Demographics
Cologne is the fourth-largest city in Germany in terms of inhabitants after Berlin, Hamburg and Munich. As of 30 June 2011, there were officially 1,010,269 residents. Cologne is the centre of the Cologne/Bonn Region with around 3 million inhabitants (including the neighboring cities of Bonn, Hürth, Leverkusen, and Bergisch Gladbach).
According to local statistics, in 2006 the population density in the city was 2,528 inhabitants per square kilometre. 31.4 percent of the population has migrated there, and 17.2 percent of Cologne's population is non-German. The largest group, comprising 6.3 percent of the total population, is Turkish. As of September 2007, there are about 120,000 Muslims living in Cologne, mostly of Turkish origin. Cologne also has the oldest and one of the largest Jewish communities in Germany.
In the city the population was spread out with 15.5% under the age of 18, 67.0% from 18 to 64 and 17.4% who were 65 years of age or older.
| Ancestry | Number |
|---|---|
| Germans | 81,6% |
| Other European | 6% |
| Turks | 6,3% |
| Asians | 3% |
| Africans | 0,9% |
| Other/Mixed | 2,2% |
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