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3-30-300

Language: English

The 27 EU capitals

How green is your capital?

The 3-30-300 rule asks for three trees in view from every home, 30% tree canopy around it and a park within a 300 m walk. We checked it for every home in the 27 EU capitals.

  • 3 trees in view
  • 30% canopy around
  • 300 m to a park

Start hereClick a capital on the map, or a row in the ranking

Helsinki leads the way.

About 1 in 10 of its residents meet all three rules.

Residents meeting all 3 rules 2 1 none

  1. Helsinki, rank 1: 12% of residents meet all three rules, 28% meet two, 42% one and 18% none
  2. Stockholm, rank 2: 11% of residents meet all three rules, 28% meet two, 43% one and 18% none
  3. Tallinn, rank 3: 6% of residents meet all three rules, 17% meet two, 35% one and 43% none
  4. Vilnius, rank 4: 5% of residents meet all three rules, 24% meet two, 32% one and 40% none
  5. Berlin, rank 5: 5% of residents meet all three rules, 20% meet two, 39% one and 36% none
  6. Budapest, rank 6: 4% of residents meet all three rules, 16% meet two, 40% one and 40% none
  7. Prague, rank 7: 4% of residents meet all three rules, 17% meet two, 43% one and 36% none
  8. Zagreb, rank 8: 4% of residents meet all three rules, 15% meet two, 34% one and 48% none
  9. Bratislava, rank 9: 4% of residents meet all three rules, 15% meet two, 34% one and 48% none
  10. Riga, rank 10: 3% of residents meet all three rules, 12% meet two, 31% one and 53% none
  11. Luxembourg, rank 11: 3% of residents meet all three rules, 20% meet two, 37% one and 39% none
  12. Sofia, rank 12: 3% of residents meet all three rules, 14% meet two, 37% one and 46% none
  13. Vienna, rank 13: 2% of residents meet all three rules, 11% meet two, 40% one and 47% none
  14. Warsaw, rank 14: 2% of residents meet all three rules, 10% meet two, 36% one and 52% none
  15. Ljubljana, rank 15: 1% of residents meet all three rules, 10% meet two, 29% one and 61% none
  16. Brussels, rank 16: 1% of residents meet all three rules, 7% meet two, 38% one and 54% none
  17. Bucharest, rank 17: 1% of residents meet all three rules, 4% meet two, 26% one and 69% none
  18. Amsterdam, rank 18: 0% of residents meet all three rules, 5% meet two, 32% one and 62% none
  19. Paris, rank 19: 0% of residents meet all three rules, 4% meet two, 31% one and 64% none
  20. Madrid, rank 20: 0% of residents meet all three rules, 6% meet two, 50% one and 44% none
  21. Athens, rank 21: 0% of residents meet all three rules, 2% meet two, 35% one and 63% none
  22. Rome, rank 22: 0% of residents meet all three rules, 3% meet two, 42% one and 55% none
  23. Lisbon, rank 23: 0% of residents meet all three rules, 2% meet two, 44% one and 54% none
  24. Copenhagen, rank 24: 0% of residents meet all three rules, 7% meet two, 43% one and 50% none
  25. Dublin, rank 25: 0% of residents meet all three rules, 3% meet two, 36% one and 61% none
  26. Nicosia, rank 26: 0% of residents meet all three rules, 2% meet two, 24% one and 74% none
  27. Valletta, rank 27: 0% of residents meet all three rules, 1% meet two, 34% one and 65% none