| Abbr. | Logo | Ideology | Founded | Founder | Leader | Website |
| SP |  | Agrarianism (Nordic), Economic nationalism | 19.05.1920 | Trygve Slagsvold Vedum | http://senterpartiet.no |
Elections
| Elections | % | Votes | Seats | |
| 2021 | 13,50 | 402.961 | 28 | 3rd |
| 2017 | 10,32 | 302.017 | 19 | 4th |
| 2013 | 5,48 | 155.357 | 10 | 5th |
| 2009 | 6,15 | 165.006 | 11 | 5th |
| 2005 | 6,48 | 171.063 | 11 | 6th |
| 2001 | 5,56 | 140.287 | 10 | 6th |
| Leaders | |
| 1920 – 1921 | Johan E. Mellbye |
| 1921 – 1927 | Kristoffer Høgset |
| 1927 – 1930 | Erik Enge |
| 1930 – 1938 | Jens Hundseid |
| 1938 – 1948 | Nils Trædal |
| 1948 – 1954 | Einar Frogner |
| 1955 – 1967 | Per Borten |
| 1967 – 1973 | John Austrheim |
| 1973 – 1977 | Dagfinn Vårvik |
| 1977 – 1979 | Gunnar Stålsett |
| 1979 – 1991 | Johan J. Jakobsen |
| 1991 – 1999 | Anne Enger Lahnstein |
| 1999 – 2003 | Odd Roger Enoksen |
| 2003 – 2008 | Åslaug Haga |
| 2008 | Lars Peder Brekk |
| 2008 – 2014 | Liv Signe Navarsete |
| 2014 – | Trygve Slagsvold Vedum |
