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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3769 |  Hanau Germany | 9.1 | 8.4 | 8 | 10.2 | 8.8 | -- | -- | -- | -- |
| 3770 | Wismar Germany | 9.1 | 8.6 | 9.2 | 9.7 | 10.7 | 10.2 | -- | -- | -- |
| 3771 | Oberhausen Germany | 9.1 | 9.7 | 9.9 | 14.4 | 12.9 | 14.3 | -- | -- | -- |
| 3772 |  Gamagori Japan | 9.1 | 7.4 | 8 | 7.9 | 8.2 | 8.9 | 10.6 | 11.5 | 10.7 |
| 3773 | Ichinomiya Japan | 9.1 | 7.9 | 8.9 | 8.6 | 8.5 | -- | 11.7 | 12.4 | 12.4 |
| 3774 | Toyota Japan | 9.1 | 7.9 | 7.7 | 7.5 | 7.4 | 7.9 | 9.2 | 9.7 | 9 |
| 3775 | Inzai Japan | 9.1 | 8 | 9.1 | 8.5 | 7.9 | 8.6 | 9.4 | 8.5 | 8.4 |
| 3776 | Urayasu Japan | 9.1 | 9 | 9.6 | 9.1 | 9.1 | -- | -- | -- | -- |
| 3777 | Koga Japan | 9.1 | 8.5 | 10.4 | 12.2 | 11.6 | 12.6 | 11.8 | -- | -- |
| 3778 | Najioshinmachi Japan | 9.1 | 7.3 | -- | -- | -- | -- | -- | -- | -- |
| 3779 | Ichikikushikino Japan | 9.1 | 8.5 | 10.7 | 9.7 | 9.4 | 13.2 | 13.8 | 14.2 | 14.5 |
| 3780 | Hadano Japan | 9.1 | 7.7 | 8.5 | 8.2 | 8.1 | 7 | 7.7 | 8.6 | 7.9 |
| 3781 | Amakusa Japan | 9.1 | 8.9 | 11.4 | 10.8 | 10.4 | 12.4 | 13.5 | 13.3 | 14.1 |
| 3782 | Kumano Japan | 9.1 | 7.4 | 8.4 | 8.3 | 8.2 | 8.7 | 9.6 | 12.6 | 11.6 |
| 3783 | Ikeda Japan | 9.1 | 7.2 | 8.4 | 8.2 | 7.5 | 8.5 | 13.2 | 12.6 | 13.2 |
| 3784 | Urado Japan | 9.1 | 7.9 | 8.9 | -- | -- | -- | -- | -- | -- |
| 3785 | Ekinan Japan | 9.1 | 8.2 | -- | -- | -- | -- | -- | -- | -- |
| 3786 | Honjo Japan | 9.1 | 7.9 | 8.2 | -- | -- | -- | -- | -- | -- |
| 3787 | Musashino Japan | 9.1 | 8.4 | 8.9 | 8.4 | 8.5 | 9.8 | 11 | 12.7 | 12.6 |
| 3788 | Tanabe Japan | 9.1 | 7.1 | 7.8 | 7.6 | 5.8 | 9 | 8.7 | -- | -- |
| 3789 | Toyouracho Oaza Kogushi Japan | 9.1 | 7.8 | -- | -- | -- | -- | -- | -- | -- |
| 3790 | Yamaguchi Japan | 9.1 | 7.6 | 8.9 | 8.8 | 8.5 | 9.1 | 10.8 | 10.1 | 12.1 |
| 3791 |  Shtime Kosovo | 9.1 | 11.7 | 12.2 | -- | -- | -- | -- | -- | -- |
| 3792 |  Biest-Houtakker Netherlands | 9.1 | 11 | 9.2 | 12.1 | 11 | 10.5 | 11.6 | 12.5 | 10.4 |
| 3793 | Amersfoort Netherlands | 9.1 | 8.5 | 9.4 | 6.2 | -- | -- | -- | -- | -- |
| 3794 | Spechtenkamp Netherlands | 9.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3795 |  Morropon Peru | 9.1 | 9.5 | -- | -- | -- | -- | -- | -- | -- |
| 3796 |  Los Banos Philippines | 9.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3797 |  Sever do Vouga Portugal | 9.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3798 |  Cyangugu Rwanda | 9.1 | 10.9 | -- | -- | -- | -- | -- | -- | -- |
| 3799 |  Vrhnika Slovenia | 9.1 | 10 | -- | -- | -- | -- | -- | -- | -- |
| 3800 |  Dulantzi Spain | 9.1 | 7.8 | 8.1 | 7.3 | 7.3 | -- | -- | -- | -- |
| 3801 | Vitoria-Gasteiz Spain | 9.1 | 8.3 | 9 | 9.9 | 8.3 | 7.8 | 8.1 | 8.6 | 8.9 |
| 3802 | Manzanares Spain | 9.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3803 | Vigo Spain | 9.1 | 12.6 | 11.3 | 9.6 | 11 | 9.4 | 10.5 | 11 | 13.4 |
| 3804 | Moncloa-Aravaca Spain | 9.1 | 6.5 | -- | -- | -- | -- | -- | -- | -- |
| 3805 | Torrejon de Ardoz Spain | 9.1 | 10.3 | 9.1 | 9.6 | 12.6 | 12.8 | 11.6 | -- | -- |
| 3806 | Jumilla Spain | 9.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3807 |  Richterswil Switzerland | 9.1 | 7.3 | 7.7 | -- | -- | -- | -- | -- | -- |
| 3808 | Thalwil Switzerland | 9.1 | 7 | 7.6 | -- | -- | -- | -- | -- | -- |
| 3809 |  Betong Thailand | 9.1 | 11.9 | 11.9 | 10.3 | 10.6 | -- | -- | -- | -- |
| 3810 |  Zhytomyr Ukraine | 9.1 | 9.3 | -- | -- | -- | -- | -- | -- | -- |
| 3811 |  Greetham United Kingdom | 9.1 | 10 | 8.6 | 17.2 | -- | -- | -- | -- | -- |
| 3812 | Hackney United Kingdom | 9.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3813 | Hebden Bridge United Kingdom | 9.1 | 8.1 | 10.6 | -- | -- | -- | -- | -- | -- |
| 3814 | Cardiff United Kingdom | 9.1 | 7.9 | 8.9 | 10.7 | 8.6 | 7.6 | 11.5 | 10.3 | 9.2 |
| 3815 |  Anaheim USA | 9.1 | 9.6 | 9.9 | 11 | 13.4 | 12.4 | 9.1 | 12 | 13.6 |
| 3816 | El Segundo USA | 9.1 | 12.7 | 10.5 | 12.2 | 14 | -- | -- | -- | -- |
| 3817 | Manhattan Beach USA | 9.1 | 7.7 | 9.7 | 11.1 | 12.7 | 14.8 | 12 | -- | -- |
| 3818 | South Whittier USA | 9.1 | 9.6 | -- | -- | -- | -- | -- | -- | -- |
