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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4219 |  Kussnacht Switzerland | 8.7 | 5.2 | 4.8 | 5.5 | 4.6 | 5.7 | 6.3 | 6.1 | 5 |
| 4220 |  Vinnytsia Ukraine | 8.7 | 9.7 | 10.2 | 14.8 | -- | -- | -- | -- | -- |
| 4221 |  Dewsbury United Kingdom | 8.7 | 8.1 | 7 | 7.5 | -- | -- | -- | -- | -- |
| 4222 | Elstead United Kingdom | 8.7 | 9.1 | -- | -- | -- | -- | -- | -- | -- |
| 4223 | Great Marton United Kingdom | 8.7 | 8 | -- | -- | -- | -- | -- | -- | -- |
| 4224 | Hull United Kingdom | 8.7 | 7.9 | 8.3 | -- | -- | -- | -- | -- | -- |
| 4225 | Longford United Kingdom | 8.7 | 7.5 | 7.2 | 8 | 7.4 | 7.2 | 8.3 | -- | -- |
| 4226 | Southend-on-Sea United Kingdom | 8.7 | 7.2 | 7.8 | 8.7 | 8.9 | 8.6 | 10.7 | 12.4 | 12.3 |
| 4227 |  Aliso Viejo USA | 8.7 | 7.8 | 8.2 | 9 | 11.3 | 13.8 | -- | -- | -- |
| 4228 | Auberry USA | 8.7 | 6.6 | 7.5 | 7.4 | 15.3 | -- | -- | -- | -- |
| 4229 | Bishop USA | 8.7 | 5.5 | 3.6 | 2.8 | 9.2 | 12.5 | 4.5 | 8.4 | 6.5 |
| 4230 | Corona USA | 8.7 | 9.1 | 8.1 | 7.5 | 9.6 | 11.2 | 9.6 | -- | -- |
| 4231 | Costa Mesa USA | 8.7 | 7.6 | 9.7 | 10.4 | 11.8 | -- | -- | -- | -- |
| 4232 | Fresno USA | 8.7 | 10.2 | 11.2 | 13.8 | 16.9 | 22.2 | 12 | 14 | 10.9 |
| 4233 | Lomita USA | 8.7 | 9.1 | 8.6 | 9 | 8.5 | -- | -- | -- | -- |
| 4234 | Redondo Beach USA | 8.7 | 9.1 | 10.6 | 12.8 | 12.7 | 12.9 | 11 | -- | -- |
| 4235 | Dallas USA | 8.7 | -- | -- | -- | -- | -- | -- | -- | -- |
| 4236 | Rome USA | 8.7 | 7.8 | 9 | 9 | 9.8 | 9.4 | 11.3 | -- | -- |
| 4237 | Williamson USA | 8.7 | 8.7 | -- | -- | -- | -- | -- | -- | -- |
| 4238 | Idaho City USA | 8.7 | 12.3 | 7.5 | 7.9 | 10 | 11.3 | 9 | 10.6 | 10.7 |
| 4239 | Rathdrum USA | 8.7 | 7.6 | 9.8 | 18.4 | 14 | -- | -- | -- | -- |
| 4240 | Sandpoint USA | 8.7 | 6.8 | 9.3 | 11.1 | 12.4 | 10.2 | 6.4 | 10.7 | 11.1 |
| 4241 | Geneva USA | 8.7 | 7.1 | -- | -- | -- | -- | -- | -- | -- |
| 4242 | Schererville USA | 8.7 | 6.9 | 14.5 | 14 | -- | -- | -- | -- | -- |
| 4243 | South Bend USA | 8.7 | 7.2 | 11.2 | 10.1 | 10.6 | -- | 9.1 | 9.9 | -- |
| 4244 | Ankeny USA | 8.7 | 7.4 | -- | -- | -- | -- | -- | -- | -- |
| 4245 | Brethren USA | 8.7 | -- | -- | -- | -- | -- | -- | -- | -- |
| 4246 | Kalamazoo USA | 8.7 | 6.8 | 10.5 | 8.9 | 12 | 8.3 | 7.6 | 8 | 8.1 |
| 4247 | North Branch USA | 8.7 | 7.4 | 10.4 | -- | -- | -- | -- | -- | -- |
| 4248 | Saginaw USA | 8.7 | 7.4 | 12.3 | -- | -- | -- | -- | -- | -- |
| 4249 | Shakopee USA | 8.7 | 7.8 | 11.3 | 7.1 | 7 | 6 | 7.1 | -- | -- |
| 4250 | Bexley USA | 8.7 | 8.2 | 12.2 | 13.8 | -- | -- | -- | -- | -- |
| 4251 | Cleveland Heights USA | 8.7 | 8.1 | 10.6 | -- | -- | -- | -- | -- | -- |
| 4252 | Ontario USA | 8.7 | 8.5 | 11.1 | -- | -- | -- | -- | -- | -- |
| 4253 | Steubenville USA | 8.7 | 7.5 | 10.7 | 8.6 | 12 | 6.6 | 11.1 | 12.4 | 12.3 |
| 4254 | Beaver Falls USA | 8.7 | 7.5 | 12.3 | 9.9 | 11 | 8.6 | 9.5 | 10.8 | 11 |
| 4255 | Clairton USA | 8.7 | 7.2 | 10.3 | 10.7 | 12.3 | 10.6 | 12.7 | -- | -- |
| 4256 | Coraopolis USA | 8.7 | 7.7 | 19.3 | 7.2 | -- | -- | -- | -- | -- |
| 4257 | Dickson City USA | 8.7 | 7 | -- | -- | -- | -- | -- | -- | -- |
| 4258 | East Bangor USA | 8.7 | 7.1 | -- | -- | -- | -- | -- | -- | -- |
| 4259 | Gordonville USA | 8.7 | 9.4 | 15.4 | 14.5 | 13.7 | 9.7 | 11 | 9.2 | 10.8 |
| 4260 | Lansford USA | 8.7 | 7.3 | -- | -- | -- | -- | -- | -- | -- |
| 4261 | Wyomissing USA | 8.7 | 8.6 | 10.9 | -- | -- | -- | -- | -- | -- |
| 4262 | Pharr USA | 8.7 | 10.5 | 8.2 | -- | -- | -- | -- | -- | -- |
| 4263 | Richardson USA | 8.7 | 8.6 | 8.8 | 7.5 | 8.5 | 8.2 | -- | -- | -- |
| 4264 | Temple USA | 8.7 | 9.3 | 7.6 | 7.9 | 7.9 | 8.4 | 8.7 | -- | -- |
| 4265 | The Woodlands USA | 8.7 | 10.2 | 8.7 | 17.9 | 11.9 | -- | -- | -- | -- |
| 4266 | Whitehouse USA | 8.7 | -- | -- | -- | -- | -- | -- | -- | -- |
| 4267 |  Palmerston Australia | 8.6 | 9.8 | -- | -- | -- | -- | -- | -- | -- |
| 4268 |  Caxias do Sul Brazil | 8.6 | 10.5 | -- | -- | -- | -- | -- | -- | -- |
