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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 252 |  Novi Sad Serbia | 16.1 | 17.4 | 17.5 | 22.4 | 24 | 22.2 | 26.9 | -- | -- |
| 253 |  Leobersdorf Austria | 16 | 33.2 | -- | -- | -- | -- | -- | -- | -- |
| 254 |  Este Italy | 16 | 16.9 | -- | -- | -- | -- | -- | -- | -- |
| 255 |  Wejherowo Poland | 16 | 33.2 | -- | -- | -- | -- | -- | -- | -- |
| 256 |  Glina Romania | 16 | 16.9 | 17.9 | 29.8 | -- | -- | -- | -- | -- |
| 257 | Rudeni Romania | 16 | 20.8 | 18.4 | -- | -- | -- | -- | -- | -- |
| 258 |  Bilecik Turkey | 16 | 14.7 | 14.7 | 12 | 16.4 | 15.8 | 17.8 | -- | -- |
| 259 | Canakkale Turkey | 16 | 16 | 14 | 13.1 | 13.2 | 13.5 | 17.3 | -- | -- |
| 260 |  Nyíregyháza Hungary | 15.9 | 15.5 | 11.8 | 15.4 | 17.8 | 15.7 | -- | -- | -- |
| 261 |  Krompachy Slovakia | 15.9 | 18.4 | 17.2 | 13.2 | 19.3 | 16.4 | 18.1 | 18.9 | 20.7 |
| 262 | Borsky Mikulas Slovakia | 15.9 | 18.8 | -- | -- | -- | -- | -- | -- | -- |
| 263 | Kumluca Turkey | 15.9 | 15.4 | 16.5 | 18.7 | -- | -- | -- | -- | -- |
| 264 |  Varna Bulgaria | 15.8 | 15.8 | 18.6 | 10.7 | 11.1 | 14.9 | 21.8 | 16.8 | 12 |
| 265 | Bergamo Italy | 15.8 | 15 | 14.8 | 17.6 | 17.6 | 17.8 | 18.5 | 18 | 26.4 |
| 266 | Krzanowice Poland | 15.8 | 19.5 | 13.5 | 11.7 | 16.2 | 14.5 | -- | -- | -- |
| 267 |  Wielsbeke Belgium | 15.7 | 20.1 | 12.1 | 13.8 | 15 | 13.9 | 14.8 | 16.5 | 14.9 |
| 268 |  Velka Bystrice Czech Republic | 15.7 | 19.8 | 18 | -- | -- | -- | -- | -- | -- |
| 269 | Děčín Czech Republic | 15.7 | 15.3 | 14.8 | 16 | 17.1 | 16.4 | 17.8 | 23.1 | 23 |
| 270 | Esine Italy | 15.7 | 14.6 | 16.3 | 21.2 | 22.2 | 23.1 | 21.8 | -- | -- |
| 271 | Piatto Italy | 15.7 | 14.8 | 18.5 | 22.3 | 20.5 | -- | -- | -- | -- |
| 272 | Conegliano Italy | 15.7 | 15.3 | -- | -- | -- | -- | -- | -- | -- |
| 273 |  Doetinchem Netherlands | 15.7 | 19.3 | -- | -- | -- | -- | -- | -- | -- |
| 274 | Nakło nad Notecią Poland | 15.7 | 15.9 | 14.9 | -- | -- | -- | -- | -- | -- |
| 275 | Cluj-Napoca Romania | 15.7 | 17 | 18.7 | 26.4 | 20.1 | 13.1 | 15.7 | 21.4 | -- |
| 276 | Golcuk Turkey | 15.7 | 15.4 | 17.8 | 20 | -- | -- | -- | -- | -- |
| 277 | Karviná Czech Republic | 15.6 | 16.9 | 17.4 | 19.2 | 33 | 18.3 | 22.1 | 27.1 | 24.6 |
| 278 | Rožnov pod Radhoštěm Czech Republic | 15.6 | 15.4 | 13.4 | 16.8 | -- | -- | -- | -- | -- |
| 279 | Debrecen Hungary | 15.6 | 16.1 | 11.4 | 14.6 | 17.3 | 16.1 | -- | -- | -- |
| 280 | Jelenia Góra Poland | 15.6 | 14.3 | 14.5 | 14.8 | 19.3 | 19.6 | 20.1 | 21.3 | 21.8 |
| 281 | Zamosc Poland | 15.6 | 16.5 | 14.4 | 14 | 18.2 | 12.6 | -- | -- | -- |
| 282 | Dębica Poland | 15.6 | 17.6 | 17.9 | 14.7 | 21.7 | 22.9 | 25.5 | -- | -- |
| 283 |  Crnomelj Slovenia | 15.6 | 20.3 | -- | -- | -- | -- | -- | -- | -- |
| 284 | Veliko Turnovo Bulgaria | 15.5 | 34 | -- | -- | -- | -- | -- | -- | -- |
| 285 |  Pec Kosovo | 15.5 | 13.3 | 14.6 | -- | -- | -- | -- | -- | -- |
| 286 | Starachowice Poland | 15.5 | 16.8 | 16.6 | 17.9 | 21.5 | 18 | 19.1 | -- | -- |
| 288 | Dudince Slovakia | 15.5 | 21.7 | 20 | -- | -- | -- | -- | -- | -- |
| 289 |  Korce Albania | 15.4 | 12.1 | 34.8 | 30 | -- | -- | -- | -- | -- |
| 290 |  Novosibirsk Russia | 15.4 | -- | -- | -- | -- | -- | -- | -- | -- |
| 291 | Košice Slovakia | 15.4 | 15.7 | 16.2 | 17.1 | 19.2 | 17 | 19.4 | 17.6 | 21.2 |
| 292 | Kolín Czech Republic | 15.3 | 12.6 | 11.3 | 12.6 | -- | -- | -- | -- | -- |
| 293 | Cornaredo Italy | 15.3 | 19.3 | -- | -- | -- | -- | -- | -- | -- |
| 294 | Olbrachcice Poland | 15.3 | 12.2 | 15.1 | 14.9 | 20.8 | 24.1 | 21.9 | -- | -- |
| 295 | Popesti-Leordeni Romania | 15.3 | 16.4 | 16.8 | 19.7 | -- | -- | -- | -- | -- |
| 296 | Jelsava Slovakia | 15.3 | 18.8 | 19.3 | 21.3 | 23.7 | 19 | 21.4 | 24.3 | 26.7 |
| 297 | Ruzomberok Slovakia | 15.3 | 15.1 | 14.9 | 17.3 | 18.3 | 19.6 | 18.5 | 20.7 | 24.4 |
| 298 | Beroun Czech Republic | 15.2 | 13.5 | 12.4 | 14.2 | 15.3 | 14 | 15.6 | 22.5 | 18.8 |
| 299 |  Ptolemaida Greece | 15.2 | 13.2 | 11.6 | 13.4 | -- | -- | -- | -- | -- |
| 300 | Jesi Italy | 15.2 | 13 | 16.2 | 20.3 | 10.7 | -- | -- | -- | -- |
| 301 | Zubin Potok Kosovo | 15.2 | 12.6 | 12.8 | 14.4 | 22.5 | -- | -- | -- | -- |
| 302 | Kostolac Serbia | 15.2 | -- | -- | -- | -- | -- | -- | -- | -- |
