Open data service

Making better use of public data in the Helsinki region

Local government 45

Culture and recreation 65

Traffic and tourism 97

Constructed environment 136

Economy and taxation 33

Health and social services 25

Jobs and industries 31

Environment and nature 105

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tullinpuomi.fi

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Recently updated data

Concerts of Helsinki Philharmonic Orchestra 1882-

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 data may also occur. The name of the orchestra has been Helsingin Orkesteriyhdisty...

Helsinki Metropolitan Area service register REST API

Helsinki Metropolitan Area (Helsinki, Espoo, Vantaa and Kauniainen) service register REST API. The interface offers possibilities to make queries and use the data in the Helsinki, Espoo, Vantaa and Kauniainen Service Register. The interface has been developed in accordance with the REST models and y...

Lot reserve in the Helsinki metropolitan area by postal code area (SeutuRAMAVA)

The dataset contains information on the city plan reserve situation, or lot reserve, in the Helsinki metropolitan area, summed up in postal code areas. The data has been calculated from valid city plans in floor square metres (based on the SeutuRAMAVA dataset calculated by HSY). The postal code area...

Statistical Yearbook of Helsinki

The Statistical Yearbook provides a varied, statistics-based description of Helsinki and its residents. Many of the tables also present comparative data from the rest of the Helsinki Metropolitan Area, the Helsinki Region and Finland as a whole. Moreover, the yearbook contains a chapter on major cit...

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Latest updates

Concerts of Helsinki Philharmonic Orchestra 1882-

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 data may also occur. The name of the orchestra has been Helsingin Orkesteriyhdisty...

Helsinki Metropolitan Area service register REST API

Helsinki Metropolitan Area (Helsinki, Espoo, Vantaa and Kauniainen) service register REST API. The interface offers possibilities to make queries and use the data in the Helsinki, Espoo, Vantaa and Kauniainen Service Register. The interface has been developed in accordance with the REST models and y...

Lot reserve in the Helsinki metropolitan area by postal code area (SeutuRAMAVA)

The dataset contains information on the city plan reserve situation, or lot reserve, in the Helsinki metropolitan area, summed up in postal code areas. The data has been calculated from valid city plans in floor square metres (based on the SeutuRAMAVA dataset calculated by HSY). The postal code area...

Statistical Yearbook of Helsinki

The Statistical Yearbook provides a varied, statistics-based description of Helsinki and its residents. Many of the tables also present comparative data from the rest of the Helsinki Metropolitan Area, the Helsinki Region and Finland as a whole. Moreover, the yearbook contains a chapter on major cit...

Geospatial dataset for the micromobility permit in Vantaa

The geospatial dataset for the micromobility permit in Vantaa currently includes four datasets. In summer 2026, the dataset will be expanded to include mandatory parking zones and designated parking spots. Low-speed zones In low-speed zones, the speed limit for shared e-scooters is 10 km/h. The spee...

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 (SeutuRAMAVA by block). The data includes areal geometries formed from the plan units valid in the Helsinki metropolitan a...

City of Vantaa procurements

The data includes the purchases of services, materials, supplies and goods by the City of Vantaa since 2012. The dataset includes the purchase invoice information of all the City of Vantaa’s divisions, municipal enterprises and funds. The data has been extracted from the city’s accounting system at...

Gross floor area of housing in new city plans for the Helsinki region 2024-2025

City plans that were approved and came into force in 2024 and 2025 are a geographic dataset containing areal geometries. The data contains the delimitations of those city plans that indicate residential floor area. HSY (Helsinki Region Environmental Services) has collected the data from the municipa...