Datasets

This dataset provides the orthophotographs of Kauniainen. API address:

• Municipalities

  WMS

Buildings in the Helsinki metropolitan area has been published on the basis of data from the regional basic register maintained by HSY for the municipalities Helsinki, Espoo, Vantaa and Kauniainen. For Espoo, the...

The confirmed city plan of Kauniainen is a combined map of the local detailed plans in force in the area of the City of Kauniainen. The confirmed city plan shows the planned land use as a combination of the city’s...

The data present car traffic volumes on Espoo's street and road network in spatial format. This is the average weekday (Mon to Fri) traffic volume (KAVL). It also shows the percentage of the daily traffic volume for...

Responses to the City of Vantaa’s 2024 residential survey. The Vantaa residential survey examined Vantaa residents’ satisfaction with housing, residential areas, accessibility of services and mobility. Resident...

In its area of operation, HSY provides for the distribution and sewage drainage of domestic water in accordance with the needs of community development. Within the water supply service area, the property must join the...

Monthly and annual averages of air pollution, concentrations comparable to norms, maximum hour values and data on the temporal representativeness of measurements in Uusimaa.

The dataset includes the voting results of participatory budgeting in Helsinki, compiled into an Excel file and anonymised so that individual participants cannot be identified. Data is available from the votes in...

The data includes the utilization information of outdoor gym devices in Hietaniemi, Paloheinä and Pirkkola (in Helsinki) outdoor gyms from the years 2021-2025. The data is no longer updated. The utilization rate of...

The dataset contains information on the purchase invoices of the Hospital District of Helsinki and Uusimaa (HUS). The file is a list of all procurements made by HUS. Each line of the file contains information about...

Carbon Sink Mapping of Helsinki Metropolitan Area. The data contains a report (in Finnish) and a GIS dataset. The GIS dataset shows the carbon storage in both soil and vegetation for each vegetated area.

Vantaa City Museum has made its photographic, artefact and archive material as well as its information on cultural environments available under open licence through the Finna service. There are different layers of...

The data includes information on the locations of intersections with traffic lights and warning light. The data is an interface-format geographic dataset. Through the interface, the dataset is available almost in real...

This dataset provides location data of junctions controlled by traffic lights in the city of Espoo. You can preview the data in the

The dataset depicts the first World War-era fortifications, as well as some details of the fortifications. The data is based on a survey commissioned by the Public Works Department of the City of Helsinki in 1996 of...

The 2026 lot price map includes the maximum land prices applicable in state-subsidised housing production (long-term interest subsidy) in the Helsinki metropolitan area for 2026, in accordance with Varke’s decision of...

The parking places in Helsinki have been digitised mainly for the area of the city centre and resident parking zones. The dataset includes, for example, data on the type of parking, any validity period, fee...

Responses to the Helsinki traffic safety survey for 2020 and 2024, open in the autumn of each year. The 2020 survey was prepared by the City of Helsinki's Urban Environment Department. The 2024 survey was prepared by...

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...

Map level shows real-time air quality as an index of air quality in the permanent and mobile measurement stations of the Helsinki Region Environmental Services (HSY). The measurement result is updated hourly. HSY...