28 sources tracked20,794 datasets indexed185 publishers30 in the queueStatus check 17:05 · 27/28 reachable
BronwijzerThe index of open data about the Netherlands
Bronwijzer›Sources

All sources

The index has two layers. We track 28 sources ourselves, with status checks and guidance. Beneath them are 20,794 datasets harvested daily from data.overheid.nl.

28 of 28 sources

Addresses and Buildings Register (BAG)

Kadaster, via PDOKNetherlands, address and building

Every address and building in the Netherlands with year of construction, floor area and use. The backbone for anything linked at address level.

OpenMap layerAPIDownloadHousing and land
Reachable
daily

Amsterdam grants registerIn depth

Gemeente AmsterdamAmsterdam, grant file

Every grant awarded by the City of Amsterdam: to whom, under which scheme, and how much was requested, granted and finally settled.

OpenAPIDownloadMoney and government
Up to date
updated 15 hours ago

Chamber of Commerce business register

Kamer van KoophandelNetherlands, company

Who is behind a company or foundation? Searching the website is free; the API needs a key and charges per request.

PaidAPIEconomy
Reachable
daily

Copernicus Sentinel-2In depth

ESA en Europese CommissieWorld, 10 metres

The Sentinel-2 satellites image the whole of the Netherlands every few days, in thirteen spectral bands. Detail: 10 metres per pixel.

Satellite imageAPIEarth observationClimate and environmentHousing and land
Up to date
updated 2 days ago

data.overheid.nl

Ministerie van BZKNetherlands, varies

The register where Dutch governments list their open datasets. Broad, but descriptions vary in quality and many links are outdated.

OpenSearch serviceAPIMoney and government
Up to date
updated less than an hour ago

District and neighbourhood map

CBS en Kadaster, via PDOKNetherlands, neighbourhood

The official boundaries of all municipalities, districts and neighbourhoods, as a map service (WFS) and download. The geometry you need to map neighbourhood figures.

OpenMap layerDownloadHousing and land
Reachable
yearly

EEA air quality

Europees MilieuagentschapEurope, monitoring station

The same Dutch stations as Luchtmeetnet, but next to the rest of Europe. Useful for comparing Amsterdam with Antwerp or Cologne.

OpenDownloadAPIClimate and environment
Reachable
daily

ERA5 climate reanalysis

Copernicus (ECMWF)World, approx. 30 km

A reconstructed hourly weather record for the whole earth since 1940. Coarse (30 km) but without gaps: useful where no station stood.

APIDownloadClimate and environment
Reachable
daily

ESA WorldCover

ESAWorld, 10 metres

A map of the whole earth in eleven land cover classes (forest, cropland, built-up, water …), based on Sentinel-1 and -2. Two editions, no new ones planned.

OpenMap layerDownloadEarth observationHousing and land
Reachable
complete

EurostatIn depth

Europese CommissieEurope, region (NUTS 3)

Thousands of tables that put the Netherlands next to other EU countries: prices, jobs, population, health, energy. Often down to regional level.

OpenAPIDownloadEconomyPopulationHousing and land
Up to date
updated 14 days ago

GBIF biodiversity

Global Biodiversity Information FacilityWorld, observation

Over 150 million species observations in the Netherlands, including from waarneming.nl and museum collections.

OpenAPIDownloadClimate and environment
Reachable
daily

Key figures for districts and neighbourhoods

CBSNetherlands, neighbourhood

Over a hundred figures per neighbourhood: residents by age, households, property values, income, benefits, cars and distance to amenities. A new table every year.

OpenAPIDownloadPopulationHousing and landEconomy
Up to date
updated 13 hours ago

KNMI daily weather dataIn depth

KNMINetherlands, weather station

Daily values from over fifty weather stations: temperature, rainfall, sunshine and wind. The De Bilt series starts in 1901.

OpenAPIDownloadClimate and environment
Unreachable
daily

Large-scale concentration maps (GCN)

RIVMNetherlands, 1 × 1 km

Modelled annual averages of nitrogen dioxide and particulate matter for the whole country, in one-kilometre cells. Where Luchtmeetnet measures, GCN fills in between stations.

OpenDownloadMap layerClimate and environment
Reachable
yearly

Luchtmeetnet air quality networkIn depth

RIVM, GGD's en provinciesNetherlands, monitoring station

Measurements of nitrogen dioxide, particulate matter and ozone, every hour, from about a hundred stations across the Netherlands.

OpenAPIReal timeClimate and environment
Up to date
updated 1 hours ago

NASA FIRMS (fires)

NASAWorld, 375 metres

Hotspots reported by satellites within three hours of an overpass. In the Netherlands mostly heath and dune fires and industry.

Free keyAPIMap layerEarth observationClimate and environment
Reachable
hourly

NASA GIBS and WorldviewIn depth

NASAWorld, 250 – 750 metres

Over a thousand map layers from NASA satellites, ready to use as images: from the daily true-colour view to night lights, fires and snow.

OpenSatellite imageMap layerEarth observationClimate and environment
Up to date
updated 15 hours ago

NDW live traffic data

Nationaal Dataportaal WegverkeerNetherlands, road sensor

Speeds and volumes from tens of thousands of road sensors, refreshed every minute. Also roadworks and incidents.

OpenReal timeDownloadTraffic and transport
Up to date
updated less than an hour ago

NS travel information

NSNetherlands, station and trip

Live departures, delays and disruptions on the Dutch railways. Free, with a key from the NS API portal.

Free keyAPIReal timeTraffic and transport
Reachable
every minute

Open Council Information

Open State Foundation en VNGNetherlands, municipality

Agendas, motions, proposals and minutes from hundreds of municipalities in one searchable index, with an open search API.

OpenSearch serviceAPIMoney and government
Reachable
daily

open.overheid.nl (FOI documents)

KOOPNetherlands, document

Decisions on freedom of information requests and other released documents from central government and a growing number of municipalities and provinces.

OpenSearch serviceAPIMoney and government
Up to date
updated yesterday

OpenSky Network

OpenSky NetworkWorld, aircraft

Aircraft positions picked up by a global network of receivers. Without an account, limited to current positions.

OpenAPIReal timeTraffic and transport
Up to date
updated less than an hour ago

OpenStreetMap

OpenStreetMap FoundationWorld, feature

Roads, buildings, shops, benches and cycle paths, mapped by volunteers. Very complete in the Netherlands, partly because the BAG was imported.

OpenAPIDownloadMap layerHousing and landTraffic and transport
Up to date
updated less than an hour ago

Population change by month

CBSNetherlands, municipality

Per municipality and month: how many people were born, died, moved in or left.

OpenAPIPopulation
Up to date
updated 16 days ago

RDW registered vehicles

RDWNetherlands, licence plate

Data on every Dutch licence plate: make, model, fuel, weight and inspection expiry. No personal data.

OpenAPIDownloadTraffic and transport
Up to date
updated 4 hours ago

Registered crime by neighbourhood

Politie, via CBSNetherlands, neighbourhood

All crimes recorded by the police, in 59 categories, per neighbourhood and month. From bicycle theft to burglary.

OpenAPIDownloadSafety
Up to date
updated 13 hours ago

Registered nuisance by neighbourhoodIn depth

Politie, via CBSNetherlands, neighbourhood

Every month the police count how many nuisance reports came in, per neighbourhood and per type: from confused persons and youth to noise and drugs. Statistics Netherlands (CBS) publishes the figures as an open table, one month after the fact.

OpenAPIDownloadSafety
Up to date
updated 13 hours ago

World Bank indicators

WereldbankWorld, country

Population, economy, health and education by country, often from 1960. Good for the big picture, too coarse for regions.

OpenAPIDownloadEconomyPopulation
Up to date
updated 8 days ago