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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1805 | ![]() Londonderry County Borough United Kingdom | 7.5 | 8.9 | -- | -- | -- | -- | -- | -- | -- |
| 1806 | ![]() Newport United Kingdom | 7.5 | 6.7 | 7 | 7.4 | 7.1 | 7.8 | 9.7 | -- | -- |
| 1807 | ![]() Gfoehl Austria | 7.4 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1808 | ![]() Courcelles Belgium | 7.4 | 7.5 | 6.7 | -- | -- | -- | -- | -- | -- |
| 1809 | ![]() Fleurus Belgium | 7.4 | 7.9 | 6.3 | -- | -- | -- | -- | -- | -- |
| 1810 | ![]() Pale Bosnia Herzegovina | 7.4 | 9.4 | 29.1 | 45.7 | 38.8 | -- | -- | -- | -- |
| 1811 | ![]() Charlottenlund Denmark | 7.4 | 9.9 | -- | -- | -- | -- | -- | -- | -- |
| 1812 | ![]() Chartres France | 7.4 | 7.2 | 8.1 | 8 | 9 | -- | -- | -- | -- |
| 1813 | ![]() Berat France | 7.4 | 6 | -- | -- | -- | -- | -- | -- | -- |
| 1814 | ![]() La Tardière France | 7.4 | 6.6 | 7.8 | -- | -- | -- | -- | -- | -- |
| 1815 | ![]() Baden-Baden Germany | 7.4 | 6.9 | 6.7 | 8.4 | 7.4 | 6.8 | -- | -- | -- |
| 1816 | ![]() Mayen Germany | 7.4 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1817 | ![]() Volklingen Germany | 7.4 | 7.7 | 5 | 8.9 | -- | -- | -- | -- | -- |
| 1818 | ![]() Carlow Ireland | 7.4 | 6.9 | 6.4 | 7 | 7 | 7.1 | 8.2 | -- | -- |
| 1819 | ![]() Carndonagh Ireland | 7.4 | 6.7 | 6.5 | -- | -- | -- | -- | -- | -- |
| 1820 | ![]() Civitavecchia Italy | 7.4 | 8.1 | 8.9 | -- | -- | -- | -- | -- | -- |
| 1821 | ![]() Westzaan Netherlands | 7.4 | 7.8 | 8.4 | -- | -- | -- | -- | -- | -- |
| 1822 | ![]() Lazaropole North Macedonia | 7.4 | 8.4 | 7.1 | -- | -- | -- | -- | -- | -- |
| 1823 | ![]() Lillehammer Norway | 7.4 | 6.3 | 6.2 | 5.7 | 5.9 | 5.5 | 6.2 | 6.7 | 6.6 |
| 1824 | ![]() Stavanger Norway | 7.4 | 6.9 | 6.4 | 6.9 | 8.7 | 6.4 | 7.8 | 8 | 6.8 |
| 1825 | ![]() Štalcerji Slovenia | 7.4 | 7.7 | -- | -- | -- | -- | -- | -- | -- |
| 1826 | ![]() Smarje pri Jelsah Slovenia | 7.4 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1827 | ![]() Buñol Spain | 7.4 | 5.6 | -- | -- | -- | -- | -- | -- | -- |
| 1828 | ![]() Wädenswil Switzerland | 7.4 | 6.7 | 9.9 | 8.1 | -- | -- | -- | -- | -- |
| 1829 | ![]() Lviv Ukraine | 7.4 | 8.1 | 9.3 | 10.8 | -- | -- | -- | -- | -- |
| 1830 | ![]() Cheltenham United Kingdom | 7.4 | 6.1 | 8.3 | 9.8 | 10.7 | -- | -- | -- | -- |
| 1831 | ![]() Chilbolton United Kingdom | 7.4 | 6.2 | 6.6 | 7.5 | 7.5 | 7.7 | 8.5 | 8.9 | 7.5 |
| 1832 | ![]() Colchester United Kingdom | 7.4 | 5.9 | 5.8 | 6.6 | 7.2 | 7.1 | 9.3 | 10 | -- |
| 1833 | ![]() Immingham United Kingdom | 7.4 | 7.1 | 7 | 5.9 | -- | -- | -- | -- | -- |
| 1834 | ![]() Jarrow United Kingdom | 7.4 | 7.3 | -- | -- | -- | -- | -- | -- | -- |
| 1835 | ![]() Kendal United Kingdom | 7.4 | 7 | 9.1 | 10.9 | -- | -- | -- | -- | -- |
| 1836 | ![]() Ringwood United Kingdom | 7.4 | 6.1 | 8.6 | 10.1 | 11.7 | -- | -- | -- | -- |
| 1837 | ![]() Monmouth United Kingdom | 7.4 | 6.3 | -- | -- | -- | -- | -- | -- | -- |
| 1838 | ![]() Rhos on Sea United Kingdom | 7.4 | 6.3 | -- | -- | -- | -- | -- | -- | -- |
| 1839 | ![]() Gaflenz Austria | 7.3 | 7.1 | -- | -- | -- | -- | -- | -- | -- |
| 1840 | ![]() Chamonix-Mont-Blanc France | 7.3 | 6 | 6.6 | 14 | 14.3 | -- | -- | -- | -- |
| 1841 | ![]() Dijon France | 7.3 | 6.3 | 6.7 | 8.1 | 7.8 | 7.6 | 7.7 | 8.6 | 10.1 |
| 1842 | ![]() Gaillimh Ireland | 7.3 | 7 | 5.6 | -- | -- | -- | -- | -- | -- |
| 1843 | ![]() Mountrath Ireland | 7.3 | 9.1 | -- | -- | -- | -- | -- | -- | -- |
| 1844 | ![]() Cill Airne Ireland | 7.3 | 6.6 | 5.1 | 4.5 | -- | -- | -- | -- | -- |
| 1845 | ![]() Revere Italy | 7.3 | 15.2 | -- | -- | -- | -- | -- | -- | -- |
| 1846 | ![]() Pescia Italy | 7.3 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1847 | ![]() Sochi Russia | 7.3 | 7 | 8.8 | 9.2 | -- | -- | -- | -- | -- |
| 1848 | ![]() Radomlje Slovenia | 7.3 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1849 | ![]() Hernani Spain | 7.3 | 7.6 | 8.9 | 10.1 | 9.2 | -- | -- | -- | -- |
| 1850 | ![]() Vila-seca Spain | 7.3 | 8 | -- | -- | -- | -- | -- | -- | -- |
| 1851 | ![]() Malmö Sweden | 7.3 | 7 | -- | -- | -- | -- | -- | -- | -- |
| 1852 | ![]() Wattwil Switzerland | 7.3 | 5.5 | -- | -- | -- | -- | -- | -- | -- |
| 1853 | ![]() Diessenhofen Switzerland | 7.3 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1854 | ![]() Irpin Ukraine | 7.3 | 8 | 6.1 | 7.4 | -- | -- | -- | -- | -- |






















