United States congressional delegations from Iowa

| Census Topic | Value | 
|---|---|
| Population | 3,190,369 | 
| Gender | 49.6% Male 50.4% Female | 
| Race | 84.5% White 4.1% Black 2.4% Asian 0.5% Native American 0.2% Pacific Islander 2.8% Other (single race) 5.6% Multiple | 
| Ethnicity | 6.8% Hispanic or Latino origin | 
| Median household income | $73,147 | 
| High school graduation rate | 93.2% | 
| College graduation rate | 30.9% | 
| Upcoming elections | 
This page displays the current and historical members of U.S. Congress from Iowa.
Here is the current partisan breakdown of the congressional members from Iowa.
| Congressional Partisan Breakdown from Iowa | |||
|---|---|---|---|
| Party | U.S. Senate | U.S. House | Total | 
| Democratic | 0 | 0 | 0 | 
| Republican | 2 | 4 | 6 | 
| Independent | 0 | 0 | 0 | 
| Vacancies | 0 | 0 | 0 | 
| Total | 2 | 4 | 6 | 
Current members
U.S. Senate
- See also: Classes of United States Senators
 
- See also: Classes of United States Senators
The current members of the U.S. Senate from Iowa are:
				           
| Office | Name | Party | Date assumed office | Date term ends | 
|---|---|---|---|---|
| U.S. Senate Iowa | Joni Ernst | Republican | January 3, 2015 | January 3, 2027 | 
| U.S. Senate Iowa | Chuck Grassley | Republican | January 3, 1981 | January 3, 2029 | 
U.S. House
The current members of the U.S. House from Iowa are:
				           
| Office | Name | Party | Date assumed office | Date term ends | 
|---|---|---|---|---|
| U.S. House Iowa District 1 | Mariannette Miller-Meeks | Republican | January 3, 2023 | January 3, 2027 | 
| U.S. House Iowa District 2 | Ashley Hinson | Republican | January 3, 2023 | January 3, 2027 | 
| U.S. House Iowa District 3 | Zach Nunn | Republican | January 3, 2023 | January 3, 2027 | 
| U.S. House Iowa District 4 | Randy Feenstra | Republican | January 3, 2021 | January 3, 2027 | 
Historical members
U.S. Senate
| Historical Representation to the U.S. Senate by Party from Iowa | ||||
|---|---|---|---|---|
| Party | Total | |||
| Democratic | 11 | |||
| Republican | 27 | |||
| Class 2 Senators from Iowa | ||||||||
|---|---|---|---|---|---|---|---|---|
| Senator | Party | Years Served | ||||||
| George W. Jones | Democratic | 1848-1859 | ||||||
| James W. Grimes | Republican | 1859-1869 | ||||||
| James B. Howell | Republican | 1870-1871 | ||||||
| George G. Wright | Republican | 1871-1877 | ||||||
| Samuel J. Kirkwood | Republican | 1877-1881 | ||||||
| James W. McDill | Republican | 1881-1883 | ||||||
| James F. Wilson | Republican | 1883-1895 | ||||||
| John H. Gear | Republican | 1895-1900 | ||||||
| Jonathan P. Dolliver | Republican | 1900-1910 | ||||||
| Lafayette Young | Republican | 1910-1911 | ||||||
| William S. Kenyon | Republican | 1911-1922 | ||||||
| Charles A. Rawson | Republican | 1922-1922 | ||||||
| Smith W. Brookhart | Republican | 1922-1926 | ||||||
| Daniel F. Steck | Democratic | 1926-1931 | ||||||
| Lester J. Dickinson | Republican | 1931-1937 | ||||||
| Clyde L. Herring | Democratic | 1937-1943 | ||||||
| George A. Wilson | Republican | 1943-1949 | ||||||
| Guy M. Gillette | Democratic | 1949-1955 | ||||||
| Thomas E. Martin | Republican | 1955-1961 | ||||||
| Jack R. Miller | Republican | 1961-1973 | ||||||
| Richard C. Clark | Democratic | 1973-1979 | ||||||
| Roger W. Jepsen | Republican | 1979-1985 | ||||||
| Tom Harkin | Democratic | 1985-2015 | ||||||
| Joni Ernst | Republican | 2015-Present | ||||||
| Class 3 Senators from Iowa | ||||||||
|---|---|---|---|---|---|---|---|---|
| Senator | Party | Years Served | ||||||
| Augustus C. Dodge | Democratic | 1848-1855 | ||||||
| James Harlan | Republican | 1855-1865 | ||||||
| Samuel J. Kirkwood | Republican | 1866-1867 | ||||||
| James Harlan | Republican | 1867-1873 | ||||||
| William B. Allison | Republican | 1873-1908 | ||||||
| Albert B. Cummins | Republican | 1908-1926 | ||||||
| David W. Stewart | Republican | 1926-1927 | ||||||
| Smith W. Brookhart | Republican | 1927-1933 | ||||||
| Richard L. Murphy | Democratic | 1933-1936 | ||||||
| Guy M. Gillette | Democratic | 1936-1945 | ||||||
| Bourke B. Hickenlooper | Republican | 1945-1969 | ||||||
| Harold E. Hughes | Democratic | 1969-1975 | ||||||
| John C. Culver | Democratic | 1975-1981 | ||||||
| Chuck Grassley | Republican | 1981-Present | ||||||
U.S. House
2000s
| Historical Representation to the U.S. House by Party in the 2000s from Iowa | ||||
|---|---|---|---|---|
| Party | Total | |||
| Democratic | 4 | |||
| Republican | 7 | |||
| Total Representatives | 11 | |||
Representatives to the U.S. House in Iowa 2000s
| Representatives to the U.S. House from Iowa | ||||||||
|---|---|---|---|---|---|---|---|---|
| Representative | Party | Years Served | ||||||
| Steve King | Republican | 2003-2021 | ||||||
| Bruce Braley | Democratic | 2007-2015 | ||||||
| Dave Loebsack | Democratic | 2007-2021 | ||||||
| Rod Blum | Republican | 2015-2019 | ||||||
| David Young | Republican | 2015-2019 | ||||||
| Abby Finkenauer | Democratic | 2019-2021 | ||||||
| Cindy Axne | Democratic | 2019-2023 | ||||||
| Randy Feenstra | Republican | 2021-present | ||||||
| Mariannette Miller-Meeks | Republican | 2021-present | ||||||
| Ashley Hinson | Republican | 2021-present | ||||||
| Zach Nunn | Republican | 2023-present | ||||||
1900s
| Historical Representation to the U.S. House by Party in the 1900s from Iowa | ||||
|---|---|---|---|---|
| Party | Total | |||
| Democratic | 32 | |||
| Republican | 56 | |||
| Total Representatives | 88 | |||
Representatives to the U.S. House in Iowa 1900s
| Representatives to the U.S. House from Iowa | ||||||||
|---|---|---|---|---|---|---|---|---|
| Representative | Party | Years Served | ||||||
| James P. Conner | Republican | 1900–1909 | ||||||
| Walter I. Smith | Republican | 1900–1911 | ||||||
| John N. W. Rumple | Republican | 1901–1903 | ||||||
| Martin Joseph Wade | Democratic | 1903–1905 | ||||||
| Benjamin P. Birdsall | Republican | 1903–1909 | ||||||
| Albert F. Dawson | Republican | 1905–1911 | ||||||
| Elbert H. Hubbard | Republican | 1905–1912 | ||||||
| Daniel W. Hamilton | Democratic | 1907–1909 | ||||||
| Charles A. Kennedy | Republican | 1907–1921 | ||||||
| William Darius Jamieson | Democratic | 1909–1911 | ||||||
| Nathan E. Kendall | Republican | 1909–1913 | ||||||
| Charles E. Pickett | Republican | 1909–1913 | ||||||
| Frank P. Woods | Republican | 1909–1919 | ||||||
| James William Good | Republican | 1909–1921 | ||||||
| Irvin S. Pepper | Democratic | 1911–1913 | ||||||
| Solomon F. Prouty | Republican | 1911–1915 | ||||||
| Horace Mann Towner | Republican | 1911–1923 | ||||||
| William R. Green | Republican | 1911–1928 | ||||||
| George Cromwell Scott | Republican | 1912–1915 and 1917–1919 | ||||||
| Maurice Connolly | Democratic | 1913–1915 | ||||||
| Sanford Kirkpatrick | Democratic | 1913–1915 | ||||||
| Henry Vollmer | Democratic | 1914–1915 | ||||||
| Thomas J. Steele | Democratic | 1915–1917 | ||||||
| Burton E. Sweet | Republican | 1915–1923 | ||||||
| Harry E. Hull | Republican | 1915–1925 | ||||||
| C. William Ramseyer | Republican | 1915–1933 | ||||||
| Cassius C. Dowell | Republican | 1915–1935 and 1937–1940 | ||||||
| William D. Boies | Republican | 1919–1929 | ||||||
| Lester J. Dickinson | Republican | 1919–1931 | ||||||
| Cyrenus Cole | Republican | 1921–1933 | ||||||
| William F. Kopp | Republican | 1921–1933 | ||||||
| Hiram Kinsman Evans | Republican | 1923–1925 | ||||||
| Thomas J. B. Robinson | Republican | 1923–1933 | ||||||
| F. Dickinson Letts | Republican | 1925–1931 | ||||||
| Lloyd Thurston | Republican | 1925–1939 | ||||||
| Earl W. Vincent | Republican | 1928–1929 | ||||||
| Ed H. Campbell | Republican | 1929–1933 | ||||||
| Charles Edward Swanson | Republican | 1929–1933 | ||||||
| Bernhard M. Jacobsen | Democratic | 1931–1936 | ||||||
| Fred C. Gilchrist | Republican | 1931–1945 | ||||||
| Albert C. Willford | Democratic | 1933–1935 | ||||||
| Guy Mark Gillette | Democratic | 1933–1936 | ||||||
| Edward C. Eicher | Democratic | 1933–1938 | ||||||
| Fred Biermann | Democratic | 1933–1939 | ||||||
| Otha Wearin | Democratic | 1933–1939 | ||||||
| Hubert Utterback | Democratic | 1935–1937 | ||||||
| John W. Gwynne | Republican | 1935–1949 | ||||||
| Vincent F. Harrington | Democratic | 1937–1942 | ||||||
| William S. Jacobsen | Democratic | 1937–1943 | ||||||
| Thomas E. Martin | Republican | 1939–1955 | ||||||
| Karl M. LeCompte | Republican | 1939–1959 | ||||||
| Henry O. Talle | Republican | 1939–1959 | ||||||
| Ben F. Jensen | Republican | 1939–1965 | ||||||
| Robert K. Goodwin | Republican | 1940–1941 | ||||||
| Paul H. Cunningham | Republican | 1941–1959 | ||||||
| Harry E. Narey | Republican | 1942–1943 | ||||||
| Charles B. Hoeven | Republican | 1943–1965 | ||||||
| James I. Dolliver | Republican | 1945–1957 | ||||||
| Harold R. Gross | Republican | 1949–1975 | ||||||
| Fred Schwengel | Republican | 1955–1965 and 1957–1973 | ||||||
| Merwin Coad | Democratic | 1957–1963 | ||||||
| Steven V. Carter | Democratic | 1959 | ||||||
| Leonard G. Wolf | Democratic | 1959–1961 | ||||||
| John Henry Kyl | Republican | 1959–1965 and 1967–1973 | ||||||
| Neal Smith | Democratic | 1959–1995 | ||||||
| James E. Bromwell | Republican | 1961–1965 | ||||||
| Bert Bandstra | Democratic | 1965–1967 | ||||||
| Stanley L. Greigg | Democratic | 1965–1967 | ||||||
| John R. Hansen | Democratic | 1965–1967 | ||||||
| John R. Schmidhauser | Democratic | 1965–1967 | ||||||
| John Culver | Democratic | 1965–1975 | ||||||
| Wiley Mayne | Republican | 1967–1975 | ||||||
| William J. Scherle | Republican | 1967–1975 | ||||||
| Edward Mezvinsky | Democratic | 1973–1977 | ||||||
| Mike Blouin | Democratic | 1975–1979 | ||||||
| Chuck Grassley | Republican | 1975–1981 | ||||||
| Tom Harkin | Democratic | 1975–1985 | ||||||
| Berkley Bedell | Democratic | 1975–1987 | ||||||
| Jim Leach | Republican | 1977–2007 | ||||||
| Tom Tauke | Republican | 1979–1991 | ||||||
| T. Cooper Evans | Republican | 1981–1987 | ||||||
| Jim Ross Lightfoot | Republican | 1985–1997 | ||||||
| David R. Nagle | Democratic | 1987–1993 | ||||||
| Fred Grandy | Republican | 1987–1995 | ||||||
| Jim Nussle | Republican | 1991–2007 | ||||||
| Greg Ganske | Republican | 1995–2003 | ||||||
| Tom Latham | Republican | 1995-2015 | ||||||
| Leonard Boswell | Democratic | 1997-2013 | ||||||
1800s
| Historical Representation to the U.S. House by Party in the 1800s from Iowa | ||||
|---|---|---|---|---|
| Party | Total | |||
| Democratic | 18 | |||
| Republican | 66 | |||
| Whig | 2 | |||
| Oppositionist | 1 | |||
| Greenbacker | 3 | |||
| Total Representatives | 90 | |||
| Representatives to the U.S. House from Iowa | ||||||||
|---|---|---|---|---|---|---|---|---|
| Representative | Party | Years Served | ||||||
| S. Clinton Hastings | Democratic | 1846–1847 | ||||||
| Shepherd Leffler | Democratic | 1846–1851 | ||||||
| William Thompson | Democratic | 1847–1850 | ||||||
| Daniel F. Miller | Whig | 1850–1851 | ||||||
| Lincoln Clark | Democratic | 1851–1853 | ||||||
| Bernhart Henn | Democratic | 1851–1855 | ||||||
| John P. Cook | Whig | 1853–1855 | ||||||
| Augustus Hall | Democratic | 1855–1857 | ||||||
| James Thorington | Oppositionist | 1855–1857 | ||||||
| Timothy Davis | Republican | 1857–1859 | ||||||
| Samuel Curtis | Republican | 1857–1861 | ||||||
| William Vandever | Republican | 1859–1861 | ||||||
| James Falconer Wilson | Republican | 1861–1869 | ||||||
| Josiah B. Grinnell | Republican | 1863–1867 | ||||||
| John A. Kasson | Republican | 1863–1867, 1873–1877, and 1881-1884 | ||||||
| Asahel W. Hubbard | Republican | 1863–1869 | ||||||
| Hiram Price | Republican | 1863–1869 and 1877–1881 | ||||||
| William B. Allison | Republican | 1863–1871 | ||||||
| Grenville M. Dodge | Republican | 1867–1869 | ||||||
| William Loughridge | Republican | 1867–1871 and 1873–1875 | ||||||
| William Smyth | Republican | 1869–1870 | ||||||
| Charles Pomeroy | Republican | 1869–1871 | ||||||
| Francis W. Palmer | Republican | 1869–1873 | ||||||
| George W. McCrary | Republican | 1869–1877 | ||||||
| William P. Wolf | Republican | 1870–1871 | ||||||
| Madison M. Walden | Republican | 1871–1873 | ||||||
| Aylett R. Cotton | Republican | 1871–1875 | ||||||
| William G. Donnan | Republican | 1871–1875 | ||||||
| Jackson Orr | Republican | 1871–1875 | ||||||
| James W. McDill | Republican | 1873–1877 | ||||||
| Henry O. Pratt | Republican | 1873–1877 | ||||||
| James Wilson | Republican | 1873–1877 and 1883–1885 | ||||||
| Lucien Lester Ainsworth | Democratic | 1875–1877 | ||||||
| John Q. Tufts | Republican | 1875–1877 | ||||||
| S. Addison Oliver | Republican | 1875–1879 | ||||||
| Ezekiel S. Sampson | Republican | 1875–1879 | ||||||
| Theodore W. Burdick | Republican | 1877–1879 | ||||||
| Rush Clark | Republican | 1877–1879 | ||||||
| Henry J. B. Cummings | Republican | 1877–1879 | ||||||
| Joseph C. Stone | Republican | 1877–1879 | ||||||
| William F. Sapp | Republican | 1877–1881 | ||||||
| Nathaniel C. Deering | Republican | 1877–1883 | ||||||
| Edward H. Gillette | Greenbacker | 1879–1881 | ||||||
| James B. Weaver | Greenbacker | 1879–1881 and 1885–1889 | ||||||
| Cyrus C. Carpenter | Republican | 1879–1883 | ||||||
| William George Thompson | Republican | 1879–1883 | ||||||
| Thomas Updegraff | Republican | 1879–1883 and 1893–1899 | ||||||
| Moses A. McCoid | Republican | 1879–1885 | ||||||
| Marsena E. Cutts | Republican | 1881–1883 | ||||||
| Sewall S. Farwell | Republican | 1881–1883 | ||||||
| William P. Hepburn | Republican | 1881–1887 and 1893–1909 | ||||||
| John C. Cook | Democratic | 1883–1835 | ||||||
| William H. M. Pusey | Democratic | 1883–1885 | ||||||
| Luman Hamlin Weller | Greenbacker | 1883–1885 | ||||||
| Jeremiah H. Murphy | Democratic | 1883–1887 | ||||||
| Adoniram J. Holmes | Republican | 1883–1889 | ||||||
| Isaac S. Struble | Republican | 1883–1891 | ||||||
| David B. Henderson | Republican | 1883–1903 | ||||||
| Hiram Y. Smith | Republican | 1884–1885 | ||||||
| Benjamin T. Frederick | Democratic | 1885–1887 | ||||||
| Benton J. Hall | Democratic | 1885–1887 | ||||||
| William E. Fuller | Republican | 1885–1889 | ||||||
| Joseph Lyman | Republican | 1885–1889 | ||||||
| Edwin H. Conger | Republican | 1885–1890 | ||||||
| Albert R. Anderson | Republican | 1887–1889 | ||||||
| Daniel Kerr | Republican | 1887–1891 | ||||||
| John H. Gear | Republican | 1887–1891 and 1893–1895 | ||||||
| Walter I. Hayes | Democratic | 1887–1895 | ||||||
| Joseph R. Reed | Republican | 1889–1891 | ||||||
| Joseph H. Sweney | Republican | 1889–1891 | ||||||
| John F. Lacey | Republican | 1889–1891 and 1893–1907 | ||||||
| James P. Flick | Republican | 1889–1893 | ||||||
| Jonathan P. Dolliver | Republican | 1889–1900 | ||||||
| Edward R. Hays | Republican | 1890–1891 | ||||||
| Thomas Bowman | Democratic | 1891–1893 | ||||||
| Walter H. Butler | Democratic | 1891–1893 | ||||||
| John Taylor Hamilton | Democratic | 1891–1893 | ||||||
| John J. Seerley | Democratic | 1891–1893 | ||||||
| Frederick E. White | Democratic | 1891–1893 | ||||||
| George D. Perkins | Republican | 1891–1899 | ||||||
| John A. T. Hull | Republican | 1891–1911 | ||||||
| Alva L. Hager | Republican | 1893–1899 | ||||||
| Robert G. Cousins | Republican | 1893–1909 | ||||||
| Samuel M. Clark | Republican | 1895–1899 | ||||||
| George M. Curtis | Republican | 1895–1899 | ||||||
| Smith McPherson | Republican | 1899–1900 | ||||||
| Joseph R. Lane | Republican | 1899–1901 | ||||||
| Lot Thomas | Republican | 1899–1905 | ||||||
| Thomas Hedge | Republican | 1899–1907 | ||||||
| Gilbert N. Haugen | Republican | 1899–1933 | ||||||
District map
Footnotes
