Medellín (Latin America & the Caribbean)
Population: 4,126,554
GDP: 13,643 USD
Functional Urban Area: 953 km2
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Context

Medellín, Colombia's second-largest city, is at the core of the Metropolitan Area of the Aburrá Valley, a legally established metropolitan authority comprising ten municipalities. This entity facilitates coordinated urban planning, transportation, and environmental management across the metropolis, promoting integrated development and service delivery.

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Key findings

Medellín sets the bar for regional sustainability and accessibility. With CO₂ emissions per capita at 0.22 metric tons in 2020, Medellín’s CO₂ emissions show a modest 5% increase since 1975, leading Latin American cities. The city’s greenness index of 0.5 in 2025 and public transport accessibility of 99% also represent the best regional performance, showcasing Medellín’s efforts towards building sustainable and livable urban environments.

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Indicators at a glance

Explore Medellín’s strengths in:

  • Resilience,
  • Inclusion,
  • Governance and
  • Innovation.

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Plans & Strategies

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