Open APIs

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• Lot reserve in the Helsinki Metropolitan Area per block (SeutuRAMAVA)

  The dataset contains information on valid city plans in the Helsinki metropolitan area (Espoo, Helsinki, Kauniainen, Vantaa) in floor square metres, summed up at the block level...

  • WFS
  • WMS
  • SHP
  • TAB
  • KML
  • XLSX

• Helsinki metropolitan postal code areas

  The postal code areas of Helsinki metropolitan area has been produced at HSY together with the cities of Helsinki, Espoo and Vantaa. The data contains precise area boundaries...

  • WFS
  • WMS
  • SHP
  • TAB
  • XLSX
  • KML

• Building information grid of the Helsinki metropolitan area

  The building information grid contains grid-based data on the number, floor area and purpose of use of buildings as well as area density in the Helsinki metropolitan area. Data...

  • WFS
  • WMS
  • SHP
  • TAB
  • KML

• Lot reserve in the Helsinki Metropolitan Area (SeutuRAMAVA)

  SeutuRAMAVA contains data on lot reserve based on the reserve of legally valid city plans in the Helsinki metropolitan area. The data has been calculated for the data by...

  • WFS
  • SHP
  • TAB
  • KML
  • XLSX
  • CSV

• Population grid of Helsinki metropolitan area

  The population grid contains grid-based data on the population total, age distribution and occupancy rate of the Helsinki metropolitan area. The material covers the years...

  • WFS
  • WMS
  • SHP
  • TAB
  • KML