1966 United States Senate election in Idaho

← 1962 (special) November 8, 1966 1972 →

Nominee Len Jordan Ralph Harding Party Republican Democratic Popular vote 139,819 112,637 Percentage 55.38% 44.62%

County results Jordan:      50–60%      60–70% Harding:      50–60%      60–70%      70–80%

U.S. senator before election Leonard B. Jordan Republican Elected U.S. Senator Leonard B. Jordan Republican

Elections in Idaho
Federal government Presidential elections 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 Presidential primaries Democratic 2000 2004 2008 2012 2016 2020 Republican 2008 2012 2016 2020 2024 U.S. Senate elections 1890 1895 1897 1901 1902 1903 1907 1909 1913 1913 sp 1914 1918 1918 sp 1920 1924 1926 1928 sp 1930 1932 1936 1938 1940 sp 1942 1944 1946 sp 1948 1950 1950 sp 1954 1956 1960 1962 sp 1962 1966 1968 1972 1974 1978 1980 1984 1986 1990 1992 1996 1998 2002 2004 2008 2010 2014 2016 2020 2022 2026 2028 U.S. House of Representatives elections 1890 1892 1894 1896 1898 1900 1902 1904 1906 1908 1910 1912 1914 1916 1918 1920 1922 1924 1926 1928 1930 1932 1934 1936 1938 1940 1942 1944 1946 1948 1950 1952 1954 1956 1958 1960 1962 1964 1966 1968 1970 1972 1974 1976 1978 1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 2000 2002 2004 2006 2008 2010 2012 2014 2016 2018 2020 2022
State government General elections 2014 2018 2020 2022 Gubernatorial elections 1892 1894 1896 1898 1900 1902 1904 1906 1908 1910 1912 1914 1916 1918 1920 1922 1924 1926 1928 1930 1932 1934 1936 1938 1940 1942 1944 1946 1950 1954 1958 1962 1966 1970 1974 1978 1982 1986 1990 1994 1998 2002 2006 2010 2014 2018 2022 Lieutenant gubernatorial elections 2022 Secretary of State elections 2022 Attorney General elections 2022 Senate elections 2006 2020 2022 House of Representatives elections 2006 2020 2022
Ballot measures Ballot Measures 1994 Proposition 1 2006 Amendment 2 Proposition 2 2018 Proposition 1 Proposition 2
Boise Mayoral elections 2015 2019 2023
v t e

The 1966 United States Senate election in Idaho took place on November 8, 1966. Incumbent Republican Senator Leonard B. Jordan was re-elected to a second term in office over Democratic U.S. Representative Ralph R. Harding.

General election

Results

General election results^[1][2]

Party		Candidate	Votes	%	±%
	Republican	Leonard B. Jordan (incumbent)	139,819	55.38%	4.43
	Democratic	Ralph R. Harding	112,637	44.62%	4.43
Total votes			252,456	100.00%