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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4973 |  Mukwonago USA | 8.1 | 6.5 | 11.8 | 9.9 | 10 | 9.8 | 12.1 | -- | -- |
| 4974 |  Blowing Point Village Anguilla | 8 | 7.4 | 7.4 | -- | -- | -- | -- | -- | -- |
| 4975 |  Florey Australia | 8 | 8.3 | 6.9 | -- | -- | -- | -- | -- | -- |
| 4976 | Mayfield West Australia | 8 | 7.9 | 7.7 | 6 | 8.1 | -- | -- | -- | -- |
| 4977 |  Baden Austria | 8 | 8.7 | 10.8 | 13.1 | 12.3 | 13.8 | 14.3 | 18.9 | -- |
| 4978 |  Ukkel Belgium | 8 | 8.6 | 8.4 | -- | -- | -- | -- | -- | -- |
| 4979 |  Carstairs Canada | 8 | 7.9 | 11.8 | -- | -- | -- | -- | -- | -- |
| 4980 | Chestermere Canada | 8 | 10.8 | -- | -- | -- | -- | -- | -- | -- |
| 4981 | Cremona Canada | 8 | 8.7 | -- | -- | -- | -- | -- | -- | -- |
| 4982 | Lac la Hache Canada | 8 | 5 | -- | -- | -- | -- | -- | -- | -- |
| 4983 | Chatham Canada | 8 | 6.8 | 10.1 | -- | -- | -- | -- | -- | -- |
| 4984 | Innisfil Canada | 8 | 6.8 | 9.9 | -- | -- | -- | -- | -- | -- |
| 4985 | Metabetchouan-Lac-a-la-Croix Canada | 8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 4986 | Quebec Canada | 8 | 6.6 | 8.3 | 6.2 | 8.5 | 9.9 | 8.3 | 8.9 | 9 |
| 4987 |  Perovići Croatia | 8 | 11.1 | 8.6 | 9.3 | -- | -- | -- | -- | -- |
| 4988 |  Besançon France | 8 | 6.5 | 7.2 | 8.8 | 9 | 8.6 | 9.1 | 12 | 11.7 |
| 4989 | Brest France | 8 | 7.9 | 8 | 7.9 | 7 | 7.3 | -- | -- | -- |
| 4990 | Quimper France | 8 | 6.9 | 11.5 | 9.4 | 8 | -- | -- | -- | -- |
| 4991 | Chalette-sur-Loing France | 8 | 6.9 | 7.8 | 9.7 | 8.9 | -- | -- | -- | -- |
| 4992 | Saint-Jean-de-la-Ruelle France | 8 | 8.7 | 10.4 | -- | -- | -- | -- | -- | -- |
| 4993 | La Rochelle France | 8 | 6.8 | 7.7 | 9 | 8.8 | 7.9 | 9.1 | 9.2 | 8 |
| 4994 | Donges France | 8 | 6.8 | 8.5 | -- | -- | -- | -- | -- | -- |
| 4995 |  Gartringen Germany | 8 | 7.4 | 7.6 | 9 | 8.2 | 8.1 | -- | -- | -- |
| 4996 | Alsfeld Germany | 8 | 7.8 | 7.3 | -- | -- | -- | -- | -- | -- |
| 4997 | Langgons Germany | 8 | 10.7 | -- | -- | -- | -- | -- | -- | -- |
| 4998 | Sittensen Germany | 8 | 7.5 | 7.6 | -- | -- | -- | -- | -- | -- |
| 4999 | Holzwickede Germany | 8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 5000 | Hurth Germany | 8 | 8.4 | 7.9 | -- | -- | -- | -- | -- | -- |
| 5001 | Lebach Germany | 8 | 7 | 10.7 | 10.7 | 14.2 | -- | -- | -- | -- |
| 5002 | Nortorf Germany | 8 | 8.4 | -- | -- | -- | -- | -- | -- | -- |
| 5003 |  Corfu Greece | 8 | 8.2 | 2 | 2.3 | 3.1 | 6.2 | 7.4 | -- | -- |
| 5004 |  Ballina Ireland | 8 | 5.9 | 6.5 | 9.6 | 5.9 | -- | -- | -- | -- |
| 5005 | Sligo Ireland | 8 | 6.9 | -- | -- | -- | -- | -- | -- | -- |
| 5006 | Rialto Ireland | 8 | 8 | 7.2 | 8 | 7.2 | 7.1 | 8.4 | -- | -- |
| 5007 | Abbeyfeale Ireland | 8 | 6.2 | 6.9 | 7.9 | 7.1 | -- | -- | -- | -- |
| 5008 | Macroom Ireland | 8 | 7.1 | 6.2 | 8.7 | 7.3 | 10.1 | -- | -- | -- |
| 5009 |  Hachinohe Japan | 8 | 7 | 8.3 | 7.8 | 8 | 9.7 | 11.4 | 10.5 | 10.4 |
| 5010 | Tateyama Japan | 8 | 6.8 | 7.3 | 6.9 | 7 | 8.7 | 9.9 | 11.1 | 10.1 |
| 5011 | Torami Japan | 8 | 7 | -- | -- | -- | -- | -- | -- | -- |
| 5012 | Mikata Japan | 8 | 6.4 | -- | -- | -- | -- | -- | -- | -- |
| 5013 | Ono Japan | 8 | 6.8 | 7.2 | 6.8 | 6.9 | 9.3 | 11.4 | 10.7 | 11.6 |
| 5014 | Gujo Japan | 8 | 6.5 | 6.8 | 6.5 | 6.8 | -- | -- | -- | -- |
| 5015 | Matsushima Japan | 8 | 7.1 | 8.1 | 7.5 | 7.5 | -- | -- | -- | -- |
| 5016 | Kiso Japan | 8 | 8.1 | 8.3 | 7.5 | 7.4 | 7.2 | 8.1 | 8.7 | 7.6 |
| 5017 | Nagaoka Japan | 8 | 7.6 | 7.9 | 8.3 | 7.9 | 7.5 | 8.5 | -- | -- |
| 5018 | Shimada Japan | 8 | 6.6 | 7.3 | 6.9 | 7.6 | -- | -- | -- | -- |
| 5019 | Amarume Japan | 8 | 7.2 | -- | -- | -- | -- | -- | -- | -- |
| 5020 |  Esch-sur-Alzette Luxembourg | 8 | 7.8 | 9.1 | 8.9 | 8.2 | 10.3 | 8.8 | 11.3 | 10.1 |
| 5021 |  Mellieha Malta | 8 | 11.4 | -- | -- | -- | -- | -- | -- | -- |
| 5022 |  Nieuwer Ter Aa Netherlands | 8 | 11.3 | 8.8 | -- | -- | -- | -- | -- | -- |
