Percentage of votes
| Specification | Votes 2014 | Votes 2009 | Diff. on 2009 in p.p. | ||
|---|---|---|---|---|---|
| Number | % | Number | % | ||
| Persons entitled to vote | 400,711 | – | 402,913 | – | – |
| Voters | 166,340 | 41.5 | 161,308 | 40.0 | +1.5 |
| Invalid | 1,159 | 0.7 | 1,567 | 1.0 | -0.3 |
| Valid | 165,181 | 99.3 | 159,741 | 99.0 | +0.3 |
| SPD | 55,400 | 33.5 | 45,704 | 28.6 | +4.9 |
| CDU | 35,662 | 21.6 | 38,172 | 23.9 | -2.3 |
| GRÜNE | 31,113 | 18.8 | 37,680 | 23.6 | -4.8 |
| FDP | 5,661 | 3.4 | 14,177 | 8.9 | -5.4 |
| DIE LINKE | 16,223 | 9.8 | 11,553 | 7.2 | +2.6 |
| PIRATEN | 3,456 | 2.1 | 1,882 | 1.2 | +0.9 |
| Tierschutzpartei | 2,394 | 1.4 | 1,499 | 0.9 | +0.5 |
| FAMILIE | 651 | 0.4 | 700 | 0.4 | ±0.0 |
| REP | 282 | 0.2 | 744 | 0.5 | -0.3 |
| FREIE WÄHLER | 437 | 0.3 | 525 | 0.3 | -0.1 |
| PBC | 323 | 0.2 | 458 | 0.3 | -0.1 |
| Volksabstimmung | 372 | 0.2 | 338 | 0.2 | ±0.0 |
| DKP | 215 | 0.1 | 258 | 0.2 | ±0.0 |
| ÖDP | 370 | 0.2 | 217 | 0.1 | +0.1 |
| CM | 89 | 0.1 | 124 | 0.1 | ±0.0 |
| AUF | 156 | 0.1 | 91 | 0.1 | ±0.0 |
| BP | 59 | 0.0 | 66 | 0.0 | ±0.0 |
| PSG | 34 | 0.0 | 60 | 0.0 | ±0.0 |
| BüSo | 38 | 0.0 | 30 | 0.0 | ±0.0 |
| AfD | 9,512 | 5.8 | – | – | – |
| PRO NRW | 92 | 0.1 | – | – | – |
| MLPD | 93 | 0.1 | – | – | – |
| NPD | 807 | 0.5 | – | – | – |
| Die PARTEI | 1,742 | 1.1 | – | – | – |
| Political groups/individual candidates | – | – | 5,463 | 3.4 | – |