Datasets

Income and expenditure of the City of Helsinki since 2009 according to the financial statements. The content of the datasets in CSV and Excel format is almost the same. The annually updated Excel files contain...

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,...

NOTE: The API is currently not in use due to renewal of the information system. The renewed API is scheduled to be published in 2024. An API to the City of Helsinki digital feedback system. The API allows requesting...

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...

Map of the City of Helsinki from 1925. The map shows the city districts and quarters, public buildings, built and non-built areas, parks and plantings. The railway and the city’s 12 tram lines can also be seen on the...

A bilingual map of the City of Helsinki from 1917–18. The map shows the districts, quarters, factory quarters and address numbers, as well as railways, tram lines and ship routes. In addition, the map shows the...

The unimplemented plan for the Munkkiniemi community and Haaga kauppala from 1929. The map shows the plots sold and rented, as well as the built and non-built plots. The map scale is 1:8000 and the image resolution...

Map of the City of Helsinki from 1925 prepared by the Town Planning Department of the City of Helsinki Construction Office. The map shows public buildings, built and non-built areas, parks, plantings and tram lines....

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...

Detailed plan map of the Kulosaari villa town from 1917. The new plan shown on the map shows the proposed connections to the mainland, i.e. bridges over Vanhankaupunginselkä and Kulosaarensalmi. The street network has...

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 (12/2023): OpenAhjo is not in production, so the up-to-dateness or availability of its data cannot be guaranteed. You can search for public decision data for the City of Helsinki in a structured form in the City...

Tourist map prepared for the 1940 Helsinki Olympics (file Helsingin matkailijakartta 1940.TIF). The map shows the venues for the Olympic Games, for example. The reverse side of the map contains location and attraction...

Map of the City of Helsinki and its areas from 1909 prepared by the City of Helsinki construction office. The map covers the entire urban area at the time and the city-owned land nearby. The map scale is...

C. H. Nummelin’s small address and travel map of Helsinki from 1876 In the north, the map extends to the “alpine pavilion” and the “water tank”. The map contains the names and numbers of the quarters and the public...

In 2012, the City of Helsinki’s construction service Stara introduced an electronic production control system, which produces GPS location information about the work done. In February 2013, Stara started an open data...