The 3rd District of the Iowa Senate is located in northwestern Iowa, and is currently composed of Plymouth and Woodbury Counties.
Bill Anderson is the senator currently representing the 3rd District.
The area of the 1st District contains two Iowa House of Representatives districts:
The 5th District (represented by Chuck Holz)
The 6th District (represented by Jim Carlin)
The district is also located in Iowa's 4th congressional district, which is represented by U.S. Representative Steve King.
The district has previously been represented by:
Abner H. McCrary, 1856–1857
Gideon S. Bailey, 1858–1859
Cyrus Bussey, 1860–1861
James Pollard, 1862–1863
Samuel A. Moore, 1864–1867
Henry C. Traverse, 1868–1871
Horatio A. Wonn, 1872–1877
Joshua Miller, 1878–1879
Jesse J. Wall, 1880–1883
Edward J. Gault, 1884–1887
William H. Taylor, 1888–1891
Ephraim M. Reynolds, 1892–1895
B.F. Carroll, 1896–1899
Claude R. Porter, 1900–1903
Lewis L. Taylor, 1904–1912
James M. Wilson, 1913–1920
John J. Ethell, 1921–1924
Lloyd Ellis, 1925–1928
H.B. Carroll, 1929–1932
John K. Valentine, 1933–1936
Hugh G. Guernsey, 1937–1940
Dewey E. Goode, 1941–1944
J.R. Barkley, 1945–1948
Sherman West, 1949–1952
Ted D. Clark, 1953–1956
Gene L. Hoffman, 1957–1960
Joe N. Wilson, 1961–1964
Donald S. McGill, 1965–1970
Wayne D. Keith, 1971–1972
Warren E. Curtis, 1973–1978
Arne Waldstein, 1979–1982
Douglas Ritsema, 1983–1986
Wilmer Rensink, 1987–1998
Kenneth Veenstra, 1999–2002
David Johnson, 2003–2012
Bill Anderson, 2013–present