Image: Metropolis

With almost 140 member cities, Metropolis is the world’s largest network of megacities and capital cities. Its primary goal is to enable cities to learn from each other, in the interest of constant improvement of quality of life for the population of large cities and megacities. The Governing Mayor of Berlin has been President of Metropolis since August 2018. Berlin’s involvement in Metropolis is coordinated by the Senate Department for the Environment, Transport and Climate Protection.

More information can be found at

Previous activities
In April 2015 Governing Mayor of Berlin Michael Müller spoke in Nairobi at the second conference held in preparation for HABITAT III. As co-president of the Metropolis city network, he advocated giving the cities a greater voice. You can see a video of his speech in English on the United Nations website; the press release is available here.

In May 2015 Metropolis adopted the joint declaration proposed by the Governing Mayor of Berlin on the UN Habitat Summit. More information is available in the press release.

The UN Habitat III conference was held in October 2016. In the interest of giving the cities a platform for exchange prior to this conference and helping them to make an active contribution to the New Urban Agenda of the United Nations, Germany’s Minister for Economic Cooperation and Development, Dr. Gerd Müller, and the Governing Mayor of Berlin hosted the German Habitat Forum here in Berlin from 1 to 2 June 2016. More than a thousand people from politics, business, academia, and civil society took part in the Forum. You can read the joint press release issued by the German Ministry for Economic Cooperation and Development and the Governing Mayor of Berlin here. More information on the German Habitat Forum is available at

You can download the “Berlin Recommendations,” which were the outcome of the Forum, as a PDF file below.

Berlin Recommendations for the Cities of Tomorrow

PDF-Document (242.3 kB)

German Habitat Forum 2016

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From 14 to 19 October 2016, Governing Mayor Michael Müller was in Bogota, Columbia, and Quito, Ecuador, also in his capacity as co-president of Metropolis. In Bogota he deliberated with other mayors on the New Urban Agenda at the 5th UCLG World Congress and helped elect a new president for UCLG, Metropolis’s umbrella organization; in Quito he spoke at the Second World Assembly of Local and Regional Governments at HABITAT III and took part in the United Nations special session on housing as a speaker.

In Quito the United Nations adopted a New Urban Agenda at HABITAT III, the 3rd UN Conference on Housing and Sustainable Development, from 17 to 20 October 2016. The Governing Mayor’s trip was aimed at giving the cities a greater voice in the New Urban Agenda process. Along with Berlin, hundreds of other cities sent high-ranking representatives to Quito and were able to join forces in presenting their concerns. The World Mayors Assembly was one event at which the Governing Mayor spoke; you can hear the speech on the United Nations Website (starting at minute 15:25). You can find more information in the Senate Chancellery press release or the press release from the Senate Department for Urban Development and the Environment.

Governing Mayor Michael Müller welcomed the HABITAT III Youth Advisory Board to the Berlin Town Hall on 15 February 2017. These young people had come to Berlin from all over the world at the invitation of the United Nations Association of Germany. You can find out more about them and their visit here.

In a contribution to, the Governing Mayor explains his commitment to working with Metropolis and recalls the visit to Berlin made by the Habitat III Youth Advisory Board.

During the XII Metropolis World Congress, which was held in Montreal, Canada, in June 2017, Berlin initiated a structure for cooperation called the “Cities Sustainability Collaboratory.” You can find a detailed report on the Governing Mayor’s trip to Montreal in the press release, while more information on the Cities Sustainability Collaboratory is available on the website of the Senate Department for Urban Development and Housing.

You can download the “Declaration” as a PDF file below.

See News for planned activities and events. Events that have already taken place can be found under Retrospective.