Open APIs

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• Aluesarjat statistical database data as spatial data

  Aluesarjat - Key figures enables the use of statistical data by sub-region of Helsinki using the open WFS interface. The statistics are based on the data in the Helsinki region...

  • WFS

• Nordstat: statistics on largest Nordic cities

  The Nordstat database, implemented in cooperation between the Nordic countries, contains basic statistics as time series on the largest cities and urban regions in the Nordic...

  • PXWEB
  • JSON

• Address API of Uusimaa

  You can use the address interface of Uusimaa to search for official addresses and their coordinates for the entire Uusimaa region. The interface provides the coordinates, postal...

  • JSON
  • XML

• Helsinki region statistics API

  The regional statistics interface enables the computerised retrieval of statistical data in Greater Helsinki’s Aluesarjat...

  • JSON
  • PXWEB

• The Issue Reporting API of the City of Helsinki

  Interface (API) to the City of Helsinki feedback system. Feedback from all City departments is published through the API, and can be used for example by businesses and other...

  • XML
  • JSON