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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1810 |  Frydlant Czech Republic | 13.9 | 12.7 | 15 | 20.2 | 22.2 | 19.3 | 19.1 | -- | -- |
| 1811 | Klimkovice Czech Republic | 13.9 | 14.6 | 14.1 | 15.2 | 19 | -- | -- | -- | -- |
| 1812 | Mariánské Radčice Czech Republic | 13.9 | 12.6 | 11.4 | 13.3 | 14.5 | 14.9 | 15.5 | 20.5 | 18.7 |
| 1813 |  Tatabanya Hungary | 13.9 | 15.8 | 11.2 | 15.1 | 18.6 | 12.7 | -- | -- | -- |
| 1814 |  Sandymount Ireland | 13.9 | 12.1 | 5 | -- | -- | -- | -- | -- | -- |
| 1815 |  Jerusalem Israel | 13.9 | 15 | 15.7 | 16.9 | 17.9 | 17.2 | 20.9 | 18.9 | 17.1 |
| 1816 | Be'er Sheva Israel | 13.9 | 11.7 | 21.3 | 19.6 | 17.5 | 16.1 | 19.2 | 16.1 | 17.7 |
| 1817 |  Assago Italy | 13.9 | 12.9 | -- | -- | -- | -- | -- | -- | -- |
| 1818 |  Yeraliyev Kazakhstan | 13.9 | 11.4 | 17.5 | 25.1 | -- | -- | -- | -- | -- |
| 1819 |  Balti Moldova | 13.9 | 14 | 17.7 | -- | -- | -- | -- | -- | -- |
| 1820 |  Gdynia Poland | 13.9 | 12 | 11.5 | 13.3 | 15.1 | 12.7 | -- | -- | -- |
| 1821 | Elblag Poland | 13.9 | 13.8 | 10.4 | 9.9 | 11.6 | 12.1 | 14.4 | -- | -- |
| 1822 |  Humenne Slovakia | 13.9 | 13.9 | 13.5 | 12.2 | 14.4 | 11.7 | 14 | 19.1 | 21.7 |
| 1823 |  Goryeong South Korea | 13.9 | 16.9 | -- | -- | -- | -- | -- | -- | -- |
| 1824 | Gyeongju South Korea | 13.9 | 13 | 14 | 15.1 | 15.9 | 16.7 | 21.2 | -- | -- |
| 1825 |  Taichung Taiwan | 13.9 | 14.4 | -- | -- | -- | -- | -- | -- | -- |
| 1826 | Xinying Taiwan | 13.9 | 9.5 | 24.7 | 17.3 | -- | -- | -- | -- | -- |
| 1827 |  Altinova Turkey | 13.9 | 14.7 | 14 | 14.9 | -- | -- | -- | -- | -- |
| 1828 |  Ruse Bulgaria | 13.8 | 14.9 | 15.2 | 15.7 | 16.3 | 19.4 | 22 | 24.8 | 25.4 |
| 1829 |  Traiguen Chile | 13.8 | 16.1 | 20.4 | 30.1 | 30.1 | -- | -- | -- | -- |
| 1830 |  Larnaca Cyprus | 13.8 | 13.7 | 15.2 | 15.7 | 14.3 | 15.9 | 19.9 | 18.1 | 17.8 |
| 1831 | Hradec Králové Czech Republic | 13.8 | 12.6 | 12 | 13.3 | 14.5 | 13.7 | 14.8 | 19.7 | 19 |
| 1832 |  Akhaltsikhe Georgia | 13.8 | 13.2 | -- | -- | -- | -- | -- | -- | -- |
| 1833 |  Lykovrysi Greece | 13.8 | 14 | 15.5 | -- | -- | -- | -- | -- | -- |
| 1834 |  Minas Indonesia | 13.8 | 8.5 | -- | -- | -- | -- | -- | -- | -- |
| 1835 | Zikhron Ya'akov Israel | 13.8 | 14.2 | -- | -- | -- | -- | -- | -- | -- |
| 1836 | Mi`ilya Israel | 13.8 | 14.5 | 10.5 | 12.3 | -- | -- | -- | -- | -- |
| 1837 |  Kofu Japan | 13.8 | 14.2 | 14.3 | 13.2 | 12 | 11.4 | 12.1 | 11.9 | 11.8 |
| 1838 |  San Miguel de Allende Mexico | 13.8 | 12.9 | 14.1 | 13.8 | 12.5 | 12.4 | 14 | -- | -- |
| 1839 | Ciudad Lopez Mateos Mexico | 13.8 | 13 | -- | -- | -- | -- | -- | -- | -- |
| 1840 |  Hengelo Netherlands | 13.8 | 19.3 | -- | -- | -- | -- | -- | -- | -- |
| 1841 | Swiecie Poland | 13.8 | 12.6 | 11.9 | -- | -- | -- | -- | -- | -- |
| 1842 | Kędzierzyn-Koźle Poland | 13.8 | 17.5 | 14.3 | 16.8 | 21.4 | -- | 23.5 | 29 | 29.8 |
| 1843 |  Valongo Portugal | 13.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1844 | Yeongi South Korea | 13.8 | 18.3 | 16.7 | 23.3 | 20.1 | 18.4 | 25.8 | -- | -- |
| 1845 | Gimhae South Korea | 13.8 | 11.5 | 14.2 | 15.3 | 15.1 | 16.9 | 20.8 | 20.2 | 19.8 |
| 1846 |  Sai Ma Thailand | 13.8 | 17.4 | 22.2 | -- | -- | -- | -- | -- | -- |
| 1847 | Bang Saphan Noi Thailand | 13.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1848 |  Huntington Park USA | 13.8 | 13.6 | 10.8 | 11.4 | 14.1 | 17.7 | 15.4 | -- | -- |
| 1849 | Hualpen Chile | 13.7 | 18.7 | 16.8 | 27.4 | -- | -- | -- | -- | -- |
| 1850 | Lota Chile | 13.7 | 16.2 | 21.1 | -- | -- | -- | -- | -- | -- |
| 1851 |  Da hinggan Ling China | 13.7 | 18.3 | 14.7 | 12.6 | 14 | 14.3 | 19.9 | 17.8 | 17.8 |
| 1852 | Třinec Czech Republic | 13.7 | 13.7 | 13.5 | 17.5 | 18.2 | 15.1 | 18.2 | 26.5 | 26.7 |
| 1853 | Sumperk Czech Republic | 13.7 | 15.9 | 13.4 | 14.5 | 11.8 | -- | -- | -- | -- |
| 1854 | Xanthi Greece | 13.7 | 11.6 | 19 | 21.2 | 22.5 | 21.6 | -- | -- | -- |
| 1855 | Tsoukalaiika Greece | 13.7 | 11.9 | 13.6 | -- | -- | -- | -- | -- | -- |
| 1856 | Caruban Indonesia | 13.7 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1857 |  Kök-Jar Kyrgyzstan | 13.7 | 13.1 | -- | -- | -- | -- | -- | -- | -- |
| 1858 | Mijnsheerenland Netherlands | 13.7 | 11.8 | 12.4 | 12.9 | 14.4 | -- | -- | -- | -- |
| 1859 | Lomianki Poland | 13.7 | 12.1 | -- | -- | -- | -- | -- | -- | -- |
