| |
 |
  |
 |
 | Congressional Districts Map, Iowa, 1961 | May 5, 1961 | Map |
| Congressional Districts Map, Iowa, 1971 | Mar. 6, 1971 | Map |
| Congressional Districts Map, Iowa, 1981 | Aug. 20, 1981 | Map |
| Congressional Districts Map, Iowa, 1991 | May 30, 1991 | Map |
| Congressional Districts Map, Iowa, 2002 | Jun. 22, 2001 | Map |
| Congressional Districts Map, Iowa, 2012 | Jun. 22, 2001 | Map |
| Iowa Redistricting for the 1980s | Aug. 20, 1981 | Encyclopedia Entry |
| Iowa Redistricting for the 1990s | May 30, 1991 | Encyclopedia Entry |
| Iowa Redistricting for the 2000s | Jun. 22, 2001 | Encyclopedia Entry |
Campaign and Election Process
