Distribution of foreign-born population and foreign languages in the urban district of Basel
| Urban district | Population | Number of private households | Foreign born population | Foreign population by citizenship as a percentage of all foreigners in the urban quarter (March 2015) | |||
| Largest segment of the foreign population | Second largest segment | Third largest segment | Fourth largest segment | ||||
| Am Ring | 10 666 | 5456 | 3636 | Germany (27%) | Italy (10.3%) | Spain (5.9%) | United Kingdom (4.7%) |
| Gundeldingen | 18 917 | 10 085 | 7497 | Germany (20.5%) | Turkey (14.9%) | Italy (12.7%) | Serbia, Montenegro, Kosovo (9.8%) |
| Bruderholz | 9068 | 4038 | 2098 | Germany (32.6%) | Italy (11.8%) | UK (7.5%) | France (5.2%) |
| Bachletten | 13 549 | 6710 | 2918 | Germany (32.3%) | Italy (13.2%) | Spain (5.2%) | United Kingdom (4.9%) |
| Gotthelf | 6883 | 3764 | 1910 | Germany (32.2%) | Italy (12.5%) | Turkey (4.9%) | Spain (4.9%) |
| Iselin | 16 595 | 8860 | 6092 | Germany (18.3%) | Italy (15%) | Turkey (12.6%) | Serbia, Montenegro, Kosovo (7%) |
| St Johann | 18 835 | 9180 | 8245 | Germany (17.2%) | Turkey (12.2%) | Italy (10.8%) | Portugal (8.7%) |
| Matthäus | 16 303 | 8012 | 8403 | Germany (17%) | Italy (10.8%) | Turkey (10.6%) | Serbia, Montenegro, Kosovo (10.5%) |
| Klybeck | 7331 | 3506 | 3813 | Turkey (16.7%) | Italy (15.5%) | Germany 11.3%) | Serbia, Montenegro, Kosovo (10.9%) |
| Kleinhüningen | 2900 | 1291 | 1553 | Italy (15.7%) | Germany (14.5%) | Turkey (14.3%) | Serbia, Montenegro, Kosovo (10.5%) |
| Total | 121 047 | 60 902 | 46 165 | ||||
Population and foreign-born population were determined for November 2015. Number of private households was determined for 2014. Official language Montenegro: among other regional Serbo-Croatian and Albanian; Serbia: Serbo-Croatian; Kosovo: Albanian, Serbo-Croatian, Turkish.