Datasets

The address list contains the official addresses and their location coordinates for buildings, unbuilt construction sites and parks in the area of Vantaa. The dataset is updated every week. More detailed description...

This dataset provides information on buildings as polygons in Espoo. Weekly updating, position-accurate buildings are available in the WMS and WFS interfaces. In the data available in the WMS interface, the area...

This dataset is updated annually. It provides time series of the most important statistics and phenomenons in Vantaa and its districts.

Income and expenditure of the City of Helsinki since 2009 according to the financial statements. The annually updated Excel files contain one-year totals by organisation and account. Some departments are missing from...

Income and expenditure of the City of Kauniainen according to the financial statements and the budgets since 2012. The City of Kauniainen does not have any municipal enterprises or cost centres separated in...

The locations of crossings with traffic lights in Helsinki, Espoo, Vantaa and Kauniainen. Data regarding Kauniainen is available as a file. Other cities' data is available through APIs: Data of Espoo:...

Concerts performed and organised by Helsinki Philharmonic Orchestra (HPO) and the works performed since 1882. The dataset is updated twice a year. In connection with the update, changes and additions to the historical...

Population of Vantaa contains the most important population data concerning the whole city and its districts. It includes data, for example, on the age and gender structure of the population, native languages,...

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 actors. Currently (2025), only less than...

Women and Men in Helsinki is a publication which provides statistical data on women and men as well as their living conditions in Helsinki via tables and graphs. Some tables include comparisons with municipalities...

Income and expenditure of the City of Espoo by account and cost centre according to the financial statements starting from 2011. The dataset includes information on the sectors, municipal enterprises and balance...

Statistical tables of the Helsinki by District annual publications. Helsinki by District is a statistical handbook that describes not only the history and current appearance of the areas, but also the future trend...

The database of addresses of Helsinki maintains information about the addresses and place names of properties and plan units located in the area of Helsinki. The street names and other names are in both Finnish and...

NOTE (12/2024): The OpenAhjo API, launched in 2015, has reached the end of its technical lifecycle and has been closed. A replacement API solution providing open data on decisions is planned, but there is no estimate...

Note (10/2024): Due to updates, the API is currently not operational. In 2012, the City of Helsinki’s construction service Stara introduced an electronic production control system, which produces GPS location...

Helsinki City Library’s statistics for different years on library card users by gender and age group. The time series starts from 2007. Users of the library card include customers who, during the year, have:...

Statistics on the acquisition, removal, collections, circulation and loans of material at the city library of Helsinki.

Solar energy map of Espoo. The report analysed the amount of solar radiation falling on the roof surfaces of all buildings in Espoo. The analysis was carried out using a three-dimensional model based on laser scanning...

The geoenergy map portrays the suitability of soil and bedrock for geoenergy production. The map is based on soil maps of the City of Espoo, soil and bedrock data of the Geological Survey of Finland, map data of the...

Monthly number of dwelling inspection requests at the Environmental Services in Helsinki since 1994. The dwelling inspection activities are based on the investigation of the realisation of the health requirements and...