2017-2025
World's most polluted cities
The most polluted cities according to data aggregated from over 80,000 data points.
2025
World Air Quality Report
2025
World Air Quality Report
| Rank | City | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
| 954 |  Villmergen Switzerland | 10 | 10.3 | 9 | -- | -- | -- | -- | -- | -- |
| 955 | Kreuzlingen Switzerland | 10 | 13 | -- | -- | -- | -- | -- | -- | -- |
| 956 | Rotkreuz Switzerland | 10 | 7.6 | 11.5 | 14.5 | 16.1 | 15.4 | 16.3 | -- | -- |
| 957 |  Kirikareli Turkey | 10 | 11.3 | 12.6 | 13.2 | -- | -- | -- | -- | -- |
| 958 |  Kyiv Ukraine | 10 | 9.4 | 8.9 | 9.5 | 18.8 | 19.2 | 16.6 | 13.8 | 9.8 |
| 959 |  Brighton United Kingdom | 10 | 7.2 | 8.9 | 11.5 | 11.5 | 10.6 | -- | -- | -- |
| 960 | Hammersmith United Kingdom | 10 | 7.9 | 7.9 | 9.7 | -- | -- | -- | -- | -- |
| 961 |  Eisenstadt Austria | 9.9 | 12.7 | 12 | 11 | 10.4 | 10.1 | 11.3 | 14 | 12.8 |
| 962 | Lienz Austria | 9.9 | 9.2 | -- | -- | -- | -- | -- | -- | -- |
| 963 |  Stabroek Belgium | 9.9 | 9.5 | 10.1 | 11.8 | 12.9 | 11.9 | 11.7 | 13.6 | 13.6 |
| 964 | Steenokkerzeel Belgium | 9.9 | 8.8 | -- | -- | -- | -- | -- | -- | -- |
| 965 |  Valence France | 9.9 | 9.8 | 10.2 | 11.5 | 10.7 | 10 | 10.9 | 11.2 | -- |
| 966 | Kilstett France | 9.9 | 8.2 | 9.2 | -- | -- | -- | -- | -- | -- |
| 967 | Nancy France | 9.9 | 8.5 | 8.4 | 11.4 | 10.5 | 9.5 | 9.4 | 10.9 | 10.8 |
| 968 | Rognac France | 9.9 | 9 | 10.6 | 9.9 | 11.1 | 10.9 | -- | -- | -- |
| 969 |  Schwabisch Hall Germany | 9.9 | 11.7 | -- | -- | -- | -- | -- | -- | -- |
| 970 | Sontheim an der Brenz Germany | 9.9 | 8.5 | -- | -- | -- | -- | -- | -- | -- |
| 971 | Nuremberg Germany | 9.9 | 9.3 | 9.5 | 16.3 | -- | -- | -- | -- | -- |
| 972 | Senden Germany | 9.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 973 | Hagen Germany | 9.9 | 9.9 | 10.2 | 13 | 12.6 | 14.1 | -- | -- | -- |
| 974 | Wegberg Germany | 9.9 | 9.7 | -- | -- | -- | -- | -- | -- | -- |
| 975 |  Rethymno Greece | 9.9 | 11.2 | -- | -- | -- | -- | -- | -- | -- |
| 976 | Pyrgos Greece | 9.9 | 4.1 | 12.3 | 17.7 | 18.7 | -- | -- | -- | -- |
| 977 |  Glogovac Kosovo | 9.9 | 10.5 | 6.8 | 4.3 | 11.4 | 12.5 | 15.6 | -- | -- |
| 978 |  Breda Netherlands | 9.9 | 9.4 | 8.6 | 11.4 | 10.5 | 9.1 | 11.5 | 14.1 | 11.6 |
| 979 |  Lørenskog Norway | 9.9 | 9.4 | 8.8 | -- | -- | -- | -- | -- | -- |
| 980 |  Kamnik Slovenia | 9.9 | 16.4 | -- | -- | -- | -- | -- | -- | -- |
| 981 |  Girona Spain | 9.9 | 9.6 | -- | -- | -- | -- | -- | -- | -- |
| 982 | Almoradi Spain | 9.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 983 | Pregassona Switzerland | 9.9 | 9.1 | 10.3 | 11.6 | 10.9 | -- | -- | -- | -- |
| 984 | Kherson Ukraine | 9.9 | 13.2 | -- | -- | -- | -- | -- | -- | -- |
| 985 | Pochaiv Ukraine | 9.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 986 | London United Kingdom | 9.9 | 7.8 | 8.4 | 9.6 | 9.8 | 9.6 | 11.4 | 12 | 12.7 |
| 987 | Rainham United Kingdom | 9.9 | 7.4 | 7.8 | -- | -- | -- | -- | -- | -- |
| 988 | Worthing United Kingdom | 9.9 | 10 | 8.3 | 9.7 | 8.6 | 8.3 | 10 | -- | -- |
| 989 | Dornbirn Austria | 9.8 | 10.7 | 10.5 | 10.8 | 8.9 | -- | -- | -- | -- |
| 990 | Cartignies France | 9.8 | 8.4 | 8.1 | 9.6 | 7.8 | -- | -- | -- | -- |
| 991 | Neuilly-Saint-Front France | 9.8 | 8.1 | 7 | 9.6 | 9.4 | -- | -- | -- | -- |
| 992 | Saint-Quentin France | 9.8 | 9.2 | 9.7 | 11.6 | 12.6 | 11.1 | 12.2 | 14.3 | 13.4 |
| 993 | Achères France | 9.8 | 8.4 | 9.5 | 10.5 | -- | -- | -- | -- | -- |
| 994 | Gonesse France | 9.8 | 7.8 | 9.8 | 10.8 | 11.1 | 9.5 | 11.1 | 12.4 | 12 |
| 995 | La Penne-sur-Huveaune France | 9.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 996 | Memmingen Germany | 9.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 997 | Raunheim Germany | 9.8 | 8.5 | 8 | 9 | 9.6 | 9.7 | 10.7 | 12.6 | -- |
| 998 | Wetzlar Germany | 9.8 | 8.3 | 5.5 | 7.5 | 8.3 | -- | -- | -- | -- |
| 999 | Duisburg Germany | 9.8 | 9.1 | 10.8 | 12.5 | 13.2 | 11.8 | 12.3 | 13.2 | 12.5 |
| 1000 | Cholargos Greece | 9.8 | 9.8 | 11.2 | -- | -- | -- | -- | -- | -- |
| 1001 | Korydallos Greece | 9.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1002 |  San Salvo Italy | 9.8 | 9.8 | -- | -- | -- | -- | -- | -- | -- |
| 1003 | Hani i Elezit Kosovo | 9.8 | 11.1 | 12 | -- | -- | -- | -- | -- | -- |
