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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2310 |  San Nicola la Strada Italy | 11.6 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2311 | Rimini Italy | 11.6 | 16.5 | 15.9 | 15.8 | 12.9 | -- | -- | -- | -- |
| 2312 | Laces Italy | 11.6 | 10.4 | 11.2 | 12.3 | 13.1 | 13.4 | 11.6 | -- | -- |
| 2313 |  Hatachonaka Japan | 11.6 | 10.2 | 11.3 | -- | -- | -- | -- | -- | -- |
| 2314 | Marugame Japan | 11.6 | 9.8 | 9.8 | 9.3 | 9.1 | 10.7 | 12.6 | 13.7 | 13.7 |
| 2315 | Shiki Japan | 11.6 | 11.9 | -- | -- | -- | -- | -- | -- | -- |
| 2316 | Sanyoonoda Japan | 11.6 | 9.3 | 10.6 | 10 | 9.9 | 10.2 | 12.3 | 12.2 | 16.5 |
| 2317 |  Kilifi Kenya | 11.6 | 11.6 | 11.8 | -- | -- | -- | -- | -- | -- |
| 2318 |  Wygryny Poland | 11.6 | 11.2 | 10.6 | -- | -- | -- | -- | -- | -- |
| 2319 | Kolobrzeg Poland | 11.6 | 10.3 | 8.7 | -- | -- | -- | -- | -- | -- |
| 2320 |  Maribor Slovenia | 11.6 | 13.1 | 11.7 | 13.8 | 14.4 | -- | -- | -- | -- |
| 2321 |  Sokcho South Korea | 11.6 | 15.3 | 16.6 | 10.6 | 10.9 | -- | -- | -- | -- |
| 2322 | Uljin South Korea | 11.6 | 9.9 | -- | -- | -- | -- | -- | -- | -- |
| 2323 | Geumseong South Korea | 11.6 | 9 | 16.6 | -- | -- | -- | -- | -- | -- |
| 2324 |  Molina de Segura Spain | 11.6 | 12.5 | -- | -- | -- | -- | -- | -- | -- |
| 2325 |  Hsinchu Taiwan | 11.6 | 13 | -- | -- | -- | -- | -- | -- | -- |
| 2326 |  Bromley United Kingdom | 11.6 | 9.3 | 10.3 | 10.6 | 9.7 | -- | -- | -- | -- |
| 2327 | Holloway United Kingdom | 11.6 | 9.5 | 8 | -- | -- | -- | -- | -- | -- |
| 2328 | Islington United Kingdom | 11.6 | 10.9 | 7.2 | -- | -- | -- | -- | -- | -- |
| 2330 |  San Marino USA | 11.6 | 13.3 | 11.7 | 12 | 12.5 | 16 | 14.5 | -- | -- |
| 2331 | Syracuse USA | 11.6 | 9.9 | 8.2 | 10.7 | 13.9 | 11.2 | 8.5 | -- | -- |
| 2332 |  Hue Vietnam | 11.6 | 11.4 | 8.4 | 43.3 | 23.8 | 24.2 | 28.6 | -- | -- |
| 2333 |  Roeselare Belgium | 11.5 | 10.4 | 11.6 | 14 | 13.3 | 12.1 | 13.3 | 15.3 | 14.1 |
| 2334 |  Santos Brazil | 11.5 | 13.1 | 13.1 | 12.1 | 12 | 13.7 | 15.4 | 14.8 | 15.9 |
| 2335 |  Pano Kivides Cyprus | 11.5 | 11.8 | 13.6 | -- | -- | -- | -- | -- | -- |
| 2336 |  Jihlava Czech Republic | 11.5 | 12.9 | 10.4 | 9.9 | 12.2 | 12 | 13.3 | 16.9 | 14.2 |
| 2337 |  Belfort France | 11.5 | 14.9 | 6.9 | 8.8 | 9.2 | -- | -- | -- | -- |
| 2338 |  Pasuruan Indonesia | 11.5 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2339 | Banjarmasin Indonesia | 11.5 | 11.6 | 11.3 | 9 | 12.3 | 7.3 | -- | -- | -- |
| 2340 | Ravenna Italy | 11.5 | 14.8 | 14.5 | 16.4 | 12.6 | -- | -- | -- | -- |
| 2341 | Laives Italy | 11.5 | 11.3 | 12.9 | -- | -- | -- | -- | -- | -- |
| 2342 | Higashidaidocho Harata Japan | 11.5 | 10 | -- | -- | -- | -- | -- | -- | -- |
| 2343 | Akashi Japan | 11.5 | 8.9 | 10.5 | 9.9 | 9.3 | 9.8 | 11.8 | 13.1 | 13 |
| 2344 | Kakogawa Japan | 11.5 | 9.1 | 10.7 | 10.4 | 10.5 | 11.3 | 13.5 | 14.2 | 14.7 |
| 2345 | Hamadera Motomachi Japan | 11.5 | 13.5 | 14.5 | -- | -- | -- | -- | -- | -- |
| 2346 | Machakos Kenya | 11.5 | 12 | -- | -- | -- | -- | -- | -- | -- |
| 2347 |  Funadhoo Maldives | 11.5 | 16.8 | 22 | 14.5 | -- | -- | -- | -- | -- |
| 2348 |  Den Haag Netherlands | 11.5 | 7.8 | 7.3 | 9.3 | 8 | 8.5 | 9.9 | 10.1 | 9.8 |
| 2349 |  Hnúšťa Slovakia | 11.5 | 14.2 | 12.6 | 14.4 | 16 | 14 | 16.2 | 18.9 | 19 |
| 2350 |  Ballito South Africa | 11.5 | 18.4 | -- | -- | -- | -- | -- | -- | -- |
| 2351 | Hampyeong South Korea | 11.5 | 9.5 | 11.9 | -- | -- | -- | -- | -- | -- |
| 2352 | Suncheon South Korea | 11.5 | 14.2 | 16.9 | 14.3 | 13.9 | 15.9 | 18.1 | 21 | 18.9 |
| 2353 | New Taipei Taiwan | 11.5 | 12.2 | -- | -- | -- | -- | -- | -- | -- |
| 2354 |  Arikoey Turkey | 11.5 | 9.2 | 5.6 | -- | -- | -- | -- | -- | -- |
| 2355 |  Montevideo Uruguay | 11.5 | 11.5 | 11.7 | 11.3 | 14.2 | -- | -- | -- | -- |
| 2356 | Alhambra USA | 11.5 | 11.6 | 11.6 | 11.8 | 14.8 | 15.9 | 14.4 | -- | -- |
| 2357 | Newnan USA | 11.5 | 11.1 | 15.9 | -- | -- | -- | -- | -- | -- |
| 2358 | Fridley USA | 11.5 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2359 | Gistel Belgium | 11.4 | 10.4 | 12.5 | 11.4 | -- | -- | -- | -- | -- |
| 2360 |  Trebinje Bosnia Herzegovina | 11.4 | 12.1 | 18.1 | 18.5 | 18.6 | -- | -- | -- | -- |
