| | Survey End Date | CDU/CSU (%) | FDP (%) | Grn (%) | SPD (%) | PDS Linke (%) |
|
| Forsa/Stern/RTL | 16/09/05 | 42 | 8 | 7 | 33 | 8 |
| Allensbach/Frankfurter Allgemeine Zeitung | 15/09/05 | 42 | 8 | 7 | 33 | 9 |
| Allensbach/Frankfurter Allgemeine Zeitung | 12/09/05 | 42 | 7 | 7 | 33 | 9 |
| Emnid/N24 | 12/09/05 | 42 | 7 | 7 | 34 | 8 |
| GMS | 10/09/05 | 42 | 7 | 8 | 33 | 7 |
| Forsa/Stern/RTL | 09/09/05 | 42 | 6 | 7 | 35 | 7 |
| Emnid/Focus | ??/09/05 | 41 | 7 | 7 | 35 | 8 |
| Forschungsgruppe Wahlen/ZDF | 08/09/05 | 41 | 7 | 7 | 34 | 8 |
| Infratest-Dimap/ARD | 07/09/05 | 41 | 7 | 7 | 34 | 9 |
| Emnid/N24 | 07/09/05 | 42 | 7 | 7 | 33 | 9 |
| Forsa/Stern/RTL | 06/09/05 | 42 | 6 | 7 | 34 | 8 |
| Infratest-Dimap/ARD | 05/09/05 | 42 | 7 | 7 | 32 | 9 |
| Emnid/Berliner Morgenpost | 05/09/05 | 42 | 7 | 7 | 32 | 9 |
| GMS | 03/09/05 | 42 | 7 | 8 | 32 | 8 |
| Forsa/Stern/RTL | 02/09/05 | 43 | 7 | 7 | 31 | 9 |
| Forschungsgruppe Wahlen/ZDF | 01/09/05 | 43 | 7 | 7 | 32 | 8 |
| Infratest-Dimap/ARD | 31/08/05 | 43 | 6 | 7 | 32 | 9 |
| Allensbach/Frankfurter Allgemeine Zeitung | 31/08/05 | 42 | 8 | 8 | 30 | 10 |
| Emnid/N24 | 30/08/05 | 42 | 7 | 7 | 31 | 10 |
| Emnid/Berliner Morgenpost | 29/08/05 | 42 | 7 | 7 | 30 | 10 |
| Forsa/Stern/RTL | 26/08/05 | 43 | 8 | 7 | 30 | 8 |
| Forschungsgruppe Wahlen/ZDF | 25/08/05 | 43 | 8 | 8 | 30 | 8 |
| Allensbach/Frankfurter Allgemeine Zeitung | 24/08/05 | 44 | 8 | 8 | 28 | 10 |
| Emnid/N24 | 24/08/05 | 42 | 7 | 8 | 30 | 10 |
| Infratest-Dimap/ARD | 24/08/05 | 42 | 7 | 8 | 31 | 9 |
| Emnid/Berliner Morganpost | 22/08/05 | 42 | 7 | 8 | 30 | 10 |
| Forsa/Stern/RTL | 19/08/05 | 43 | 8 | 7 | 29 | 9 |
| Allensbach/Frankfurter Allgemeine Zeitung | 18/08/05 | 42 | 9 | 8 | 28 | 10 |
| Forschungsgruppe Wahlen/ZDF | 18/08/05 | 43 | 8 | 9 | 29 | 8 |
| Emnid/N24 | 17/08/05 | 42 | 7 | 7 | 29 | 11 |
| Infratest-Dimap/ARD | 16/08/05 | 42 | 7 | 8 | 30 | 9 |
| Emnid/Berliner Morgenpost | 15/08/05 | 42 | 7 | 8 | 29 | 11 |
| Allensbach/Frankfurter Allgemeine Zeitung | 12/08/05 | 42 | 8 | 8 | 28 | 11 |
| Forsa/Stern/RTL | 12/08/05 | 43 | 7 | 7 | 29 | 10 |
| Forschungsgruppe Wahlen/ZDF | 11/08/05 | 42 | 8 | 9 | 29 | 9 |
| Emnid/N24 | 10/08/05 | 41 | 8 | 8 | 28 | 12 |
| Infratest-Dimap/ARD | 10/08/05 | 42 | 6 | 9 | 29 | 10 |
| GMS | 08/08/05 | 43 | 7 | 8 | 29 | 10 |
| Emnid/Berliner Morgenpost | 08/08/05 | 42 | 7 | 7 | 28 | 12 |
| Forsa/Stern/RTL | 05/08/05 | 42 | 7 | 7 | 28 | 12 |
| Forschungsgruppe Wahlen/ZDF | 04/08/05 | 42 | 8 | 9 | 28 | 9 |
| Infratest-Dimap/ARD | 03/08/05 | 42 | 6 | 8 | 29 | 11 |
| Emnid/N24 | 02/08/05 | 43 | 7 | 8 | 26 | 13 |
| Emnid/Berliner Morgenpost | 01/08/05 | 42 | 8 | 8 | 26 | 12 |
| Forsa/Stern/RTL | 29/07/05 | 45 | 7 | 7 | 26 | 12 |
| Emnid/N24 | 27/07/05 | 42 | 8 | 9 | 26 | 12 |
| Infratest-Dimap/ARD | 27/07/05 | 42 | 7 | 9 | 28 | 12 |
| Forsa/Stern/RTL | 22/07/05 | 44 | 7 | 9 | 27 | 11 |
| Infratest-Dimap/ARD | 21/07/05 | 42 | 7 | 9 | 27 | 12 |
| Forschungsgruppe Wahlen/ZDF | 21/07/05 | 43 | 7 | 10 | 26 | 10 |
| Emnid/N24 | 20/07/05 | 43 | 7 | 8 | 27 | 12 |
| Allensbach/Frankfurter Allgemeine Zeitung | 19/07/05 | 45 | 8 | 8 | 26 | 9 |
| GMS | 15/07/05 | 45 | 7 | 8 | 27 | 9 |
| Forsa/Stern/RTL | 15/07/05 | 44 | 7 | 8 | 27 | 11 |
| Emnid/Berliner Morgenpost | 14/07/05 | 43 | 7 | 8 | 27 | 12 |
| Emnid/Leipziger Volkszeitung | 14/07/05 | 43 | 7 | 8 | 27 | 12 |
| Infratest-Dimap/ARD | 13/07/05 | 42 | 8 | 9 | 27 | 11 |
| Forsa/Stern/RTL | 08/07/05 | 46 | 7 | 7 | 27 | 10 |
| Emnid | 07/07/05 | 43 | 7 | 8 | 28 | 11 |
| Forschungsgruppe Wahlen/ZDF | 07/07/05 | 44 | 7 | 9 | 27 | 8 |
| Infratest-Dimap/ARD | 05/07/05 | 43 | 7 | 8 | 27 | 11 |
| Emnid | 04/07/05 | 43 | 7 | 8 | 27 | 11 |
| Forsa/Stern/RTL | 01/07/05 | 47 | 6 | 7 | 26 | 10 |
| Emnid | 30/06/05 | 43 | 7 | 9 | 26 | 11 |
| Infratest-Dimap/ARD | 29/06/05 | 44 | 7 | 8 | 27 | 10 |
| Forsa/Stern/RTL | 24/06/05 | 47 | 6 | 7 | 26 | 11 |
| Emnid | 23/06/05 | 46 | 7 | 8 | 27 | 9 |
| Forschungsgruppe Wahlen/ZDF | 23/06/05 | 44 | 7 | 9 | 27 | 8 |
| Infratest-Dimap/ARD | 22/06/05 | 45 | 7 | 9 | 27 | 9 |
| GMS | 17/06/05 | 46 | 7 | 8 | 28 | 6 |
| Forsa/Stern/RTL | 17/06/05 | 49 | 6 | 7 | 26 | 9 |
| Emnid | 16/06/05 | 45 | 7 | 8 | 27 | 9 |
| Allensbach/Frankfurter Allgemeine Zeitung | 15/06/05 | 47 | 8 | 9 | 27 | 5 |
| Infratest-Dimap/ARD | 15/06/05 | 46 | 7 | 8 | 28 | 8 |
| Emnid | 13/06/05 | 46 | 7 | 8 | 28 | 8 |
| Infratest-Dimap/ARD | 10/06/05 | 47 | 7 | 9 | 29 | 5 |
| Emnid | 09/06/05 | 48 | 7 | 8 | 27 | 6 |
| Forschungsgruppe Wahlen/ZDF | 09/06/05 | 44 | 7 | 8 | 29 | 5 |
| Forsa/Stern/RTL | 03/06/05 | 49 | 6 | 8 | 28 | 5 |
| Infratest-Dimap/ARD | 03/06/05 | 48 | 7 | 9 | 28 | 4 |
| Emnid | 02/06/05 | 48 | 6 | 8 | 28 | 6 |
| Emnid | 30/05/05 | 47 | 6 | 8 | 29 | 6 |
| Infratest-Dimap/ARD | 27/05/05 | 47 | 6 | 8 | 29 | 5 |
| Forschungsgruppe Wahlen/ZDF | 26/05/05 | 45 | 6 | 8 | 30 | 5 |
| Infratest-Dimap/ARD | 23/05/05 | 46 | 7 | 7 | 30 | 5 |
| Infratest-Dimap/ARD | 22/05/05 | 46 | 8 | 8 | 29 | 4 |
