Leverkusen – Cologne IV

Electoral constituency represented in the Bundestag in Germany

100 Leverkusen – Cologne IV

Electoral district
for the Bundestag

Leverkusen – Cologne IV in 2025

State| North Rhine-Westphalia
Population| 313,500 (2019)
Electorate| 209,102 (2021)
Major settlements| Leverkusen
Cologne (partial)
Area| 131.1 km2
Current electoral district
Created| 2002
Party| SPD
Member| Karl Lauterbach
Elected| 2005, 2009, 2013, 2017, 2021

Leverkusen – Cologne IV (German: Leverkusen – Köln IV) is an electoral constituency (German: Wahlkreis) represented in the Bundestag. It elects one member via first-past-the-post voting. Under the current constituency numbering system, it is designated as constituency 100. It is located in western North Rhine-Westphalia, comprising the city of Leverkusen and the northeastern part of Cologne.[1]

Leverkusen – Cologne IV was created for the 2002 federal election. Since 2005, it has been represented by Karl Lauterbach of the Social Democratic Party (SPD).[2]

## Geography

[edit]

Leverkusen – Cologne IV is located in western North Rhine-Westphalia. As of the 2021 federal election, it comprises the independent city of Leverkusen and the district of Mülheim from the independent city of Cologne.[1]

## History

[edit]

Leverkusen – Cologne IV was created in 2002 and contained parts of the abolished constituencies of Leverkusen – Rheinisch-Bergischer Kreis II and Köln IV. In the 2002 through 2009 elections, it was constituency 102 in the numbering system. In the 2013 through 2021 elections, it was number 101. From the 2025 election, it has been number 100.

## Members

[edit]

The constituency was first represented by Ernst Küchler of the Social Democratic Party (SPD) from 2002 to 2005. He was succeeded by fellow SPD member Karl Lauterbach in the 2005 election. Lauterbach was re-elected in 2009, 2013, 2017, and 2021.

Election  | Member  | Party  | %

|
|
|

| 2002 | Ernst Küchler  | SPD | 50.0
| 2005 | Karl Lauterbach | SPD | 48.6
2009 | 37.1
2013 | 41.3
2017 | 38.7
2021 | 45.6

## Election results

[edit]

### 2021 election

[edit]

Federal election (2021): Leverkusen – Cologne IV[3]

Notes:  |

Blue background denotes the winner of the electorate vote.
Pink background denotes a candidate elected from their party list.
Yellow background denotes an electorate win by a list member, or other incumbent.
A Y or N denotes status of any incumbent, win or lose respectively.

Party  | Candidate  | Votes  | %  | ±%  | Party votes  | %  | ±%
| SPD | Y Karl Lauterbach | 69,662  | 45.6  |  6.9  | 44,586  | 29.1  |  2.0
| CDU | Serap Güler | 31,197  | 20.4  |  10.4  | 33,246  | 21.7  |  6.4
| Greens | Nyke Slawik | 17,290  | 11.3  |  5.6  | 29,329  | 19.2  |  10.4
| FDP | Cornelia Besser  | 11,050  | 7.2  |  0.6  | 15,931  | 10.4  |  1.8
| AfD | Christer Cremer  | 10,797  | 7.1  |  1.7  | 10,966  | 7.2  |  2.6
| Left | Beate Hane-Knoll  | 5,657  | 3.7  |  2.4  | 7,318  | 4.8  |  4.5
| Human Environment Animal Protection |  | 2,081  | 1.4  |  0.6
| PARTEI | Frauke Petzold  | 2,782  | 1.8  |  0.8  | 2,076  | 1.4  |  0.0
| dieBasis | Dirk Sattelmaier  | 2,222  | 1.5  |  | 1,715  | 1.1  |
| Team Todenhöfer |  | 1,669  | 1.1  |
| Volt |  | 996  | 0.7  |
| FW | Stephan Heintze  | 1,479  | 1.0  |  | 918  | 0.6  |  0.4
| Pirates |  | 664  | 0.4  |  0.1
| Independent | Jacqueline Blum  | 412  | 0.3  |  |
| Gesundheitsforschung |  | 216  | 0.1  |  0.1
| LIEBE  |  | 195  | 0.1  |
| LfK  |  | 149  | 0.1  |
| V-Partei3 |  | 139  | 0.1  |  0.0
| Humanists |  | 124  | 0.1  |  0.0
| NPD |  | 123  | 0.1  |  0.1
| ÖDP |  | 112  | 0.1  |  0.0
| Bündnis C |  | 100  | 0.1  |
| du. |  | 98  | 0.1  |
| MLPD | Jonathan Meier  | 212  | 0.1  |  0.1  | 96  | 0.1  |  0.1
| PdF  |  | 57  | 0.0  |
| LKR |  | 36  | 0.0  |
| DKP |  | 36  | 0.0  |  0.0
| SGP |  | 24  | 0.0  |  0.0
Informal votes  | 1,403  |  |  | 1,163  |  |
Total valid votes | 152,760  |  |  | 153,000  |  |
Turnout | 154,163  | 73.7  |  0.6  |
| SPD hold | Majority | 38,465  | 25.2  |  17.3  |

### 2017 election

[edit]

Federal election (2017): Leverkusen – Cologne IV[4]

Notes:  |

Blue background denotes the winner of the electorate vote.
Pink background denotes a candidate elected from their party list.
Yellow background denotes an electorate win by a list member, or other incumbent.
A Y or N denotes status of any incumbent, win or lose respectively.

Party  | Candidate  | Votes  | %  | ±%  | Party votes  | %  | ±%
| SPD | Y Karl Lauterbach | 59,373  | 38.7  |  2.7  | 41,671  | 27.1  |  5.6
| CDU | Helmut Nowak  | 47,272  | 30.8  |  8.5  | 43,175  | 28.1  |  7.5
| AfD | Günter Theodor Witzmann  | 13,408  | 8.7  |  | 14,970  | 9.7  |  5.8
| FDP | Rolf William Albach  | 10,114  | 6.6  |  4.3  | 18,719  | 12.2  |  7.3
| Left | Beate Hane-Knoll  | 9,430  | 6.1  |  0.4  | 14,284  | 9.3  |  2.1
| Greens | Lisa-Marie Friede  | 8,722  | 5.7  |  1.5  | 13,472  | 8.8  |  0.9
| PARTEI | Mark Benecke  | 3,990  | 2.6  |  1.6  | 2,102  | 1.4  |  0.7
| Human Environment Animal Protection |  | 1,153  | 0.8  |
| AD-DEMOKRATEN  |  | 1,007  | 0.7  |
| Independent | Daniel Werner  | 861  | 0.6  |  |
| Pirates |  | 774  | 0.5  |  2.1
| FW |  | 373  | 0.2  |  0.2
| NPD |  | 352  | 0.2  |  0.8
| DiB |  | 265  | 0.2  |
| MLPD | Ernst Albert Herbert  | 350  | 0.2  |  0.0  | 207  | 0.1  |  0.0
| V-Partei³ |  | 194  | 0.1  |
| Volksabstimmung  |  | 192  | 0.1  |  0.1
| BGE |  | 176  | 0.1  |
| DM  |  | 164  | 0.1  |
| ÖDP |  | 155  | 0.1  |  0.0
| Gesundheitsforschung |  | 126  | 0.1  |
| Die Humanisten |  | 116  | 0.1  |
| DKP |  | 36  | 0.0  |
| SGP |  | 28  | 0.0  |  0.0
Informal votes  | 1,619  |  |  | 1,328  |  |
Total valid votes | 153,520  |  |  | 153,711  |  |
Turnout | 155,139  | 73.1  |  3.0  |
| SPD hold | Majority | 12,101  | 7.9  |  5.9  |

### 2013 election

[edit]

Federal election (2013): Leverkusen – Cologne IV[5]

Notes:  |

Blue background denotes the winner of the electorate vote.
Pink background denotes a candidate elected from their party list.
Yellow background denotes an electorate win by a list member, or other incumbent.
A Y or N denotes status of any incumbent, win or lose respectively.

Party  | Candidate  | Votes  | %  | ±%  | Party votes  | %  | ±%
| SPD | Y Karl Lauterbach | 61,172  | 41.3  |  4.3  | 48,511  | 32.7  |  4.4
| CDU | Helmut Nowak  | 58,201  | 39.3  |  3.9  | 52,884  | 35.6  |  5.8
| Greens | Rainer Blum  | 10,589  | 7.2  |  2.1  | 14,283  | 9.6  |  2.8
| Left | Hamide Akbayir  | 8,554  | 5.8  |  2.3  | 10,615  | 7.2  |  2.3
| FDP | Guido Fischer  | 3,447  | 2.3  |  5.5  | 7,212  | 4.9  |  9.4
| AfD |  | 5,807  | 3.9  |
| Pirates |  | 3,816  | 2.6  |  0.8
| NPD | Bernhard Blankenheim  | 2,450  | 1.7  |  0.0  | 1,578  | 1.1  |  0.2
| FW | Bettina Bernhard  | 1,604  | 1.1  |  | 632  | 0.4  |
| PARTEI | Torsten Arnold Tofahrn  | 1,529  | 1.0  |  | 993  | 0.7  |
| PRO |  | 514  | 0.3  |
| Volksabstimmung  |  | 315  | 0.2  |  0.1
| BIG  |  | 277  | 0.2  |
| Nichtwahler  |  | 230  | 0.2  |
| ÖDP |  | 202  | 0.1  |  0.1
| REP |  | 177  | 0.1  |  0.2
| MLPD | Ernst Albert Herbert  | 398  | 0.3  |  0.0  | 164  | 0.1  |  0.0
| Party of Reason |  | 96  | 0.1  |
| RRP  |  | 65  | 0.0  |  0.2
| BüSo |  | 30  | 0.0  |  0.0
| PSG |  | 23  | 0.0  |  0.0
| Die Rechte |  | 16  | 0.0  |
Informal votes  | 2,086  |  |  | 1,590  |  |
Total valid votes | 147,944  |  |  | 148,440  |  |
Turnout | 150,030  | 70.1  |  1.4  |
| SPD hold | Majority | 2,971  | 2.0  |  0.4  |

### 2009 election

[edit]

Federal election (2009): Leverkusen – Cologne IV[6]

Notes:  |

Blue background denotes the winner of the electorate vote.
Pink background denotes a candidate elected from their party list.
Yellow background denotes an electorate win by a list member, or other incumbent.
A Y or N denotes status of any incumbent, win or lose respectively.

Party  | Candidate  | Votes  | %  | ±%  | Party votes  | %  | ±%
| SPD | Y Karl Lauterbach | 53,517  | 37.1  |  12.0  | 40,982  | 28.3  |  13.5
| CDU | Thomas Portz  | 51,242  | 35.5  |  0.4  | 43,188  | 29.8  |  0.1
| Greens | Ulrike Kessing  | 13,386  | 9.3  |  4.0  | 18,064  | 12.5  |  2.5
| Left | Manuel Lindlar  | 11,723  | 8.1  |  3.7  | 13,715  | 9.5  |  3.9
| FDP | Benedikt Vennemann  | 11,332  | 7.8  |  3.9  | 20,670  | 14.3  |  4.2
| Pirates |  | 2,578  | 1.8  |
| NPD | Bruno Kirchner  | 2,364  | 1.6  |  0.6  | 1,815  | 1.3  |  0.4
| Human Environment Animal Protection |  | 1,039  | 0.7  |  0.3
| FAMILIE |  | 712  | 0.5  |  0.1
| RENTNER  |  | 620  | 0.4  |
| Independent | Jan Dieckmann  | 529  | 0.4  |  |
| REP |  | 448  | 0.3  |  0.0
| RRP  |  | 292  | 0.2  |
| MLPD | Ernst Herbert  | 323  | 0.2  |  0.0  | 180  | 0.1  |  0.0
| ÖDP |  | 160  | 0.1  |
| Volksabstimmung  |  | 153  | 0.1  |  0.0
| DVU |  | 92  | 0.1  |
| Centre |  | 76  | 0.1  |  0.0
| BüSo |  | 42  | 0.0  |  0.0
| PSG |  | 29  | 0.0  |  0.0
Informal votes  | 2,044  |  |  | 1,605  |  |
Total valid votes | 144,416  |  |  | 144,855  |  |
Turnout | 146,460  | 68.7  |  7.0  |
| SPD hold | Majority | 2,275  | 1.6  |  11.6  |

## References

[edit]

1. ^ a b "Constituency Leverkusen – Cologne IV". Federal Returning Officer.
2. ^ "Results for Leverkusen – Cologne IV". Federal Returning Officer.
3. ^ Results for Leverkusen – Cologne IV
4. ^ Results for Leverkusen – Cologne IV
5. ^ Results for Leverkusen – Cologne IV
6. ^ Results for Leverkusen – Cologne IV

* v
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Electoral districts of North Rhine-Westphalia in the German Bundestag

Current|

* Aachen I
* Aachen II
* Heinsberg
* Düren
* Rhein-Erft-Kreis I
* Euskirchen – Rhein-Erft-Kreis II
* Cologne I
* Cologne II
* Cologne III
* Bonn
* Rhein-Sieg-Kreis I
* Rhein-Sieg-Kreis II
* Oberbergischer Kreis
* Rheinisch-Bergischer Kreis
* Leverkusen – Cologne IV
* Wuppertal I
* Solingen – Remscheid – Wuppertal II
* Mettmann I
* Mettmann II
* Düsseldorf I
* Düsseldorf II
* Neuss I
* Mönchengladbach
* Krefeld I – Neuss II
* Viersen
* Kleve
* Wesel I
* Krefeld II – Wesel II
* Duisburg I
* Duisburg II
* Oberhausen – Wesel III
* Mülheim – Essen I
* Essen II
* Essen III
* Recklinghausen I
* Recklinghausen II
* Gelsenkirchen
* Steinfurt I – Borken I
* Bottrop – Recklinghausen III
* Borken II
* Coesfeld – Steinfurt II
* Steinfurt III
* Münster
* Warendorf
* Gütersloh I
* Bielefeld – Gütersloh II
* Herford – Minden-Lübbecke II
* Minden-Lübbecke I
* Lippe I
* Höxter – Gütersloh III – Lippe II
* Paderborn
* Hagen – Ennepe-Ruhr-Kreis I
* Ennepe-Ruhr-Kreis II
* Bochum I
* Herne – Bochum II
* Dortmund I
* Dortmund II
* Unna I
* Hamm – Unna II
* Soest
* Hochsauerlandkreis
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* Märkischer Kreis II

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See also|

* List of Bundestag constituencies
* Elections in Germany

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