Datasets

The regional address catalogue contains information about the addresses and place names of properties and plan units located in the area (so-called zero address). The information in the regional address catalogue is...

Buildings in Vantaa as polygons. Rows with no property identifier are structures or buildings for which no other information is available than building area information. The dataset is in MapInfo (TAB) format, and...

The dataset includes the language choices of pupils in comprehensive schools maintained by the City of Helsinki (A1, A2, B1 and B2 languages) by school on 20 September according to the statistics from 2012 onwards....

The dataset includes the numbers of pupils and students in comprehensive schools, upper secondary schools and vocational institutions maintained by the City of Helsinki by school on 20 September according to the...

The dataset includes the number of pupils and students in basic education and general upper secondary education by school and grade on 20 September according to the statistics from 2012 onwards. The statistics for...

This dataset provides various statistics derived from district reports of the City of Espoo.

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...