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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3969 |  Pelhřimov Czech Republic | 8.9 | 9.2 | 8.9 | 11.5 | 10.1 | -- | -- | -- | -- |
| 3970 |  La Talaudiere France | 8.9 | 25.2 | 8.9 | 10.7 | 14.2 | -- | -- | -- | -- |
| 3971 | Sallanches France | 8.9 | 10.3 | -- | -- | -- | -- | -- | -- | -- |
| 3972 | Seremange-Erzange France | 8.9 | 8.1 | 9.5 | 12.4 | 13.3 | -- | 14 | -- | -- |
| 3973 | Angers France | 8.9 | 7.4 | 9.3 | 8.8 | 9.7 | 8.8 | 9.4 | 9.9 | 11.2 |
| 3974 | Nice France | 8.9 | 8.3 | 8.9 | 10.2 | 9.5 | 9.2 | 11.1 | 12.5 | 13.9 |
| 3975 |  Ulm Germany | 8.9 | 8.2 | 8.6 | 10.8 | 10.4 | 9.4 | 10.6 | 12.1 | 12 |
| 3976 | Buckow Germany | 8.9 | 9.9 | 8 | 8.9 | 10.9 | 9.8 | 11.6 | 13.7 | 12.9 |
| 3977 | Dallgow-Doeberitz Germany | 8.9 | 8.9 | 8.5 | 9.8 | 9.7 | 9.3 | 10 | -- | -- |
| 3978 | Bayenthal Germany | 8.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3979 | Munster Germany | 8.9 | 9.5 | -- | -- | -- | -- | -- | -- | -- |
| 3980 | Oberhausen Germany | 8.9 | 10 | 10.2 | 13.8 | -- | -- | -- | -- | -- |
| 3981 | Kaiserslautern Germany | 8.9 | 7.9 | 7.5 | 9.5 | 7.9 | 8.9 | 10.2 | 12.5 | 11.9 |
| 3982 | Koblenz Germany | 8.9 | 8.8 | 8.7 | 8.9 | 9.8 | 8.7 | 11 | 11.8 | 11.6 |
| 3983 |  City of Balikpapan Indonesia | 8.9 | 9.8 | 11.8 | 7.8 | -- | -- | -- | -- | -- |
| 3984 |  Enniscorthy Ireland | 8.9 | 8.3 | 8.2 | 10.1 | 9.6 | 10.4 | -- | -- | -- |
| 3985 |  Torino Italy | 8.9 | 12.1 | 12.9 | 7 | 7.2 | 7.1 | 8.5 | 12.1 | 12.9 |
| 3986 |  Haruki Japan | 8.9 | 7.3 | -- | -- | -- | -- | -- | -- | -- |
| 3987 | Ichikawa Japan | 8.9 | 8.3 | 9.1 | 8.6 | 8.6 | 9.3 | 10 | 12.6 | 12 |
| 3988 | Kisarazu Japan | 8.9 | 7.8 | 8.7 | 8.4 | 8.9 | 9.4 | 11.1 | 11.8 | 11.4 |
| 3989 | Echizen Japan | 8.9 | 6.9 | 8.2 | 10.2 | 9.4 | -- | -- | -- | -- |
| 3990 | Ebina Japan | 8.9 | 8 | 9 | 8.4 | 8.3 | 6.7 | 6.7 | 7.5 | 7 |
| 3991 | Isehara Japan | 8.9 | 7.5 | 8.4 | 10.1 | 11.3 | -- | 12.2 | 13.3 | 12.4 |
| 3992 | Yokohama Japan | 8.9 | 8.4 | 8.7 | 8.6 | 8.6 | 9.6 | 10.5 | 11.3 | 10.7 |
| 3993 | Togitsu Japan | 8.9 | 9.1 | 9.7 | 9.2 | 9.9 | 10.6 | 11.1 | -- | -- |
| 3994 | Iruma Japan | 8.9 | 8.9 | 9.6 | 8.6 | 9.9 | 10.8 | 12.3 | 12.8 | 12 |
| 3995 | Ogawa Japan | 8.9 | 7.9 | 9.6 | 8.6 | 9.1 | 9.6 | 10.7 | 11.8 | -- |
| 3996 | Izumo Japan | 8.9 | 7.9 | 9.9 | 9 | 9.3 | 9.7 | 10.2 | -- | -- |
| 3997 | Aramachi Japan | 8.9 | 8 | -- | -- | -- | -- | -- | -- | -- |
| 3998 | Hachioji Japan | 8.9 | 7.6 | 8.3 | 8.1 | 7.8 | 8.9 | 10.4 | 11.6 | 11.8 |
| 3999 |  Prizren Kosovo | 8.9 | 10.1 | 10.6 | 2.1 | 7.2 | 16.2 | 26 | -- | -- |
| 4000 |  Vilnius Lithuania | 8.9 | 9.1 | 10.6 | 14.5 | 14.6 | 13.4 | 15.8 | 18.2 | 16.9 |
| 4001 |  Vredepeel Netherlands | 8.9 | 8.5 | 8.2 | 11.2 | 11.6 | 10.3 | 12.1 | 12.1 | 9.5 |
| 4002 |  Tokoroa New Zealand | 8.9 | 9.3 | 10.6 | 10 | 10.8 | -- | -- | -- | -- |
| 4003 |  San Miguelito Panama | 8.9 | 10.1 | 11.5 | -- | -- | -- | -- | -- | -- |
| 4004 |  Mataro Spain | 8.9 | 24.2 | -- | -- | -- | -- | -- | -- | -- |
| 4005 | Vilanova i la Geltrú Spain | 8.9 | 8.5 | -- | -- | -- | -- | -- | -- | -- |
| 4006 | Coslada Spain | 8.9 | 10 | 11.2 | 11.3 | 13.1 | 11.7 | 12 | -- | -- |
| 4007 |  Sissach Switzerland | 8.9 | 7.3 | 6.6 | -- | -- | -- | -- | -- | -- |
| 4008 |  Khmelnytskyi Ukraine | 8.9 | 10.6 | 11.4 | 20.3 | -- | -- | -- | -- | -- |
| 4009 |  Aylesford United Kingdom | 8.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 4010 | Bolton United Kingdom | 8.9 | 8 | 10.3 | 11.1 | 10.2 | -- | -- | -- | -- |
| 4011 | Harston United Kingdom | 8.9 | 9.1 | 7.4 | -- | -- | -- | -- | -- | -- |
| 4012 | King's Lynn United Kingdom | 8.9 | 6.6 | 8.9 | 7.9 | 8.2 | -- | 6.1 | -- | -- |
| 4013 | Quorn United Kingdom | 8.9 | 8.2 | 8.6 | -- | -- | -- | -- | -- | -- |
| 4014 | Warminster United Kingdom | 8.9 | 6.7 | 6.3 | -- | -- | -- | -- | -- | -- |
| 4015 | Chepstow United Kingdom | 8.9 | 7.2 | 8.8 | 10.2 | 10.3 | 9.5 | 12.6 | 10 | 9.8 |
| 4016 |  Decatur USA | 8.9 | 8.6 | 7.9 | 9 | 9.5 | 7.7 | 7.5 | 7.7 | 7.6 |
| 4017 | Gadsden USA | 8.9 | 8.8 | 10.2 | -- | -- | -- | -- | -- | -- |
| 4018 | Humphrey USA | 8.9 | -- | -- | -- | -- | -- | -- | -- | -- |
