Percentage of votes
| Specification | Votes 2014 | Votes 2009 | Diff. on 2009 in p.p. | ||
|---|---|---|---|---|---|
| Number | % | Number | % | ||
| Persons entitled to vote | 483,728 | – | 488,095 | – | – |
| Voters | 195,029 | 40.3 | 189,640 | 38.9 | +1.5 |
| Invalid | 1,466 | 0.8 | 1,992 | 1.1 | -0.3 |
| Valid | 193,563 | 99.2 | 187,648 | 98.9 | +0.3 |
| SPD | 66,536 | 34.4 | 55,064 | 29.3 | +5.0 |
| CDU | 43,353 | 22.4 | 45,886 | 24.5 | -2.1 |
| GRÜNE | 33,997 | 17.6 | 41,476 | 22.1 | -4.5 |
| FDP | 6,301 | 3.3 | 16,721 | 8.9 | -5.7 |
| DIE LINKE | 18,499 | 9.6 | 13,468 | 7.2 | +2.4 |
| PIRATEN | 3,929 | 2.0 | 2,147 | 1.1 | +0.9 |
| Tierschutzpartei | 2,891 | 1.5 | 1,820 | 1.0 | +0.5 |
| FAMILIE | 834 | 0.4 | 881 | 0.5 | ±0.0 |
| REP | 348 | 0.2 | 875 | 0.5 | -0.3 |
| FREIE WÄHLER | 520 | 0.3 | 615 | 0.3 | -0.1 |
| PBC | 360 | 0.2 | 510 | 0.3 | -0.1 |
| Volksabstimmung | 468 | 0.2 | 416 | 0.2 | ±0.0 |
| DKP | 229 | 0.1 | 278 | 0.1 | ±0.0 |
| ÖDP | 406 | 0.2 | 235 | 0.1 | +0.1 |
| CM | 101 | 0.1 | 136 | 0.1 | ±0.0 |
| AUF | 184 | 0.1 | 114 | 0.1 | ±0.0 |
| BP | 66 | 0.0 | 77 | 0.0 | ±0.0 |
| PSG | 45 | 0.0 | 65 | 0.0 | ±0.0 |
| BüSo | 47 | 0.0 | 41 | 0.0 | ±0.0 |
| AfD | 11,205 | 5.8 | – | – | – |
| PRO NRW | 118 | 0.1 | – | – | – |
| MLPD | 109 | 0.1 | – | – | – |
| NPD | 1,078 | 0.6 | – | – | – |
| Die PARTEI | 1,939 | 1.0 | – | – | – |
| Political groups/individual candidates | – | – | 6,823 | 3.6 | – |