Global CityIntelligence

Ranking

Cleanest Air Cities

A health-oriented comparison of city air-quality scores using WHO-centered pollutant interpretation. Cleanest Air Cities compares 4444 indexed cities.

Last updated
2026-05-16
Data year
2025
Cities ranked
4444
Ranking type
Clean Air

Visual summary

Lightweight visual summary of the top entries in this ranking. The full table below stays the source of truth and links into every city profile.

Visual summary of Cleanest Air Cities

Visual summary

Clean Air

Directional ranking context based on the platform's structured indicators. Not an official government ranking. The ranking table below is the source of truth.

  1. #190/100
  2. #289/100
  3. #389/100
  4. #489/100
  5. #589/100
  6. #689/100
  7. #789/100
  8. #888/100
  9. #988/100
  10. #1088/100

Visual summary shows the top 10 of 4444 cities. See the full ranking table below for every entry.

Ranking table

Ranking rows link directly to city profile pages, keeping comparisons useful for users and crawlable for search engines.

Cleanest Air Cities table
RankCityScoreWhy it ranks here
#1ReykjavikIceland90/100Clean-air score 90/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#2KirkkonummiFinland89/100Clean-air score 89/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#3KlaukkalaFinland89/100Clean-air score 89/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#4RaaheFinland89/100Clean-air score 89/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#5HammerfestNorway89/100Clean-air score 89/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#6Kristiansund MunicipalityNorway89/100Clean-air score 89/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#7LørenskogNorway89/100Clean-air score 89/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#8CopenhagenDenmark88/100Clean-air score 88/100 informed by who-air, eea-air.
#9ZurichSwitzerland88/100Clean-air score 88/100 informed by who-air, eea-air.
#10HelsinkiFinland88/100Clean-air score 88/100 informed by who-air, eea-air.
#11WellingtonNew Zealand88/100Clean-air score 88/100 informed by who-air.
#12UusikaupunkiFinland88/100Clean-air score 88/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#13VarkausFinland88/100Clean-air score 88/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#14RaisioFinland88/100Clean-air score 88/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#15HankoFinland88/100Clean-air score 88/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#16OsloNorway87/100Clean-air score 87/100 informed by who-air, eea-air.
#17SchaffhausenSwitzerland87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#18BellinzonaSwitzerland87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#19VeveySwitzerland87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#20StansSwitzerland87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#21KirunaSweden87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#22HeinolaFinland87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#23KøgeDenmark87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#24Hamar MunicipalityNorway87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#25BodøNorway87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#26Huddinge MunicipalitySweden87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#27IkastDenmark87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#28EnköpingSweden87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#29KauniainenFinland87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#30Stavanger/SandnesNorway87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#31EslövSweden87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#32MoraSweden87/100Clean-air score 87/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#33Ponta DelgadaPortugal86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#34EspooFinland86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#35AucklandNew Zealand86/100Clean-air score 86/100 informed by who-air.
#36VancouverCanada86/100Clean-air score 86/100 informed by who-air.
#37StockholmSweden86/100Clean-air score 86/100 informed by who-air, eea-air.
#38PerthAustralia86/100Clean-air score 86/100 informed by who-air.
#39MartignySwitzerland86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#40MölnlyckeSweden86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#41LillehammerNorway86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#42Molde MunicipalityNorway86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#43LarvikNorway86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#44HärnösandSweden86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#45LidingöSweden86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#46KarlskogaSweden86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#47NakskovDenmark86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#48VordingborgDenmark86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#49VadsøNorway86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#50KumlaSweden86/100Clean-air score 86/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#51AmsterdamNetherlands85/100Clean-air score 85/100 informed by who-air, eea-air.
#52SionSwitzerland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#53SolothurnSwitzerland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#54AltdorfSwitzerland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#55GlarusSwitzerland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#56SavonlinnaFinland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#57NokiaFinland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#58HolstebroDenmark85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#59IisalmiFinland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#60HørsholmDenmark85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#61TuusulaFinland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#62YlöjärviFinland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#63TønderDenmark85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#64KatrineholmSweden85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#65GrimstadNorway85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#66SträngnäsSweden85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#67SastamalaFinland85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#68OskarshamnSweden85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#69NynäshamnSweden85/100Clean-air score 85/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#70GuardaPortugal84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#71LucerneSwitzerland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#72TromsoNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#73ViennaAustria84/100Clean-air score 84/100 informed by who-air, eea-air.
#74SeattleUnited States84/100Clean-air score 84/100 informed by who-air, epa-naaqs.
#75MelbourneAustralia84/100Clean-air score 84/100 informed by who-air.
#76BrisbaneAustralia84/100Clean-air score 84/100 informed by who-air.
#77CanberraAustralia84/100Clean-air score 84/100 informed by un-habitat, nasa-power, who-air, ipcc-urban.
#78GenevaSwitzerland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#79BaselSwitzerland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#80HobartAustralia84/100Clean-air score 84/100 informed by un-habitat, nasa-power, who-air, ipcc-urban.
#81AarhusDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#82TampereFinland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#83DelémontSwitzerland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#84LocarnoSwitzerland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#85UsterSwitzerland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#86ViborgDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#87FrederikshavnDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#88KemiFinland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#89AabenraaDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#90SvendborgDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#91ValkeakoskiFinland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#92Haugesund MunicipalityNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#93HaldenNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#94BillundDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#95PorsgrunnNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#96FrederiksværkDenmark84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#97LoviisaFinland84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#98Ullensaker MunicipalityNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#99Karmøy MunicipalityNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.
#100Elverum MunicipalityNorway84/100Clean-air score 84/100 informed by un-habitat, eea-air, nasa-power, ipcc-urban.

Full ranked list (1014444)

Methodology and interpretation

The clean-air ranking emphasizes PM2.5, PM10, nitrogen dioxide, ozone, monitoring confidence, and policy context. Cleanest Air Cities compares 4444 indexed cities, with Reykjavik at the top of the table at 90/100. Each row links directly to the relevant city profile so users can step from comparison into module-level context. Data year 2025; last updated 2026-05-16. Drawn from 3 institutional references.

Rankings are directional intelligence, not official government scores. Each entry links to a city profile where users can inspect module-level context, source blocks, and data tables. See the read the scoring methodology for the underlying scoring model.

Structured indicators on this page are directional and intended for orientation. Verified datasets are being integrated; official sources should be used for critical decisions.

Sources

3 institutional references inform this view, listed below with reliability notes. Structured indicators on this page are directional and intended for orientation; verified datasets are being integrated and official sources should be used for critical decisions.