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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1759 |  Ellispontos Greece | 14.2 | 15.8 | 18 | 11.3 | 9.6 | -- | -- | -- | -- |
| 1760 |  Cairo Montenotte Italy | 14.2 | 16.2 | -- | -- | -- | -- | -- | -- | -- |
| 1761 | Cerrina Italy | 14.2 | 14.4 | 14 | -- | -- | -- | -- | -- | -- |
| 1762 |  Kočani North Macedonia | 14.2 | 14.6 | 15.1 | 13.8 | 14.7 | -- | -- | -- | -- |
| 1763 |  Pila Philippines | 14.2 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1764 |  Tarnow Poland | 14.2 | 13.1 | 16.9 | 17.4 | 21.4 | 20.3 | 22.5 | 23.3 | 27.4 |
| 1765 |  Radauti Romania | 14.2 | 14.1 | 14.7 | 17.7 | 20.3 | -- | -- | -- | -- |
| 1766 |  Kranj Slovenia | 14.2 | 15.5 | 16.1 | 17.7 | -- | -- | -- | -- | -- |
| 1767 | Zagorje ob Savi Slovenia | 14.2 | 17.6 | -- | -- | -- | -- | -- | -- | -- |
| 1768 |  Goseong South Korea | 14.2 | 7.8 | 16.8 | 16.8 | 10.7 | -- | -- | -- | -- |
| 1769 | Changwon South Korea | 14.2 | 10.5 | 14.5 | 15 | 14.7 | 17.2 | 19.2 | 20.6 | 23.8 |
| 1770 | Yangsan South Korea | 14.2 | 19.4 | 17.7 | 16.4 | 17.5 | -- | 21.2 | 22.4 | 25.5 |
| 1771 | Imsil South Korea | 14.2 | 9.9 | 15.1 | 17.5 | 16 | -- | 22.5 | -- | -- |
| 1772 | Gwangyang South Korea | 14.2 | 11 | 17.9 | 17.1 | 15.4 | 15.7 | 18.5 | 20 | 21.3 |
| 1773 |  Rang Bua Thailand | 14.2 | 17.3 | 20.1 | 13.1 | -- | -- | -- | -- | -- |
| 1774 |  Guarulhos Brazil | 14.1 | 18.1 | 16 | 15 | 16.1 | 16.4 | 18.7 | 21.6 | 17.3 |
| 1775 |  Opava Czech Republic | 14.1 | 13.8 | 12.9 | 15.2 | 15.8 | 14.9 | 16.9 | 24.5 | 22.7 |
| 1776 | Studénka Czech Republic | 14.1 | 15.3 | 14 | 15.8 | 17.2 | 16.2 | 18 | 25.4 | 24.3 |
| 1777 |  Mojokerto Indonesia | 14.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1778 |  Laytown Ireland | 14.1 | 7.3 | -- | -- | -- | -- | -- | -- | -- |
| 1779 |  Jaffa Israel | 14.1 | 20.4 | -- | -- | -- | -- | -- | -- | -- |
| 1780 | Olgiate Olona Italy | 14.1 | 15.4 | 19.9 | -- | -- | -- | -- | -- | -- |
| 1781 |  San Juan del Rio Mexico | 14.1 | 12.7 | 15.7 | 15.5 | -- | -- | -- | -- | -- |
| 1782 | Magurele Romania | 14.1 | 12.1 | 15 | 16.5 | 15.5 | -- | 15.7 | 18.9 | -- |
| 1783 |  Nad Jazerom Slovakia | 14.1 | 16.1 | 14.8 | 10.3 | 18.4 | 15.1 | 14.4 | -- | -- |
| 1784 | Rakičan Slovenia | 14.1 | 18 | 16 | 18.8 | 20.5 | -- | -- | -- | -- |
| 1785 |  Berea South Africa | 14.1 | 22.2 | -- | -- | -- | -- | -- | -- | -- |
| 1786 | Hartbeespoort South Africa | 14.1 | 13.2 | 15.6 | 16.3 | 17 | 20.8 | 60 | -- | -- |
| 1787 | Yeongwol South Korea | 14.1 | 12.6 | -- | -- | -- | -- | -- | -- | -- |
| 1788 | Andong South Korea | 14.1 | 12 | 13.5 | 17 | 14.7 | -- | 19.7 | 25.5 | 21.5 |
| 1789 | Bonghwa South Korea | 14.1 | 12.7 | 13.3 | 12.1 | -- | -- | -- | -- | -- |
| 1790 | Changnyeong South Korea | 14.1 | 8.5 | 15.5 | 17.5 | 16.9 | -- | -- | -- | -- |
| 1791 | Jinju South Korea | 14.1 | 17.2 | 15.1 | 16 | 15.4 | 16.7 | 18.1 | 18.5 | 21.8 |
| 1792 |  Lapseki Turkey | 14.1 | 14.9 | 14.6 | 12.5 | -- | -- | -- | -- | -- |
| 1793 |  Qui Nhon Vietnam | 14.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1794 | Jundiai Brazil | 14 | 16.5 | 12.6 | 12.5 | 13.1 | 14 | -- | -- | -- |
| 1795 | Valasske Mezirici Czech Republic | 14 | 14.6 | 13.5 | 15.4 | 17.4 | 15 | 17.2 | 24.8 | 24.9 |
| 1796 |  Mahaica Village Guyana | 14 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1797 | Sumirago Italy | 14 | 11.6 | -- | -- | -- | -- | -- | -- | -- |
| 1798 | Trento Italy | 14 | 13 | 14.2 | 14.8 | 13.3 | 13.7 | 11.9 | -- | -- |
| 1799 |  Antananarivo Madagascar | 14 | 20.5 | 20.6 | 23.7 | 21.5 | 20.7 | -- | -- | -- |
| 1800 | Patzcuaro Mexico | 14 | 14.2 | 18.6 | 21.1 | 21.1 | 18 | 20.8 | -- | -- |
| 1802 | Lagow Poland | 14 | 15.3 | 15.9 | -- | -- | -- | -- | -- | -- |
| 1803 | Trebišov Slovakia | 14 | 15.6 | 14.3 | 16.1 | 17 | -- | -- | -- | -- |
| 1804 | Naeso South Korea | 14 | 7 | -- | -- | -- | -- | -- | -- | -- |
| 1805 | Naju South Korea | 14 | 16 | 18.3 | 19.5 | 15.6 | -- | 22.7 | -- | -- |
| 1806 |  Los Cortijillos Spain | 14 | 14.1 | -- | -- | -- | -- | -- | -- | -- |
| 1807 |  East Los Angeles USA | 14 | 13.2 | -- | -- | -- | -- | -- | -- | -- |
| 1808 |  Absdorf Austria | 13.9 | 25 | -- | -- | -- | -- | -- | -- | -- |
| 1809 | Strassham Austria | 13.9 | 19.5 | -- | -- | -- | -- | -- | -- | -- |
