Share of the cadastral surface area that is not artificially developed in the cadastral and not unknown surface area to the administrative entity (region, province, district and municipality) for Wallonia

The average household size of private households by administrative unit (region, province, district and municipality) for Wallonia.

The national wastewater-based epidemiological surveillance of psychoactive substances monitors the presence of various psychoactive substances in several wastewater treatment plants across Belgium. This dataset contains the results per treatment plant since the beginning of the surveillance in 2025. The results consist of the psychoactive substances concentrations over time as well as other data needed for the interpretations such as the flow rates of the treatment plants and the population covered.

The number of inhabitants according to official statistics per age group of 5 years and gender by administrative entity (region, province, district and municipality) for Wallonia.

The number of inhabitants according to official statistics by age group (<20 years, >=65 years, >=80 years) and by administrative entity (region, province, district and municipality) for Wallonia.

Distribution of real estate assets - real estate companies corresponds to the dataset relating to the distribution of real estate assets owned by legal entities such as recorded by the FPS Finance for tax purposes. This dataset is composed of eight classes. The first class mentions, at national level, for each cadastral income bracket, the number of legal entities with real estate activity (according to the NACE nomenclature) and with real estate capital valued in the relevant bracket as well as the total and median cadastral income of the parcels held by these entities. The assessment of the cadastral income takes into account the shares actually held. The second class includes this information at the level of the three regions. The following classes do the same at the level of provinces, districts, municipalities, land register divisions and statistical sectors. The last class includes this information at the level of the countries for the legal entities which are not settled in Belgium but wich are nevertheless reigstred at the Carrefour Banque of the Entreprises.The dataset can be freely downloaded as a zipped CSV.

Inheritances corresponds to the dataset describing declarations of estate and the value of the assets included therein. This dataset is composed of five classes. The first class includes, at the national level, by age group, gender, and type of property, the number of deceased persons, the total value of the property, the median value of the property, the 25th and 75th percentiles of the value of the property, and the standard deviation of the value of the property. The second class includes this information at the level of the three regions. The following classes do the same at the level of provinces, districts, and municipalities. The geographical distribution is based on the deceased's tax domicile. Since January 1, 2015, the FPS Finance is no longer responsible for the estates of deceased persons with a tax domicile in Flanders. Only data for tax domiciles located in the Walloon Region and the Brussels-Capital Region are included in the dataset. The dataset can be downloaded free of charge in zipped CSV format.

Land register plan - situation on January 1st corresponds to the dataset of land register from the reference database for the land register data CadGIS. The land register plan is one of the elements that make up the patrimonial documentation. It is defined as “the graphic representation and assembling on a plan of all the cadastral plan parcels of the Belgian territory”. A plan parcel, such as defined in Article 2 of the Royal Decree of 30 July 2018, is a part of Belgian territory, geographically delimited and identified by the General Administration of Patrimonial Documentation on the land register plan, which corresponds to the ground surface area of one or more patrimonial cadastral parcel(s) (real estate property as mentioned in Article 472 of the 1992 Income Tax Code in respect of which the cadastral income is fixed). This dataset corresponds to the legal situation as defined on 1 January of the reference year. It is composed of thirteen geometric classes and one class without geometry. The first class includes the cadastral plan parcels present in the corresponding administrative unit. The second class includes the buildings managed by the General Administration of Patrimonial Documentation, the third class includes the buildings managed by the regions, the fourth class includes equipment and tools, the fifth class includes water bodies, the sixth class includes cadastral blocks, the seventh, easements and paths, the eighth, toponymic lines, the ninth, toponymic points, the tenth, property boundaries, the eleventh, parcel numbers, the twelfth, cadastral divisions, and finally, the thirteenth, cadastral limits. The class without geometry corresponds to the table of tax situations. The dataset can be freely downloaded as a zipped shapefiles.

Characteristics of the cadastral parcels - Land use corresponds to the dataset describing the cadastral nature of the parcels such as recorded by the FPS Finance for tax purposes. This dataset is composed of seven classes. The first class shows, at the national level, for each type, the number of parcels, their cadastral income and their total surface area, as well as the median cadastral income of the plots. The second class includes this information at the level of the three regions. The following classes do the same at the level of provinces, arrondissements, municipalities, cadastral divisions and statistical sectors. The dataset can be freely downloaded as a zipped CSV.

Real estate leases - annual version corresponds to the dataset describing leases on real estate items as recorded for registration purposes by the FPS Finance. This dataset is composed of five classes. The first class shows, at the national level, for each type of lease, the number of leases registered, the nature of the parties concerned by the contract and the median rent of the properties concerned. The second class includes this information at the level of the three regions. The following classes do the same at the level of provinces, arrondissements, municipalities. The dataset can be freely downloaded as a zipped CSV.