1.5%
1,5181,4713,129
McCook CountyR
−8.1%
1,6531,9593,800
McPherson CountyR
−65.5%
3892,1052,620
Meade CountyR
−20.4%
1,5222,3924,257
Mellette CountyR
−18.6%
4076111,097
Miner CountyD
+8.8%
1,2551,0452,392
Minnehaha CountyR
−9.7%
16,46220,14137,780
Moody CountyR
−2.2%
1,6141,6893,456
Oglala Lakota CountyD
+37.2%
1,2025331,796
Pennington CountyR
−13.0%
7,3039,67118,148
Perkins CountyR
−25.4%
8691,4982,481
Potter CountyR
−22.4%
7801,2732,202
Roberts CountyD
+8.2%
2,6512,2255,213
Sanborn CountyR
−3.3%
9561,0242,060
Spink CountyD
+12.2%
2,6692,0684,915
Stanley CountyR
−12.0%
4395721,109
Sully CountyR
−28.4%
3566761,125
Todd CountyD
+17.3%
9876831,761
Tripp CountyR
−22.9%
1,3622,2423,849
Turner CountyR
−39.5%
1,3503,2464,801
Union CountyR
−4.4%
2,0142,2124,451
Walworth CountyR
−25.3%
1,2762,2043,662
Yankton CountyR
−17.5%
2,7333,9777,092
Ziebach CountyR
−11.6%
350449854