Percentage of votes
| Specification | Votes 2014 | Votes 2009 | Diff. on 2009 in p.p. | ||
|---|---|---|---|---|---|
| Number | % | Number | % | ||
| Persons entitled to vote | 408,743 | – | 405,538 | – | – |
| Voters | 222,895 | 54.5 | 184,059 | 45.4 | +9.1 |
| Invalid | 3,265 | 1.5 | 2,278 | 1.2 | +0.2 |
| Valid | 219,630 | 98.5 | 181,781 | 98.8 | -0.2 |
| CDU | 67,369 | 30.7 | 64,966 | 35.7 | -5.1 |
| SPD | 90,483 | 41.2 | 52,187 | 28.7 | +12.5 |
| GRÜNE | 20,783 | 9.5 | 24,268 | 13.4 | -3.9 |
| FDP | 7,689 | 3.5 | 19,562 | 10.8 | -7.3 |
| DIE LINKE | 10,112 | 4.6 | 8,597 | 4.7 | -0.1 |
| REP | 730 | 0.3 | 2,167 | 1.2 | -0.9 |
| Tierschutzpartei | 2,218 | 1.0 | 1,549 | 0.9 | +0.2 |
| PIRATEN | 4,471 | 2.0 | 2,113 | 1.2 | +0.9 |
| FAMILIE | 800 | 0.4 | 888 | 0.5 | -0.1 |
| FREIE WÄHLER | 864 | 0.4 | 940 | 0.5 | -0.1 |
| Volksabstimmung | 406 | 0.2 | 345 | 0.2 | ±0.0 |
| PBC | 117 | 0.1 | 187 | 0.1 | ±0.0 |
| ÖDP | 596 | 0.3 | 216 | 0.1 | +0.2 |
| CM | 103 | 0.0 | 165 | 0.1 | ±0.0 |
| AUF | 214 | 0.1 | 149 | 0.1 | ±0.0 |
| DKP | 70 | 0.0 | 99 | 0.1 | ±0.0 |
| BP | 84 | 0.0 | 90 | 0.0 | ±0.0 |
| PSG | 34 | 0.0 | 50 | 0.0 | ±0.0 |
| BüSo | 37 | 0.0 | 51 | 0.0 | ±0.0 |
| AfD | 8,806 | 4.0 | – | – | – |
| PRO NRW | 1,261 | 0.6 | – | – | – |
| MLPD | 48 | 0.0 | – | – | – |
| NPD | 893 | 0.4 | – | – | – |
| Die PARTEI | 1,442 | 0.7 | – | – | – |
| Political groups/individual candidates | – | – | 3,192 | 1.8 | – |