303,085 datasets indexed1,419 publishers
Open Data IndexThe index of open data about the Netherlands
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Province

Provincie Fryslân

Province. Publishes map layers through its own ArcGIS server (geoportaal.fryslan.nl), including the Provincial GeoRegister.

www.fryslan.frl

fryslan.frl
Screenshot of fryslan.frl
739datasets in our index
100%with an API or map service in the metadata
1sources explained
1examples with their data

What they publish

Counted across all indexes we harvest; modified between January 2002 and 9 September 2026.

Where it is

  • Geoportaal Provincie Fryslân563
  • data.overheid.nl88
  • Nationaal Georegister88

Formats

PBF563ARCGIS REST563JSON563GEOJSON557WFS170WMS152JPEG82FILE GEODATABASE FEATURE CLASS43SDE FEATURE CLASS37SHAPEFILE1

Subjects (per the publisher)

Themas209ProvinciaalGeoRegister91maatschappij55Cultuur en recreatie55Natuur en milieu34natuur en milieu34Bodem21Geo wetenschappelijke data21

Sources explained

Fryslân Province geoportal (ArcGIS REST)

Provincie FryslânNetherlands, feature (province of Fryslân)

The ArcGIS server of the province of Fryslân, with services in the root and in the folders Themas, ProvinciaalGeoRegister, GOG and Basemaps. On 16 October 2026 our index held 563 layers, together almost 9 million features. They include large survey files (3,646,306 water depth measurements in lakes, 2019 to 2021), the nature management plans per year since 2019, nitrogen deposition per hexagon and 6,694 buildings from the inventory of recent architecture (1850-1940). About one in ten layers is also in the National Georegister.

OpenAPIMap layerClimate and environmentHousing and landTraffic and transport
Reachable
yearly

Examples with their data

Recent architecture (1850-1940) in Fryslân by category: most houses and housing complexes (3,666 buildings and objects), then farms, mills and businesses and religious buildings

Housing and land · oktober 2026

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