History / Congress

Colorado's 4th congressional district

31 members have held this seat since Dec 6, 1915. Now: Lauren Boebert R.

Holders
31
16 D · 15 R
Longest tenure
10 years
Wayne Norviel Aspinall
Current
21 months
Lauren Boebert, since Jan 3, 2025
history/seat/co-4Every holder, newest first
+31
19201930194019501960197019801990200020102020Edward Thomas Taylor · 1915-12-06 – 1917-03-04 · DemocratEdward Thomas Taylor · 1917-04-02 – 1919-03-04 · DemocratEdward Thomas Taylor · 1919-05-19 – 1921-03-04 · DemocratEdward Thomas Taylor · 1921-04-11 – 1923-03-04 · DemocratEdward Thomas Taylor · 1923-12-03 – 1925-03-04 · DemocratEdward Thomas Taylor · 1925-12-07 – 1927-03-05 · DemocratEdward Thomas Taylor · 1927-12-05 – 1929-03-04 · DemocratEdward Thomas Taylor · 1929-04-15 – 1931-03-04 · DemocratEdward Thomas Taylor · 1931-12-07 – 1933-03-04 · DemocratEdward Thomas Taylor · 1933-03-09 – 1943-01-04 · DemocratRobert Fay Rockwell · 1943-01-06 – 1949-01-04 · RepublicanWayne Norviel Aspinall · 1959-01-07 – 1963-01-04 · DemocratWayne Norviel Aspinall · 1963-01-09 – 1967-01-04 · DemocratWayne Norviel Aspinall · 1967-01-10 – 1971-01-04 · DemocratWayne Norviel Aspinall · 1971-01-21 – 1973-01-04 · DemocratJames Paul Johnson · 1975-01-14 – 1979-01-04 · RepublicanJames Paul Johnson · 1979-01-15 – 1981-01-04 · RepublicanGeorge Hanks Brown · 1981-01-05 – 1987-01-04 · RepublicanGeorge Hanks Brown · 1987-01-06 – 1991-01-04 · RepublicanBob Schaffer · 1997-01-07 – 1999-01-04 · RepublicanBob Schaffer · 1999-01-06 – 2003-01-04 · RepublicanMarilyn N. Musgrave · 2003-01-07 – 2009-01-04 · RepublicanBetsy Markey · 2009-01-06 – 2011-01-04 · DemocratCory Gardner · 2011-01-05 – 2015-01-04 · RepublicanKen Buck · 2015-01-06 – 2024-03-23 · RepublicanGreg Lopez · 2024-07-08 – 2025-01-04 · RepublicanRobert Fay Rockwell · 1941-01-03 – 1943-01-04 · RepublicanWayne Norviel Aspinall · 1949-01-03 – 1959-01-04 · DemocratJames Paul Johnson · 1973-01-03 – 1975-01-04 · RepublicanWayne A. Allard · 1991-01-03 – 1997-01-04 · RepublicanLauren Boebert · 2025-01-03 – present · Republican
Lauren Boebert R
Jan 3, 2025 – present · 21 months
Greg Lopez R
Jul 8, 2024 – Jan 4, 2025 · 6 months
Ken Buck R
Jan 6, 2015 – Mar 23, 2024 · 9.2 years
Cory Gardner R
Jan 5, 2011 – Jan 4, 2015 · 4 years
Betsy Markey D
Jan 6, 2009 – Jan 4, 2011 · 2 years
Marilyn N. Musgrave R
Jan 7, 2003 – Jan 4, 2009 · 6 years
Bob Schaffer R
Jan 6, 1999 – Jan 4, 2003 · 4 years
Bob Schaffer R
Jan 7, 1997 – Jan 4, 1999 · 2 years
Wayne A. Allard R
Jan 3, 1991 – Jan 4, 1997 · 6 years
George Hanks Brown R
Jan 6, 1987 – Jan 4, 1991 · 4 years
George Hanks Brown R
Jan 5, 1981 – Jan 4, 1987 · 6 years
James Paul Johnson R
Jan 15, 1979 – Jan 4, 1981 · 2 years
James Paul Johnson R
Jan 14, 1975 – Jan 4, 1979 · 4 years
James Paul Johnson R
Jan 3, 1973 – Jan 4, 1975 · 2 years
Wayne Norviel Aspinall D
Jan 21, 1971 – Jan 4, 1973 · 23 months
Wayne Norviel Aspinall D
Jan 10, 1967 – Jan 4, 1971 · 4 years
Wayne Norviel Aspinall D
Jan 9, 1963 – Jan 4, 1967 · 4 years
Wayne Norviel Aspinall D
Jan 7, 1959 – Jan 4, 1963 · 4 years
Wayne Norviel Aspinall D
Jan 3, 1949 – Jan 4, 1959 · 10 years
Robert Fay Rockwell R
Jan 6, 1943 – Jan 4, 1949 · 6 years
Robert Fay Rockwell R
Jan 3, 1941 – Jan 4, 1943 · 2 years
Edward Thomas Taylor D
Mar 9, 1933 – Jan 4, 1943 · 9.8 years
Edward Thomas Taylor D
Dec 7, 1931 – Mar 4, 1933 · 15 months
Edward Thomas Taylor D
Apr 15, 1929 – Mar 4, 1931 · 23 months
Edward Thomas Taylor D
Dec 5, 1927 – Mar 4, 1929 · 15 months
Edward Thomas Taylor D
Dec 7, 1925 – Mar 5, 1927 · 15 months
Edward Thomas Taylor D
Dec 3, 1923 – Mar 4, 1925 · 15 months
Edward Thomas Taylor D
Apr 11, 1921 – Mar 4, 1923 · 23 months
Edward Thomas Taylor D
May 19, 1919 – Mar 4, 1921 · 22 months
Edward Thomas Taylor D
Apr 2, 1917 – Mar 4, 1919 · 23 months
Edward Thomas Taylor D
Dec 6, 1915 – Mar 4, 1917 · 15 months

Dates are from the @unitedstates congress-legislators project. Consecutive terms of one person are merged.