18 of the 35 seats in the Colorado Senate 18 seats needed for a majority
Leader
Steve Fenberg (term-limited)
Paul Lundeen
Party
Democratic
Republican
Leader's seat
District 18
District 9
Current seats
23
12
Seats needed
6
Map of the incumbents: Democratic incumbent Democratic incumbent retiring Republican incumbent Republican incumbent retiring No election
Incumbent President of the Senate
Steve Fenberg
Democratic
Elections in Colorado
Federal government
Presidential elections
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
Presidential caucuses and primaries
Democratic
2000
2008
2012
2016
2020
2024
Republican
2008
2012
2016
2020
2024
U.S. Senate elections
1876
1879
1883 sp
1885
1889
1891
1895
1897
1901
1903
1907
1909
1913
1913 sp
1914
1918
1920
1924
1924 sp
1926
1930
1932
1932 sp
1936
1938
1942
1942 sp
1944
1948
1950
1954
1956
1960
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
1876
1878
1880
1882
1884
1886
1888
1890
1892
1894
1896
1898
1900
1902
1904
1906
1908
1910
1912
1914
1916
1918
1920
1922
1924
1926
1927
1st sp
1928
1930
1932
1934
1936
1938
1940
3rd sp
1941
4th sp
1942
1944
1st sp
1946
1948
1950
1952
1954
1956
1958
1960
1962
1964
1966
1968
1970
1972
1974
1976
1978
1980
1982
1983
6th sp
1984
1986
1988
1990
1992
1994
1996
1998
2000
2002
2004
2006
2008
2010
2012
2014
2016
2018
2020
2022
2024
4th sp
State government
General elections
2010
2014
2018
2020
2022
Gubernatorial elections
1876
1878
1880
1882
1884
1886
1888
1890
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
1962
1966
1970
1974
1978
1982
1986
1990
1994
1998
2002
2006
2010
2014
2018
2022
2026
Secretary of State elections
2022
Attorney General elections
2018
2022
Treasurer elections
2022
Senate elections
2013 (recall)
2014
2016
2018
2020
2022
2024
House of Representatives elections
2018
2020
2022
2024
Ballot measures
List of Colorado ballot measures
2004
36
2006
38
41
42
43
44
E
F
G
H
I
J
K
2008
46
47
48
49
50
51
52
54
58
59
L
2010
62
2012
64
2018
A
2020
C
113
114
EE
2022
125
126
FF
Colorado Springs
Local elections
2019
Mayoral elections
1995
1997 sp
1999
2003
2007
2011
2015
2019
2023
Denver
Mayoral elections
2003
2007
2011
2015
2019
2023
El Paso County
Local elections
2018
Pueblo
Mayoral elections
2023–24
v
t
e
The 2024 Colorado Senate elections will take place on November 5, 2024, with the primary elections being held on June 25, 2024.[1] Voters in 18 out of the 35 districts of the state Senate will elect their representative for a four-year term.[2] It will coincide with other Colorado elections of the same year and the biennial United States elections.
^"2024 Election Calendar" (PDF). Colorado Secretary of State.
^"Senate Term Limits". Colorado General Assembly.
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