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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4169 |  Green Bay USA | 8.8 | 6.6 | 11 | 7.4 | 8.5 | 7.4 | 7.8 | 6.5 | 6.1 |
| 4170 | Shorewood USA | 8.8 | 8.4 | 12.3 | -- | -- | -- | -- | -- | -- |
| 4171 | Spring Valley USA | 8.8 | 7.4 | 11.6 | -- | -- | -- | -- | -- | -- |
| 4172 |  Gibbons Canada | 8.7 | 10.1 | 16.3 | 9.6 | 9.5 | 7.7 | 8.7 | -- | -- |
| 4173 | Lacombe Canada | 8.7 | 11.2 | 10.5 | -- | -- | -- | -- | -- | -- |
| 4174 | Lloydminster Canada | 8.7 | 9 | 5.4 | -- | -- | -- | -- | -- | -- |
| 4175 | Red Deer Canada | 8.7 | 9.5 | 13.7 | 5.9 | 6.1 | 4.8 | 6.3 | 9.7 | 7 |
| 4176 | Redwater Canada | 8.7 | 9.6 | 16.8 | 7.6 | 8.5 | 5.5 | 7.9 | -- | -- |
| 4177 |  Sokolov Czech Republic | 8.7 | 8.2 | 7.9 | 9 | 8.6 | 8.9 | 9.4 | 15.1 | 13.1 |
| 4178 |  Lystrup Denmark | 8.7 | 10.2 | -- | -- | -- | -- | -- | -- | -- |
| 4179 |  Chambery France | 8.7 | 7.6 | 9.5 | 9.3 | 10.6 | 8.7 | 8.6 | 10.6 | 13.3 |
| 4180 | Le Bourget-du-Lac France | 8.7 | 7 | -- | -- | -- | -- | -- | -- | -- |
| 4181 | Montceau-les-Mines France | 8.7 | 7.1 | 7.8 | 7 | 5.7 | -- | -- | -- | -- |
| 4182 | Saint-Dizier France | 8.7 | 6.8 | 7.4 | 8.6 | 9.2 | 8.5 | 8.9 | 12 | 11.2 |
| 4183 | Orsay France | 8.7 | 7.1 | 8.4 | 10 | -- | -- | -- | -- | -- |
| 4184 | Marmande France | 8.7 | 6.1 | 7.3 | 8.6 | 9.7 | 8.4 | 7.8 | 8.9 | 9 |
| 4185 |  Biberach Germany | 8.7 | 7.8 | 8 | 9.1 | 8.1 | 8.9 | -- | -- | -- |
| 4186 | Oberrot Germany | 8.7 | -- | -- | -- | -- | -- | -- | -- | -- |
| 4187 | Weil am Rhein Germany | 8.7 | 7.8 | 8.4 | 9.5 | 9.5 | 8.7 | 9.9 | 10.6 | 10.4 |
| 4188 | Weinheim Germany | 8.7 | 7.6 | 8 | 11.4 | 11.3 | -- | -- | -- | -- |
| 4189 | Burgbernheim Germany | 8.7 | 8.8 | 7.7 | 9.8 | 9.2 | 8.6 | 8.9 | 11.1 | 12.3 |
| 4190 | Michelstadt Germany | 8.7 | 7.8 | 7.3 | 11.9 | 9 | -- | -- | -- | -- |
| 4191 | Braunschweig Germany | 8.7 | 7.8 | 8 | 9.8 | 9.2 | 7.9 | 10.3 | 12.5 | 12.7 |
| 4192 | Kollow Germany | 8.7 | 8.8 | -- | -- | -- | -- | -- | -- | -- |
| 4193 | Muhlhausen/Thuringen Germany | 8.7 | 9.1 | 8.6 | 11.5 | 12.9 | 10.3 | 10.7 | -- | -- |
| 4194 |  Achaea Greece | 8.7 | 8.2 | 10.8 | -- | -- | -- | -- | -- | -- |
| 4195 |  Ajikidai Japan | 8.7 | 7.6 | -- | -- | -- | -- | -- | -- | -- |
| 4196 | Narita Japan | 8.7 | 7.6 | 8.5 | 8 | 7.8 | 8.8 | 11.3 | 12.1 | 11.7 |
| 4197 | Kasama Japan | 8.7 | 7.8 | 7.8 | 7.5 | 6.7 | 7.3 | 8 | 9 | 10.6 |
| 4198 | Chigasaki Japan | 8.7 | 8.5 | 11.9 | 11 | 11 | 10.4 | 12.8 | 13.8 | 13.6 |
| 4199 | Yamakita Japan | 8.7 | 7.7 | 8.4 | 7.7 | 7.7 | 7.9 | 8.6 | -- | -- |
| 4200 | Yokosuka Japan | 8.7 | 8 | 8.6 | 8.8 | 9.7 | 10.5 | 11.7 | 12.6 | 11.6 |
| 4201 | Higashitamagawacho Japan | 8.7 | 7.4 | -- | -- | -- | -- | -- | -- | -- |
| 4202 | Yasugi Japan | 8.7 | 7.7 | 9.4 | 8.9 | 8.8 | 9.3 | 10 | -- | -- |
| 4203 | Fuji Japan | 8.7 | 7.8 | 8.5 | 8.3 | 9.2 | -- | 10 | 10.5 | 10.4 |
| 4204 | Chofu Japan | 8.7 | 7.9 | 8.4 | 7.8 | 7.8 | 9.3 | 11 | 11.8 | 10.7 |
| 4205 | Fuchu Japan | 8.7 | 7.6 | 8.2 | 7.6 | 7.7 | 10.7 | 12.2 | 13.6 | 12.7 |
| 4206 | Machida Japan | 8.7 | 7.9 | 10.6 | 9 | 8.1 | 8.5 | 9.7 | 11.2 | 12.1 |
| 4207 | Sakaiminato Japan | 8.7 | 7.4 | 8.4 | 8 | 8.5 | 8.9 | 9.3 | -- | -- |
| 4208 | Yonago Japan | 8.7 | 7.3 | 10 | 10.8 | 10.2 | 11.9 | 11.2 | -- | -- |
| 4209 |  pasilenai Lithuania | 8.7 | 8.2 | -- | -- | -- | -- | -- | -- | -- |
| 4210 |  Kuching Malaysia | 8.7 | 10.8 | 17.8 | 7.4 | 8.9 | 9.5 | 17.4 | -- | -- |
| 4211 |  Groningen Netherlands | 8.7 | 7.9 | 6.3 | 9.6 | 9.5 | 8 | 9.5 | 10.3 | 8.5 |
| 4212 | Hoogvliet Netherlands | 8.7 | 8.6 | 8.6 | 10 | 9.8 | -- | -- | -- | -- |
| 4213 | Zeist Netherlands | 8.7 | 8 | 8.6 | -- | -- | -- | -- | -- | -- |
| 4214 |  Moquegua Peru | 8.7 | 9.4 | 12 | 12.2 | -- | -- | -- | -- | -- |
| 4215 |  Imus Philippines | 8.7 | 12.6 | -- | -- | -- | -- | -- | -- | -- |
| 4216 |  Rakitna Slovenia | 8.7 | 9.1 | 12 | -- | -- | -- | -- | -- | -- |
| 4217 |  A Coruna Spain | 8.7 | 9.8 | 9.7 | 11.3 | 12.5 | 14 | 12 | 13.5 | 13.7 |
| 4218 |  Veyrier Switzerland | 8.7 | 7.4 | 10 | 8 | -- | -- | -- | -- | -- |
