# 1931 Swiss federal election

Federal elections were held in Switzerland on 25 October 1931. Although the Social Democratic Party received the most votes, the Free Democratic Party remained the largest party in the National Council, winning 52 of the 187 seats.

## Results
### National Council

| | Social Democratic Party | 247,946 | 28.72 | 49 | –1 |
| | Free Democratic Party | 232,562 | 26.94 | 52 | –6 |
| | Conservative People's Party | 184,602 | 21.38 | 44 | –2 |
| | Party of Farmers, Traders and Independents | 131,809 | 15.27 | 30 | –1 |
| | Liberal Democratic Party | 24,573 | 2.85 | 6 | 0 |
| | Communist Party | 12,778 | 1.48 | 2 | 0 |
| | Social-Political Group | 10,726 | 1.24 | 2 | –1 |
| | Evangelical People's Party | 8,454 | 0.98 | 1 | 0 |
| | Communist Party Opposition | 9,841 | 1.14 | 1 | New |
| | Other parties | 9,841 | 1.14 | 0 | – |
| Total | Total | 863,291 | 100.00 | 187 | –11 |
| Valid votes | Valid votes | 863,291 | 97.89 | | |
| Invalid/blank votes | Invalid/blank votes | 18,645 | 2.11 | | |
| Total votes | Total votes | 881,936 | 100.00 | | |
| Registered voters/turnout | Registered voters/turnout | 1,118,841 | 78.83 | | |
| Source: Nohlen & Stöver ||||||

#### By constituency

| Constituency | Seats | Electorate | Turnout | Party | Votes | Seats won |
| Aargau | 12 | 68,872 | 62,316 | Social Democratic Party | 255,276 | 4 |
| Aargau | 12 | 68,872 | 62,316 | Conservative People's Party | 161,958 | 3 |
| Aargau | 12 | 68,872 | 62,316 | Party of Farmers, Traders and Independents | 161,683 | 3 |
| Aargau | 12 | 68,872 | 62,316 | Free Democratic Party | 143,225 | 2 |
| Aargau | 12 | 68,872 | 62,316 | Communist Party | 6,105 | 0 |
| Appenzell Ausserrhoden | 2 | 13,125 | 10,115 | Free Democratic Party | 10,717 | 1 |
| Appenzell Ausserrhoden | 2 | 13,125 | 10,115 | Social Democratic Party | 6,046 | 1 |
| Appenzell Ausserrhoden | 2 | 13,125 | 10,115 | Independent List | 2,143 | 0 |
| Appenzell Innerrhoden | 1 | 3,306 | 1,701 | Conservative People's Party | 1,355 | 1 |
| Basel-Landschaft | 4 | 25,236 | 15,748 | Social Democratic Party | 23,051 | 1 |
| Basel-Landschaft | 4 | 25,236 | 15,748 | Free Democratic Party | 18,292 | 2 |
| Basel-Landschaft | 4 | 25,236 | 15,748 | Party of Farmers, Traders and Independents | 9,444 | 1 |
| Basel-Landschaft | 4 | 25,236 | 15,748 | Conservative People's Party | 7,664 | 0 |
| Basel-Landschaft | 4 | 25,236 | 15,748 | Communist Party | 3,143 | 0 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Social Democratic Party | 62,464 | 2 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Communist Party | 30,084 | 1 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Free Democratic Party | 30,044 | 1 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Liberal Democratic Party | 25,258 | 1 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Conservative People's Party | 23,502 | 1 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Party of Farmers, Traders and Independents | 20,967 | 1 |
| Basel-Stadt | 7 | 43,535 | 28,732 | Evangelical People's Party | 6,801 | 0 |
| Bern | 31 | 197,392 | 156,998 | Party of Farmers, Traders and Independents | 2,082,207 | 15 |
| Bern | 31 | 197,392 | 156,998 | Social Democratic Party | 1,618,792 | 10 |
| Bern | 31 | 197,392 | 156,998 | Free Democratic Party | 817,738 | 5 |
| Bern | 31 | 197,392 | 156,998 | Conservative People's Party | 276,736 | 1 |
| Bern | 31 | 197,392 | 156,998 | Communist Party | 10,305 | 0 |
| Fribourg | 7 | 37,447 | 31,337 | Conservative People's Party | 146,564 | 6 |
| Fribourg | 7 | 37,447 | 31,337 | Free Democratic Party | 45,078 | 1 |
| Fribourg | 7 | 37,447 | 31,337 | Social Democratic Party | 16,843 | 0 |
| Fribourg | 7 | 37,447 | 31,337 | Party of Farmers, Traders and Independents | 9,157 | 0 |
| Geneva | 8 | 45,829 | 26,496 | Free Democratic Party | 86,202 | 2 |
| Geneva | 8 | 45,829 | 26,496 | Social Democratic Party | 84,916 | 4 |
| Geneva | 8 | 45,829 | 26,496 | Liberal Democratic Party | 29,743 | 1 |
| Geneva | 8 | 45,829 | 26,496 | Conservative People's Party | 24,261 | 1 |
| Geneva | 8 | 45,829 | 26,496 | National Political Order | 20,904 | 0 |
| Geneva | 8 | 45,829 | 26,496 | Union of Economic Defence and National Action | 10,769 | 0 |
| Geneva | 8 | 45,829 | 26,496 | Communist Party | 2,058 | 0 |
| Glarus | 2 | 9,742 | 7,826 | Free Democratic Party | 5,951 | 1 |
| Glarus | 2 | 9,742 | 7,826 | Social-Political Group | 3,725 | 1 |
| Glarus | 2 | 9,742 | 7,826 | Social Democratic Party | 3,708 | 0 |
| Glarus | 2 | 9,742 | 7,826 | Conservative People's Party | 1,875 | 0 |
| Grisons | 6 | 31,867 | 25,212 | Conservative People's Party | 55,469 | 2 |
| Grisons | 6 | 31,867 | 25,212 | Free Democratic Party | 40,081 | 2 |
| Grisons | 6 | 31,867 | 25,212 | Social-Political Group | 28,203 | 1 |
| Grisons | 6 | 31,867 | 25,212 | Social Democratic Party | 24,765 | 1 |
| Lucerne | 9 | 52,702 | 46,672 | Conservative People's Party | 205,122 | 4 |
| Lucerne | 9 | 52,702 | 46,672 | Free Democratic Party | 161,805 | 3 |
| Lucerne | 9 | 52,702 | 46,672 | Social Democratic Party | 46,728 | 1 |
| Lucerne | 9 | 52,702 | 46,672 | Communist Party | 982 | 0 |
| Neuchâtel | 6 | 35,930 | 27,597 | Social Democratic Party | 72,158 | 3 |
| Neuchâtel | 6 | 35,930 | 27,597 | Free Democratic Party | 41,386 | 2 |
| Neuchâtel | 6 | 35,930 | 27,597 | Liberal Democratic Party | 30,511 | 1 |
| Neuchâtel | 6 | 35,930 | 27,597 | National Progressive Party | 14,124 | 0 |
| Neuchâtel | 6 | 35,930 | 27,597 | Social-Political Group | 4,542 | 0 |
| Neuchâtel | 6 | 35,930 | 27,597 | Communist Party | 1,179 | 0 |
| Nidwalden | 1 | 3,850 | 1,047 | Conservative People's Party | 965 | 1 |
| Obwalden | 1 | 4,975 | 1,247 | Conservative People's Party | 1,122 | 1 |
| Schaffhausen | 2 | 17,106 | 15,143 | Social Democratic Party | 13,425 | 1 |
| Schaffhausen | 2 | 17,106 | 15,143 | Free Democratic Party | 8,610 | 1 |
| Schaffhausen | 2 | 17,106 | 15,143 | Party of Farmers, Traders and Independents | 4,625 | 0 |
| Schaffhausen | 2 | 17,106 | 15,143 | Conservative People's Party | 2,484 | 0 |
| Schwyz | 3 | 17,088 | 13,919 | Conservative People's Party | 21,204 | 2 |
| Schwyz | 3 | 17,088 | 13,919 | Free Democratic Party | 11,603 | 1 |
| Schwyz | 3 | 17,088 | 13,919 | Social Democratic Party | 8,032 | 0 |
| Solothurn | 7 | 40,432 | 35,932 | Free Democratic Party | 110,663 | 3 |
| Solothurn | 7 | 40,432 | 35,932 | Social Democratic Party | 71,073 | 2 |
| Solothurn | 7 | 40,432 | 35,932 | Conservative People's Party | 63,109 | 2 |
| St. Gallen | 13 | 71,564 | 63,799 | Conservative People's Party | 351,573 | 6 |
| St. Gallen | 13 | 71,564 | 63,799 | Free Democratic Party | 247,770 | 4 |
| St. Gallen | 13 | 71,564 | 63,799 | Social Democratic Party | 173,719 | 3 |
| St. Gallen | 13 | 71,564 | 63,799 | Evangelical People's Party | 21,164 | 0 |
| St. Gallen | 13 | 71,564 | 63,799 | Communist Party | 2,961 | 0 |
| Ticino | 7 | 39,004 | 27,792 | Free Democratic Party | 88,287 | 3 |
| Ticino | 7 | 39,004 | 27,792 | Conservative People's Party | 77,530 | 3 |
| Ticino | 7 | 39,004 | 27,792 | Social Democratic Party | 30,377 | 1 |
| Ticino | 7 | 39,004 | 27,792 | Communist Party | 859 | 0 |
| Thurgau | 6 | 35,759 | 30,499 | Party of Farmers, Traders and Independents | 61,404 | 3 |
| Thurgau | 6 | 35,759 | 30,499 | Social Democratic Party | 45,722 | 1 |
| Thurgau | 6 | 35,759 | 30,499 | Conservative People's Party | 34,632 | 1 |
| Thurgau | 6 | 35,759 | 30,499 | Free Democratic Party | 26,727 | 1 |
| Thurgau | 6 | 35,759 | 30,499 | Social-Political Group | 10,856 | 0 |
| Uri | 1 | 5,879 | 2,618 | Free Democratic Party | 1,863 | 1 |
| Vaud | 15 | 92,480 | 71,352 | Free Democratic Party | 457,401 | 7 |
| Vaud | 15 | 92,480 | 71,352 | Social Democratic Party | 291,725 | 4 |
| Vaud | 15 | 92,480 | 71,352 | Liberal Democratic Party | 182,423 | 3 |
| Vaud | 15 | 92,480 | 71,352 | Party of Farmers, Traders and Independents | 102,386 | 1 |
| Vaud | 15 | 92,480 | 71,352 | Communist Party | 7,577 | 0 |
| Valais | 6 | 37,163 | 32,169 | Conservative People's Party | 131,242 | 5 |
| Valais | 6 | 37,163 | 32,169 | Free Democratic Party | 39,904 | 1 |
| Valais | 6 | 37,163 | 32,169 | Social Democratic Party | 21,130 | 0 |
| Zug | 2 | 9,189 | 6,872 | Conservative People's Party | 6,225 | 1 |
| Zug | 2 | 9,189 | 6,872 | Free Democratic Party | 3,676 | 1 |
| Zug | 2 | 9,189 | 6,872 | Social Democratic Party | 3,430 | 0 |
| Zürich | 28 | 184,189 | 141,350 | Social Democratic Party | 1,554,439 | 11 |
| Zürich | 28 | 184,189 | 141,350 | Party of Farmers, Traders and Independents | 665,421 | 5 |
| Zürich | 28 | 184,189 | 141,350 | Free Democratic Party | 592,596 | 5 |
| Zürich | 28 | 184,189 | 141,350 | Social-Political Group | 408,802 | 3 |
| Zürich | 28 | 184,189 | 141,350 | Conservative People's Party | 302,404 | 2 |
| Zürich | 28 | 184,189 | 141,350 | Evangelical People's Party | 163,919 | 1 |
| Zürich | 28 | 184,189 | 141,350 | Communist Party | 148,514 | 1 |
| Zürich | 28 | 184,189 | 141,350 | Federal Front | 33,359 | 0 |
| Source: Bundesblatt, 2 December 1931 ||||||||

### Council of States

In several cantons the members of the Council of States were chosen by the cantonal parliaments.
| | Free Democratic Party | 19 | –1 |
| | Swiss Conservative People's Party | 18 | 0 |
| | Party of Farmers, Traders and Independents | 3 | 0 |
| | Social Democratic Party | 2 | +2 |
| | Liberal Democratic Party | 1 | 0 |
| | Social-Political Group | 1 | 0 |
| | Other parties | 0 | 0 |
| Total | Total | 44 | 0 |
| Source: Nohlen & Stöver ||||

#### By constituency

| Constituency | Seats | Party | Elected members |
| Aargau | 2 | Free Democratic Party | Gottfried Keller |
| Aargau | 2 | Free Democratic Party | Peter Emil Isler |
| Appenzell Ausserrhoden | 1 | Free Democratic Party | Johannes Baumann |
| Appenzell Innerrhoden | 1 | Conservative People's Party | Carl Rusch |
| Basel-Landschaft | 1 | Free Democratic Party | Gustav Johann Schneider |
| Basel-Stadt | 1 | Free Democratic Party | Ernst-Alfred Thalmann |
| Bern | 2 | Free Democratic Party | Paul Charmillot |
| Bern | 2 | Party of Farmers, Traders and Independents | Carl Moser |
| Fribourg | 2 | Conservative People's Party | Emile Savoy |
| Fribourg | 2 | Conservative People's Party | Bernard Weck |
| Geneva | 2 | Social Democratic Party | Charles Burklin |
| Geneva | 2 | Free Democratic Party | Albert Malche |
| Glarus | 2 | Social-Political Group | Edwin Hauser |
| Glarus | 2 | Free Democratic Party | Philippe Mercier |
| Grisons | 2 | Conservative People's Party | Johann Josef Huonder |
| Grisons | 2 | Free Democratic Party | Andreas Laely |
| Lucerne | 2 | Conservative People's Party | Jakob Sigrist |
| Lucerne | 2 | Conservative People's Party | Albert Zust |
| Neuchâtel | 2 | Free Democratic Party | Ernest Béguin |
| Neuchâtel | 2 | Liberal Party | Pierre de Meuron |
| Nidwalden | 1 | Conservative People's Party | Anton Zumbühl |
| Obwalden | 1 | Conservative People's Party | Walter Amstalden |
| Schaffhausen | 2 | Free Democratic Party | Heinrich Bolli |
| Schaffhausen | 2 | Party of Farmers, Traders and Independents | Johannes Winzeler |
| Schwyz | 2 | Conservative People's Party | Martin Ochsner |
| Schwyz | 2 | Conservative People's Party | Adolf Suter |
| Solothurn | 2 | Free Democratic Party | Hugo Dietschi |
| Solothurn | 2 | Free Democratic Party | Robert Schöpfer |
| St. Gallen | 2 | Free Democratic Party | Ernst Löpfe |
| St. Gallen | 2 | Conservative People's Party | Anton August Messmer |
| Ticino | 2 | Free Democratic Party | Brenno Bertoni |
| Ticino | 2 | Conservative People's Party | Antonio Luigi Riva |
| Thurgau | 2 | Free Democratic Party | Albert Böhi |
| Thurgau | 2 | Party of Farmers, Traders and Independents | Anton Schmid |
| Uri | 2 | Conservative People's Party | Isidor Meyer |
| Uri | 2 | Conservative People's Party | Ludwig Walker |
| Vaud | 2 | Free Democratic Party | Norbert Bosset |
| Vaud | 2 | Free Democratic Party | Louis Chamorel |
| Valais | 2 | Conservative People's Party | Pierre Barman |
| Valais | 2 | Conservative People's Party | Ramond Evéquoz |
| Zug | 2 | Conservative People's Party | Philipp Etter |
| Zug | 2 | Conservative People's Party | Josef Hildebrand |
| Zürich | 2 | Free Democratic Party | Gustav Keller |
| Zürich | 2 | Social Democratic Party | Emil Klöti |