Percentage of votes
| Specification | Votes 2014 | Votes 2009 | Diff. on 2009 in p.p. | ||
|---|---|---|---|---|---|
| Number | % | Number | % | ||
| Persons entitled to vote | 345,437 | – | 342,628 | – | – |
| Voters | 180,617 | 52.3 | 149,990 | 43.8 | +8.5 |
| Invalid | 2,557 | 1.4 | 1,830 | 1.2 | +0.2 |
| Valid | 178,060 | 98.6 | 148,160 | 98.8 | -0.2 |
| CDU | 65,955 | 37.0 | 56,565 | 38.2 | -1.1 |
| SPD | 61,244 | 34.4 | 37,597 | 25.4 | +9.0 |
| GRÜNE | 16,272 | 9.1 | 17,046 | 11.5 | -2.4 |
| FDP | 7,708 | 4.3 | 21,145 | 14.3 | -9.9 |
| DIE LINKE | 6,176 | 3.5 | 5,871 | 4.0 | -0.5 |
| REP | 431 | 0.2 | 1,325 | 0.9 | -0.7 |
| Tierschutzpartei | 2,254 | 1.3 | 1,565 | 1.1 | +0.2 |
| PIRATEN | 2,280 | 1.3 | 977 | 0.7 | +0.6 |
| FAMILIE | 749 | 0.4 | 946 | 0.6 | -0.2 |
| FREIE WÄHLER | 1,075 | 0.6 | 456 | 0.3 | +0.3 |
| Volksabstimmung | 512 | 0.3 | 374 | 0.3 | ±0.0 |
| PBC | 95 | 0.1 | 132 | 0.1 | ±0.0 |
| ÖDP | 323 | 0.2 | 258 | 0.2 | ±0.0 |
| CM | 68 | 0.0 | 155 | 0.1 | -0.1 |
| AUF | 146 | 0.1 | 108 | 0.1 | ±0.0 |
| DKP | 41 | 0.0 | 75 | 0.1 | ±0.0 |
| BP | 63 | 0.0 | 69 | 0.0 | ±0.0 |
| PSG | 18 | 0.0 | 38 | 0.0 | ±0.0 |
| BüSo | 29 | 0.0 | 36 | 0.0 | ±0.0 |
| AfD | 9,048 | 5.1 | – | – | – |
| PRO NRW | 2,010 | 1.1 | – | – | – |
| MLPD | 50 | 0.0 | – | – | – |
| NPD | 738 | 0.4 | – | – | – |
| Die PARTEI | 775 | 0.4 | – | – | – |
| Political groups/individual candidates | – | – | 3,422 | 2.3 | – |