2018 Missouri Senate election

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Missouri Senate elections, 2018

← 2016 November 6, 2018 (2018-11-06) 2020 →
17 even-numbered districts in the Missouri Senate 18 seats needed for a majority
Majority party Minority party   Leader Ron Richard (retired) Gina Walsh Party Republican Democratic Leader since September 15, 2015 July 7, 2016 Leader's seat 32nd district 13th district Last election 24 10 Seats won 24 10 Seat change Popular vote 710,940 494,965 Percentage 58.59% 40.79%
Results:      Democratic hold      Republican hold      No election
President pro tempore before election Ron Richard Republican Elected President pro tempore Dave Schatz Republican

Elections in Missouri
Federal government Presidential elections 1820 1824 1828 1832 1836 1840 1844 1848 1852 1856 1860 1864 1868 1872 1876 1880 1884 1888 1892 1896 1900 1904 1908 1912 1916 1920 1924 1928 1932 1936 1940 1944 1948 1952 1956 1960 1964 1968 1972 1976 1980 1984 1988 1992 1996 2000 2004 2008 2012 2016 2020 2024 Missouri bellwether Presidential primaries Democratic 2000 2004 2008 2012 2016 2020 2024 Republican 2000 2004 2008 2012 2016 2020 2024 U.S. Senate 1821 1825 1827 1830 1833 1836 1839 1842 1843 sp 1845 1849 1851 1857 1857 sp 1861 1863 1863 sp 1868 1871 sp 1874 1879 1879 sp 1881 1885 1887 1891 1893 1897 1899 1903 1905 1909 1911 1911 1914 1916 1918 sp 1920 1922 1926 1926 sp 1928 1932 1934 1938 1940 1944 1946 1950 1952 1956 1958 1960 sp 1962 1964 1968 1970 1974 1976 1980 1982 1986 1988 1992 1994 1998 2000 2002 sp 2004 2006 2010 2012 2016 2018 2022 2024 2028 U.S. House of Representatives 1820 1822 1824 1826 1828 1831 1832–33 1835 1836 1838 1839 AL sp 1840 1842 1844 1846 AL sp 1848 1850 1852 1854 1856 1858 1860 1st sp 1862 1864 1866 1867 3rd sp 1868 5th sp 1870 1872 1874 1876 1878 1880 7th sp 1882 2nd sp 1884 1886 1888 1889 4th sp 1890 14th sp 1892 1894 1896 1897 1st sp 1898 1899 8th sp 1900 1902 12th sp 1904 1906 1908 1910 6th sp 1912 1914 1916 1918 10th sp 1920 1921 4th sp 1922 1924 1926 11th sp 1928 1929 4th sp 1930 1931 7th sp 1932 1934 1936 1938 1940 1942 1943 6th sp 1944 1946 1948 10th sp 1950 1951 11th sp 1952 1954 1956 1958 1959 4th sp 1960 1962 1964 9th sp 1966 1968 1970 1972 1974 1976 6th sp 1978 1980 1982 1984 1986 1988 1990 1992 1994 1996 8th sp 1998 2000 2002 2004 2006 2008 2010 2012 2013 8th sp 2014 2016 2018 2020 2022 2024
State government State elections 2008 2010 2012 2014 2016 2018 2020 2022 Gubernatorial elections 1820 1824 1825 sp 1828 1832 1836 1840 1844 1848 1852 1856 1857 sp 1860 1864 1868 1870 1872 1874 1876 1880 1884 1888 1892 1896 1900 1904 1908 1912 1916 1920 1924 1928 1932 1936 1940 1944 1948 1952 1956 1960 1964 1968 1972 1976 1980 1984 1988 1992 1996 2000 2004 2008 2012 2016 2020 2024 Lieutenant gubernatorial elections 1820 1824 1828 1832 1836 1840 1844 1848 1852 1856 1860 1864 1868 1870 1872 1874 1876 1880 1884 1888 1892 1896 1900 1904 1908 1912 1916 1920 1924 1928 1932 1936 1940 1944 1948 1952 1956 1960 1964 1968 1972 1976 1980 1984 1988 1992 1996 2000 2004 2008 2012 2016 2020 2024 Secretary of State elections 2012 2016 2020 2024 Attorney General elections 2012 2016 2020 2024 State Treasurer elections 2012 2016 2020 2024 State Auditor elections 2010 2014 2018 2022 Senate elections 2010 2012 2014 2016 2018 2020 2022 2024 House of Representatives elections 2010 2012 2014 2016 2018 2020 2022 2024 2026
Ballot measures 1999 Proposition B 2004 Amendment 2 2006 Amendment 2 2018 Proposition A 2020 Amendment 2 2022 Amendment 3 2024 Amendment 3
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Kansas City Mayoral elections 2003 2007 2011 2015 2019 2023
Springfield Mayoral elections 2021
St. Louis Mayoral elections 1973 1977 1981 1985 1989 1993 1997 2001 2005 2009 2013 2017 2021 2025 Board of Aldermen elections 2023
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The 2018 Missouri Senate elections were held on November 6, 2018, to elect the seventeen Missouri Senators to the Missouri Senate. Half of the Senate's thirty-four seats are up for election every two years, with each Senator serving four-year terms. The next time that these seats were up was in the 2022 Missouri Senate election.