The Sinetti archive information system operated by the City of Helsinki Archives provides collection data from archived documents of the City of Helsinki. The document collections mostly comprise permanently retained, archived documents created as a result of the activities of the City’s former agencies and departments and its current divisions. In addition, the Sinetti service has more than 1.6 million pages of documents from the City of Helsinki, including 20,000 drawings, 10,000 maps, city government reports and more. Materials are digitized and added to the service all the time.

Information on the Sinetti system can also be found in the national Finna service. At the time of publication (May 2022), more than 200,000 records from the Helsinki City Archives can be found in Finna. The Finna service operated by the National Library has an [open interface] ( through which you can search the materials of the City Archives.

Digitized data may be accessed under the [CC BY 4.0] ( license. Images can be downloaded and used freely and free of charge, as long as you mention the name of the drawing/map, the author, and the site from which the file was downloaded.

Data and Resources

Additional information

Administrator Helsingin kaupunginarkisto
Administrator's webpage
Published 30.05.2022
Update frequency
More information
Data collections
Geographical coverage
License Creative Commons Attribution 4.0
How to reference Source: Materials of Helsinki City Archives. The maintainer of the dataset is Helsingin kaupunginarkisto. The dataset has been downloaded from Helsinki Region Infoshare service on 2023-12-03 20:38:00.207129 under the license Creative Commons Attribution 4.0.
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