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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2055 |  Trockenborn-Wolfersdorf Germany | 6.2 | 7 | 6 | -- | -- | -- | -- | -- | -- |
| 2056 |  Muskiz Spain | 6.2 | 6.4 | 12.7 | 11.9 | 8.4 | -- | -- | -- | -- |
| 2057 | Aranda de Duero Spain | 6.2 | 5.5 | 8.4 | 10.2 | 6.7 | -- | -- | -- | -- |
| 2058 | Ororbia Spain | 6.2 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2059 |  Frimley United Kingdom | 6.2 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2060 | Leeds United Kingdom | 6.2 | 5.4 | 6.4 | 9 | 8.6 | 8.5 | 12.3 | 11.5 | 10 |
| 2061 | Whitby United Kingdom | 6.2 | 5.4 | 6.6 | -- | -- | -- | -- | -- | -- |
| 2062 | Aberdeen United Kingdom | 6.2 | 5.6 | 5.4 | 5.8 | 5.6 | 5.3 | 7 | 6.9 | 6 |
| 2063 |  Bertrix Belgium | 6.1 | 3.7 | 4.4 | 5.6 | 6.1 | 6.6 | 7.9 | 9.1 | 8 |
| 2064 | Habay Belgium | 6.1 | 4.1 | 4.3 | 5.5 | 5 | 5.2 | 8.2 | 8.4 | 7.8 |
| 2065 | Lauenburg Germany | 6.1 | 6.9 | 7 | 8.9 | 9.3 | 8.3 | 10.4 | -- | -- |
| 2066 |  Cesana Torinese Italy | 6.1 | 4.5 | 6.3 | 9.7 | 11 | -- | -- | -- | -- |
| 2067 |  Alcobaca Portugal | 6.1 | 6.1 | -- | -- | -- | -- | -- | -- | -- |
| 2068 | As Pontes de Garcia Rodriguez Spain | 6.1 | 5.2 | 6.4 | 6.7 | 6.7 | -- | -- | -- | -- |
| 2069 | Naron Spain | 6.1 | 5.9 | 6.8 | 5.8 | 9 | -- | -- | -- | -- |
| 2070 | Villarejo de Salvanes Spain | 6.1 | 9.5 | 9.6 | 11 | 11.8 | 11.7 | 10.8 | 9.8 | 11.5 |
| 2071 |  Saignelegier Switzerland | 6.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2072 | Bamford United Kingdom | 6.1 | 5.3 | -- | -- | -- | -- | -- | -- | -- |
| 2073 | Milton Keynes United Kingdom | 6.1 | 6 | 6.2 | 11.3 | 11.1 | -- | -- | -- | -- |
| 2074 | Weymouth United Kingdom | 6.1 | 4.8 | 8 | 9.3 | 10.9 | -- | -- | -- | -- |
| 2075 | Glasgow United Kingdom | 6.1 | 5.6 | 5.4 | 5.8 | 5.6 | 5.2 | 7.1 | 8.1 | 7.5 |
| 2076 |  Porvoo Finland | 6 | 4 | 4 | -- | -- | -- | -- | -- | -- |
| 2077 |  Saint-Brisson France | 6 | 4.3 | 5.5 | -- | -- | -- | -- | -- | -- |
| 2078 | Hausen Germany | 6 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2079 | Itzehoe Germany | 6 | 6.5 | 7.6 | 9.1 | 10.1 | 9.1 | 10.3 | 12.1 | 11.1 |
| 2080 | Gehlberg Germany | 6 | 6.6 | 8.6 | 6.2 | 6.7 | -- | -- | -- | -- |
| 2081 |  Swords Ireland | 6 | 6 | 5.3 | -- | -- | -- | -- | -- | -- |
| 2082 | Annacotty Ireland | 6 | 7.8 | 5.6 | 7.3 | 4.2 | -- | -- | -- | -- |
| 2083 |  Eindhoven Netherlands | 6 | 7.1 | 8.7 | 13 | 15.7 | 13.3 | -- | -- | -- |
| 2084 |  Oslo Norway | 6 | 6.9 | 6.2 | 6.9 | 7.5 | 6.4 | 7.5 | 8.2 | 7.4 |
| 2085 | Alcabideche Portugal | 6 | 5.2 | -- | -- | -- | -- | -- | -- | -- |
| 2086 | Frigiliana Spain | 6 | 6 | -- | -- | -- | -- | -- | -- | -- |
| 2087 | San Nicolas del Puerto Spain | 6 | 5.9 | -- | -- | -- | -- | -- | -- | -- |
| 2088 | Los Yebenes Spain | 6 | 6 | 6 | -- | -- | -- | -- | -- | -- |
| 2089 | Teixeiro Spain | 6 | 5.8 | -- | -- | -- | -- | -- | -- | -- |
| 2090 | Trazo Spain | 6 | -- | -- | -- | -- | -- | -- | -- | -- |
| 2091 | Algete Spain | 6 | 8.6 | 8.7 | 10.6 | 9.9 | 10.5 | 13.2 | 12.3 | 10.8 |
| 2092 | Alacant Spain | 6 | 3.2 | 3.6 | 4.5 | 5 | 6.7 | 6.5 | 4.4 | 9.7 |
| 2093 | Burscough United Kingdom | 6 | 5.1 | 8.3 | -- | -- | -- | -- | -- | -- |
| 2094 | Saltash United Kingdom | 6 | 5.5 | 6.3 | 6.1 | 6.4 | 8.1 | 9.7 | 8.4 | 7.8 |
| 2095 |  Oberrauchenödt Austria | 5.9 | 6.9 | 5.5 | -- | -- | -- | -- | -- | -- |
| 2096 | Cavertitz Germany | 5.9 | 7.4 | 6.4 | -- | -- | -- | -- | -- | -- |
| 2097 | Sondershausen Germany | 5.9 | 6.6 | 5.6 | 6.6 | 6.5 | -- | -- | -- | -- |
| 2098 |  Rio Greece | 5.9 | 5.9 | 11.5 | 11 | 11.6 | 13.4 | 14.6 | -- | -- |
| 2099 | Claremorris Ireland | 5.9 | 5.3 | 5.1 | 5.2 | 6.9 | -- | -- | -- | -- |
| 2100 | Bray Ireland | 5.9 | 5.4 | 5.6 | 6.9 | 5.9 | -- | -- | -- | -- |
| 2101 | Cork Ireland | 5.9 | 5.2 | 6.2 | 8.6 | 9.2 | 7.3 | 8.4 | -- | -- |
| 2102 | Marinella Italy | 5.9 | 6.1 | 9.9 | 10.3 | 7 | -- | -- | -- | -- |
| 2103 | Baerum Norway | 5.9 | 10.8 | 9.1 | 9.2 | 11 | 6.7 | 9.1 | 9.7 | 9 |
| 2104 | Moss Norway | 5.9 | 7 | 6.6 | 7.7 | 8.9 | 7.4 | 8.9 | 8.5 | 7.7 |
