README

Administrative Areas (Bestuurlijke Gebieden)

Name: Dutch Portolan Demo
Creator: Chris Holmes

The official administrative boundaries of the Netherlands: 342 municipalities (gemeenten), 12 provinces (provincies), and 1 national territory (landgebied). Updated annually on January 1st to reflect municipal mergers. Published by Kadaster via PDOK. This is the authoritative reference dataset for Dutch administrative boundaries — CBS municipality/province codes from this dataset are used across all Dutch government data. 2026 edition.

AI/Agent users: See llms.txt for field descriptions, query examples, and usage tips.

Spatial Coverage

Bounding Box: [3.205182, 50.733413, 7.244186, 53.582785]

Temporal Coverage

Start: 2026-01-01

Schema

Column	Type	Description
fid	int64	Internal feature ID
identificatie	string	CBS code — 4-digit municipality code, province identifier, or country identifier
naam	string	Name of the administrative area
code	string	Prefixed code: GM0363 (gemeente), PV27 (provincie), LND6030 (land)
ligt_in_provincie_code	string	Province code (gemeentegebied only)
ligt_in_provincie_naam	string	Province name (gemeentegebied only)
ligt_in_land_code	string	Country code (provinciegebied only)
ligt_in_land_naam	string	Country name (provinciegebied only)
geometry	binary	Boundary polygon in EPSG:28992 (RD New), WKB encoded

Files

File	Format	Description
gemeentegebied.parquet	GeoParquet	342 municipal boundaries
provinciegebied.parquet	GeoParquet	12 provincial boundaries
landgebied.parquet	GeoParquet	1 national territory boundary
bestuurlijke_gebieden.pmtiles	PMTiles	Vector tiles for web visualization

Quick Start

STAC Metadata

root: ../../catalog.json
parent: ../catalog.json

Source

PDOK BRK Bestuurlijke Gebieden

Attribution

Het Kadaster

License

CC-BY-4.0

Contact

Chris Holmes cholmes@9eo.org

Generated by Portolan from STAC metadata