 | Kingdom of Sweden |  |
Extra elections to the XXX. Second Chamber of the Riksdag
20 September 1964
Registered voters: 5.1 million. Turnout: 83.9 %
| % | Σ | ± | |||
|---|---|---|---|---|---|
 | Communist Party of Sweden Sveriges Kommunistiska Parti | SKP | 5.2% | 8 | +3 |
 | Social Democrats Socialdemokraterna | S | 47.3% | 113 | -1 |
 | Centre Party Centerpartiet | C | 13.2% | 35 | +1 |
| | Independent centrist | 1 | +1 | ||
 | People’s Party Folkpartiet | Fp | 17.0% | 43 | +1 |
 | Right Party Högerpartiet | H | 13.7% | 34 | -5 |
| 233 | +1 |
ELECTIONS IN SWEDEN
Second chamber, first past the post: 1866 l 1869 l 1872 l 1875 l 1878 l 1881 l 1884 l 1887 extra l 1887 l 1890 l 1893 l 1896 l 1899 l 1902 l 1905 l 1908
Second chamber, proportional: 1911 l 1914 extra l 1914 l 1917 l 1920 l 1921 extra l 1924 l 1928 l 1932 l 1936 l 1940 l 1944 l 1948 l 1952 l 1956 l 1958 extra l 1960 l 1964 l 1968
Unicameral: 1970 l 1973 l 1976 l 1979 l 1982 l 1985 l 1988 l 1991 l 1994 l 1998 l 2002 l 2006 l 2010 l 2014 l 2018 l 2022