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European Green Leaf Award - Winning cities

The European Green Leaf Award is open to all towns and cities from the EU Member States with a population of 20,000 and up to 99,999 inhabitants. The Rules of Contest for the latest cycle of the European Green Leaf Award are available here. The Rules of Contest must be followed in order for applicant cities to submit eligible applications.

At the heart of every winning city, there are citizens.

To best support and inspire you in your green transition, we would like to share citizen's diaries, stories and good practice factsheets. We hope they will motivate and mostly empower you in your daily life. You can find them here.

Aerial view of the city of Assen

Once a quiet northern city surrounded by Drenthe’s green landscapes, Assen is now leading a people-centred sustainability movement. Guided by a vision to become the happiest city in the Netherlands, it links well-being, health and climate action through community-led innovation — from children’s air

Aerial view of the city of Siena

Steeped in history and tradition, Siena is turning its medieval soul into a blueprint for modern sustainability. Guided by its unique contrade neighbourhoods, the city channels community pride and civic participation into green innovation — from reusing medieval water channels for climate-smart irri

a street in the centre of Águeda with colourful umbrella hanging between buildings

As a European Green Leaf winner for 2026, Águeda demonstrates how a city can seamlessly blend economic growth, cultural vitality and environmental stewardship to create a vibrant, sustainable future for its residents and beyond.

Aerial view of Vaasa

Recognised for its exemplary integration of energy use into education activities, Vaasa empowers its young citizens with the tools and knowledge to contribute to a sustainable future. As a European Green Leaf winner for 2026, Vaasa is a strong example of how innovation, collaboration and a deep resp

Winning city - Treviso 2025

With a population of almost 94,000 inhabitants, Treviso is a vibrant city, now recognised as sustainable example among small European cities.

Winning City - Viladecans 2025

Viladecans is approaching environmental commitment through a multi-level approach in a very convincing and joyful way and is focusing its whole strategy for their year as European Green Leaf winner on two main pillars: the ecological transition and promotion of a healthy lifestyle.

Elsinore_Map

The motto of its Green Leaf year is “sharing is caring”, with citizens and local businesses involved in achieving a green transition.

Velenje_Map

Velenje was one of the first cities in Slovenia to install a separate waste collection system and has been improving waste management ever since.

Landscape Valongo Iconic Photo

Valongo is located in the North of Portugal, District of Porto and is part of the Metropolitan Area of Porto.

Landscape Winterswijk Iconic Photo

Winterswijk is located in the East of the Netherlands and provides space for a total of 28,852 inhabitants.

Landscape Gabrovo Iconic Photo

The City of Gabrovo is recognised as a frontrunner in climate and energy initiatives in Bulgaria, having reduced CO2 emissions by 32.9% by 2018 and receiving accolades such as the European Green Leaf Award in 2021.

Landscape Lappeenranta Iconic Photo

Lappeenranta is a municipality located in south-eastern Finland with its urban centre situated on the shores of Lake Saimaa.

Amazing landscape with a church by the Shannon river in Limerick, Ireland

Limerick City, located in the west of Ireland, approximately 200 kilometres from Dublin, is rich in history and poised for a dynamic future.

Chimenea ornamental en unos jardines, Cornellá de Llobregat, Barcelona

Cornellà de Llobregat is a municipality situated within the metropolitan area of Barcelona. With a dense urban landscape and approximately 90 000 residents, the city faces air quality and biodiversity conservation challenges. 

Church of Our Lady of the Assumption (Onze Lieve Vrouw ten Hemelopneming kerk) Grubbenvorst is a village in the Dutch province of Limburg, The municipality of Horst aan de Maas, Venlo, Netherlands.

Horst aan de Maas, located in the Limburg province of the southern Netherlands, comprises 16 distinct urban centres, which requires strong collaboration between public authorities, organisations and local residents.

Oude Markt (Old Square) in Leuven, Belgium

Leuven, the vibrant capital of the Vlaams-Brabant province in Belgium, is home to 98 591 residents representing over 150 nationalities.

 A scenic and wooden pier in Växjö, Sweden.

The city earned the European Green Leaf 2018 title due to its past and current practices of utilising biomass for district heating, preserving natural areas, and promoting urban agriculture.

Aerial view on Galway city and river Corrib, Boats practicing, sunset time, Cloudy sky, Ireland, West coast.

The Irish city of Galway was awarded the European Green Leaf for 2017 in the second year of this competition, which recognises cities for their commitment to achieving better environmental outcomes.