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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1056 |  Coyoacan Mexico | 19.3 | 19.6 | 23 | 17.8 | 18.9 | 16.2 | 19.6 | -- | -- |
| 1057 |  Rusanj Serbia | 19.3 | 20.7 | 35.1 | -- | -- | -- | -- | -- | -- |
| 1058 | Vracar Serbia | 19.3 | 20.2 | 17.6 | -- | -- | -- | -- | -- | -- |
| 1059 | Kraljevo Serbia | 19.3 | 20.6 | 26 | -- | -- | -- | -- | -- | -- |
| 1060 |  Bang Kruai Thailand | 19.3 | 21.8 | 25.5 | 24.2 | 23.7 | 22.7 | 23 | -- | -- |
| 1061 | Mae Ka Thailand | 19.3 | 30.9 | 45.5 | 36.6 | -- | -- | -- | -- | -- |
| 1062 | Sam Roi Yot Thailand | 19.3 | 17.5 | -- | -- | -- | -- | -- | -- | -- |
| 1063 |  Huangnan China | 19.2 | 24.9 | 26 | 28 | 25 | 23.6 | 22.6 | 29.2 | 32.9 |
| 1064 |  Hajdusamson Hungary | 19.2 | 31.6 | -- | -- | -- | -- | -- | -- | -- |
| 1065 |  Santa Cristina e Bissone Italy | 19.2 | 21.2 | 22.1 | -- | -- | -- | -- | -- | -- |
| 1066 |  New Germany South Africa | 19.2 | 17 | 24.4 | -- | -- | -- | -- | -- | -- |
| 1067 | Khuma South Africa | 19.2 | 22.6 | 20.4 | 8.7 | -- | -- | -- | -- | -- |
| 1068 | Chum Phae Thailand | 19.2 | 17.2 | -- | -- | -- | -- | -- | -- | -- |
| 1069 | Roi Et Thailand | 19.2 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1070 |  Koprivnica Croatia | 19.1 | 19 | 21.3 | -- | -- | -- | -- | -- | -- |
| 1071 |  Skopje North Macedonia | 19.1 | 21.6 | 24.6 | 26.6 | 27.7 | 30.6 | 32.4 | -- | -- |
| 1072 |  San Jose del Monte Philippines | 19.1 | 18.2 | -- | -- | -- | -- | -- | -- | -- |
| 1073 | Cuprija Serbia | 19.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1074 | Stari Grad Serbia | 19.1 | 21.5 | 37.4 | -- | -- | -- | -- | -- | -- |
| 1075 |  Yongin South Korea | 19.1 | 18.3 | 20.8 | 19.6 | 20.5 | 21.4 | 25.2 | 24.8 | 28.1 |
| 1076 | Rop Wiang Thailand | 19.1 | 23 | 34.6 | 18.8 | -- | -- | -- | -- | -- |
| 1077 | Ban Bueng Thailand | 19.1 | 18.1 | -- | -- | -- | -- | -- | -- | -- |
| 1078 | Shantou China | 19 | 19.3 | 18.4 | 16.6 | 19.2 | 18.4 | 22.4 | 24.7 | 27.7 |
| 1079 | Yanbian China | 19 | 17.3 | 17.3 | 16.8 | 19.8 | 19.7 | 24.5 | 25.7 | 29.1 |
| 1080 | Centar Croatia | 19 | 28.2 | -- | -- | -- | -- | -- | -- | -- |
| 1081 |  Drama Greece | 19 | 18.6 | -- | -- | -- | -- | -- | -- | -- |
| 1082 | Ioannina Greece | 19 | 21.7 | 27 | 22.9 | 22.9 | -- | -- | -- | -- |
| 1083 |  Gambut Indonesia | 19 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1084 | Usce Serbia | 19 | 23.2 | 20.8 | -- | -- | -- | -- | -- | -- |
| 1085 | Pancevo Serbia | 19 | 19 | 22.2 | 29.7 | 27.7 | -- | -- | -- | -- |
| 1086 | Inje-gun South Korea | 19 | 18.4 | 22.5 | 23 | -- | -- | -- | -- | -- |
| 1087 | Hayang South Korea | 19 | 17.6 | 17.7 | -- | -- | -- | -- | -- | -- |
| 1088 | Bupyeong South Korea | 19 | 16.9 | 17.7 | 20.6 | 18.8 | -- | -- | -- | -- |
| 1089 |  Kalawana Sri Lanka | 19 | 16.2 | 12.7 | -- | -- | -- | -- | -- | -- |
| 1090 | Negombo Sri Lanka | 19 | 18.1 | 18.4 | 17.7 | 16.7 | -- | -- | -- | -- |
| 1091 | Pathum Thani Thailand | 19 | 22.7 | 19.5 | 14.4 | 17.5 | 24 | 26.2 | -- | -- |
| 1092 |  Santiago Chile | 18.9 | 17.3 | 21.3 | 25.8 | 25.8 | 23.6 | 27.7 | 29.4 | 23.1 |
| 1093 | Zhongshan China | 18.9 | 19.6 | 19.9 | 18.5 | 20.1 | 19.4 | 26.4 | 28.4 | 32.2 |
| 1094 | Hulunbeir China | 18.9 | 19.5 | 19.6 | 17.5 | 15.5 | 17.2 | 17.4 | 16.7 | 22.9 |
| 1095 |  Mbabane Eswatini | 18.9 | 15.8 | -- | -- | -- | -- | -- | -- | -- |
| 1096 | Komotini Greece | 18.9 | 13.1 | 13.3 | 2.1 | 13.7 | -- | -- | -- | -- |
| 1097 |  Old City Palestine | 18.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1098 |  Kłodzko Poland | 18.9 | 16.8 | 15.8 | -- | -- | -- | -- | -- | -- |
| 1099 | Sremska Mitrovica Serbia | 18.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 1100 | Balfour South Africa | 18.9 | 18.7 | 25.1 | 22 | 22.4 | 20.7 | -- | -- | -- |
| 1101 | Yeongju South Korea | 18.9 | 18.1 | 18.6 | 16.9 | 19.5 | 20.7 | 26.9 | 28.1 | 26.9 |
| 1102 | Mulliyavalai Sri Lanka | 18.9 | 26.4 | -- | -- | -- | -- | -- | -- | -- |
| 1103 | Chaiyaphum Thailand | 18.9 | 22 | 23.3 | 25.2 | 37.3 | -- | -- | -- | -- |
| 1104 | Pang Mu Thailand | 18.9 | 24.7 | 31.7 | 22.7 | -- | -- | -- | -- | -- |
| 1105 | Penaflor Chile | 18.8 | 20.6 | 10 | -- | -- | -- | -- | -- | -- |
