GUNB RWDZ — building permits CSV
Cadastral16 voivodeship ZIPs + national notifications. Daily update. 2016→now. No geometry — join via działka ID to EGiB WFS.
DownloadCC0 / Open
GUGiK EGiB — cadastral parcel WFS
CadastralParcel polygons, boundary markers, TERYT identifiers. EPSG:2180. Keyless.
CC0 / OpenWFS/WCS
GUGiK Geoportal — orthophoto + topo
CadastralOrthofotos, topo maps, BDOT10k, BDOO. National coverage. Free, no key.
CC0 / OpenWFS/WCS
GUGiK — MPZP local plans WFS
PlanningMiejscowe plany zagospodarowania przestrzennego. Coverage patchy — not all gminas upload. Supplement with BIP.
CC0 / OpenWFS/WCS
GDOŚ — Natura 2000 & protected areas
EnvironmentNatura 2000, national parks, landscape parks, §3-equivalent ochrona. Free WFS.
CC0 / OpenWFS/WCS
PGI CGS — boreholes & geology WFS
GeologyGeological maps 1:50k, boreholes, hydrogeology, landslides (SOPO). Free.
CC0 / OpenWFS/WCS
GUS — housing stats & demographics
MarketBank Danych Lokalnych API. Population, income, housing stock at gmina level. Free key.
CC0 / OpenAPI
ISOK — flood hazard maps
FloodQ100/Q500 flood zones. Downloadable SHP from KZGW. Essential for any Polish site.
CC0 / OpenWMS
ALKIS — official cadastral information system
Cadastral16 Bundesland portals publish ALKIS parcel WFS under EU Reg 2023/138 obligation. Free after state-portal registration. Geometry fully open from mid-2024.
RegistrationWFS/WCS
BORIS — standard land value maps
MarketBodenrichtwert (standard land values) per m² by land use type. BORIS-D is the federal aggregator. Key for land pricing benchmarks. Free WMS.
CC0 / OpenWMS
BKG — federal topography & address
CadastralAdministrative boundaries (VG250), address base (BKG Hauskoordinaten), DEM (DGM200). Open data, free download.
CC0 / OpenDownload
LINFOS / Länder planning portals
PlanningNo national zoning WFS — each Bundesland publishes Flächennutzungs- and Bebauungspläne separately. Bavaria: BayernAtlas; NRW: Geoportal NRW; etc.
RegistrationWFS/WCS
BGR — federal geoscience (INSPIRE WFS)
GeologyGeological maps, hydrogeology, geohazards, soil maps (BÜK250). INSPIRE-compliant WFS. Free.
CC0 / OpenWFS/WCS
UBA — contaminated sites + environment
EnvironmentNational soil quality, contamination registries (Altlasten) via Bundesländer. UBA aggregates for overview. No single bulk API.
CC0 / OpenWMS
Destatis GENESIS API
StatisticsPopulation, income, housing stats at Gemeinde level. Free API key. Essential for demand analysis.
Free + keyAPI
Datafordeler — Matriklen WFS
CadastralBFE, matrikelnummer, areal, ejerlav. Free login (Datafordeler). Core Danish cadastral source.
Free + keyWFS/WCS
DHM/Terrræn 1m LiDAR WCS
Elevation1 m LiDAR DEM for all Denmark. Free after Datafordeler login. Best DK elevation source.
Free + keyWCS
Plandata.dk WFS — kommuneplanrammer
PlanningAll Danish zoning plans, lokalplaner, kommuneplanrammer. CC BY 4.0. Keyless WFS: wfs.plandata.dk/geoserver/pdk/wfs
CC0 / OpenWFS/WCS
DVF — Danish transaction prices
MarketDST PxWeb tables EJ2, EJDP — price indices. Individual parcel prices via Tinglysningsretten (web only, no bulk API). Free.
CC0 / OpenAPI
Georisques DK — Georisques.gouv.fr equiv
EnvironmentNatura 2000, §3-nature, strandbeskyttelse, flood zones. KDS GeoServer. Keyless.
CC0 / OpenWFS/WCS
GEUS Jupiter — boreholes & geology
GeologyAll boreholes, lithology, groundwater. CC0. Best free Danish subsurface data. No key.
CC0 / OpenAPI
DKjord — contaminated sites
ContaminationV1/V2 cortlagte matrikler. CC0. Query by BFE or bbox. Essential for DD.
CC0 / OpenAPI
Kartverket — Matrikkel & topo API
CadastralGeonorge portal. Matrikkel parcel data (registration required). Free. Also: N50 topo, administrative boundaries all open CC0.
Free + keyAPI
Eiendomsverdi — property price data
MarketNorway's main property valuation and transaction database. Paid commercial access. No free bulk alternative.
Paid
Kartverket DTM — 1m LiDAR
ElevationNorway's national 1m LiDAR DEM. Free bulk download. Also WCS via Geonorge. Outstanding coverage.
CC0 / OpenDownload
Arealplaner — national plan registry
PlanningKommuneplaner and reguleringsplaner. National aggregate WFS. Free.
CC0 / OpenWFS/WCS
SSB — Statistics Norway API
StatisticsPopulation, income, housing at municipality level. Free API, no key. Norwegian equiv of DST.
CC0 / OpenAPI
Lantmäteriet — open geodata CC0
CadastralTopographic data (Topografisk webbkarta), administrative boundaries, DEM, address register. CC0. Parcel geometry requires registration (free).
CC0 / OpenDownload
Lantmäteriet — Fastighetsprisstatistik
MarketProperty transaction prices by type and municipality. Free after registration. Best Swedish land price data.
RegistrationDownload
SCB — Statistics Sweden API
StatisticsPopulation, income, housing via PxWeb API. Free. Also open geodata via Geodataportal (Lantmäteriet-managed).
CC0 / OpenAPI
PBL Kunskapsbanken — planning rules
PlanningPlan- och bygglagen rules, ÖP/DP guidance. No single national plan WFS — municipal Plans via resp. Geodataportal.
CC0 / Open
Naturvårdsverket — protected areas
EnvironmentNational parks, nature reserves, Natura 2000 WFS. Free download or WFS. Essential for rural DD.
CC0 / OpenWFS/WCS
Maanmittauslaitos — cadastral WFS (INSPIRE)
CadastralCadastral Parcels INSPIRE WFS. Free, no registration. Property boundaries, parcel IDs.
CC0 / OpenWFS/WCS
NLS — 2m LiDAR DEM (KM2 tiles)
Elevation2m DEM whole country. Free download. Also OGC API Processes for programmatic access. Outstanding quality.
CC0 / OpenDownload
Kiinteistötieto — property transactions
MarketFinnish property transaction data. Individual title extracts free (web). Bulk transaction prices: paid via NLS commercial service.
Paid
Statistics Finland PxWeb API
StatisticsPopulation, income, housing at municipality. Free API. Essential for market demand.
CC0 / OpenAPI
SYKE — protected areas & environmental WFS
PlanningNatura 2000, national parks, shore protection zones, soil contamination (MATTI). Free WFS.
CC0 / OpenWFS/WCS
GTK — geology & soils WFS
GeologyGeological maps, quaternary geology, MAAPERÄ soil map, geohazards. Free. No key.
CC0 / OpenWFS/WCS
HMLR INSPIRE Index Polygons
Cadastral23M+ freehold title extents England & Wales. OGL. Monthly update. Per LA area GML files.
CC0 / OpenDownload
HMLR Price Paid Data (PPD)
MarketAll residential & commercial transactions since 1995. Free bulk CSV or SPARQL API. The gold standard UK price source.
CC0 / OpenDownloadAPI
UK House Price Index (UKHPI)
MarketMonthly index by region and property type. Free API via ONS and HMLR data portal.
CC0 / OpenAPI
Planning Portal & LPA planning APIs
PlanningNational planning applications dataset (RIPA). Open API for planning decisions. Also OS Open Zoomstack (free).
CC0 / OpenAPI
OS Terrain 50 / OS Terrain 5
ElevationOS Terrain 50 (50m DEM) free via OS OpenData. OS Terrain 5 (5m) free via OS Data Hub free tier (up to 5M tiles/mo). Free API key.
Free + keyDownload
Environment Agency — flood zones
EnvironmentFlood Zone 2 & 3. Keyless REST API. Also Flood Map for Planning. Critical for any UK site.
CC0 / OpenAPI
EA — Contaminated Land Register
ContaminationRegistered contaminated sites. Phase I desktop review tool. Also historic Ordnance Survey maps via Landmark (paid).
CC0 / OpenAPI
FGDC National Parcel Dataset
CadastralParcel boundaries, APN, owner, assessed value. Coverage varies by state. 90%+ for most major states.
CC0 / OpenDownload
3DEP National Elevation Program
Elevation1m LiDAR where available, 3m, 10m, 30m DEMs. Best US elevation source. No key. Free bulk.
CC0 / OpenDownload
FHFA House Price Index
MarketRepeat-sales index at metro, state, ZIP, census tract. Back to 1975 nationally. Free bulk download.
CC0 / OpenDownload
HM Land Registry PPD equiv — Zillow ZHVI
MarketMonthly home value + rent index at ZIP/metro/county. Free bulk download. Unofficial but widely used.
CC0 / OpenDownload
EPA ECHO / Superfund REST API
PlanningContaminated sites, RCRA, TRI releases. Keyless. Query by radius. Critical for Phase I environmental screening.
CC0 / OpenAPI
FEMA NFHL — National Flood Hazard Layer
FloodSFHA 100yr/500yr, BFE, floodway. Keyless ArcGIS REST. Most critical US flood data source.
CC0 / OpenAPI
USGS National Geologic Map + SSURGO
GeologyBedrock geology, fault lines, soil survey (SSURGO via Soil Data Access REST API sdmdataaccess.nrcs.usda.gov). Free.
CC0 / OpenWFS/WCSAPI
Census Bureau ACS API
StatisticsPopulation, income, housing tenure, vacancy. Free API key (instant). Block group to national. The US demographic standard.
Free + keyAPI
TeraNet/National Bank HPI
MarketTransaction-based residential price index. 11 major metros. Free monthly download. Best free Canadian price data.
CC0 / OpenDownload
CMHC Housing Market Info Portal
MarketHousing starts, completions, vacancy rates, average rents by CMA. Updated monthly. Free, no key. The single most important free Canadian housing data source.
CC0 / Open
Statistics Canada CANSIM WDS API
StatisticsPopulation, income, housing stock at DA/CSD/CMA. Free, no key. Equivalent of US ACS + Census.
CC0 / OpenAPI
NRCan GeoBase — provincial feeds
CadastralFederal base data: roads, admin boundaries, DEM, hydrography. Provincial cadastre via each province open data portal. No single national parcel API.
CC0 / OpenDownload
CDEM / HRDEM national elevation
ElevationCDEM (23m) national free download. HRDEM (1–2m LiDAR) for urban areas via NRCan. Both open CC0.
CC0 / OpenDownload
Federal Contaminated Sites Inventory (FCSI)
Environment24,000+ federally managed contaminated sites. Open CC0. Provincial registries separate — BC, Ontario, Québec most accessible.
CC0 / OpenDownload
NRCAN Flood Mapping Coverage Locator
FloodFederal flood hazard map coverage indicator. Provincial flood maps are primary source — coverage is incomplete nationally.
CC0 / OpenWMS
BEV DKM — Digitale Katastralmappe
CadastralOfficial parcel polygons, building footprints, boundary markers. Free after BEV portal registration. WFS: data.bev.gv.at/geoserver.
Free + keyDownloadWFS/WCS
BEV DGM1 — 1m LiDAR DEM
Elevation1m LiDAR full Austria. Free after BEV login. One of Europe's best national LiDAR datasets.
Free + keyWCS
GeoSphere Austria — geology + climate API
GeologyGK50 geological map, boreholes, seismicity, ÖKS15 climate projections. Free API key (instant).
Free + keyAPI
HORA — flood zones REST API
FloodHQ30/HQ100/HQ300. Point query API: gis.bmk.gv.at/arcgis/rest/services/HORA/. Keyless. Most important Austrian flood source.
CC0 / OpenAPI
WKO Grundstückspreisspiegel
MarketAnnual land price ranges by Bezirk and land type. Free download. Best free Austrian land pricing reference.
CC0 / OpenDownload
Statistik Austria IMPI — property price index
MarketQuarterly residential property price index by type and region. Free download.
CC0 / OpenDownload
Länder GIS portals — Flächenwidmung
PlanningNo national zoning WFS — 9 separate portals. Basemap.at (20cm ortho) is keyless and excellent. Vienna: data.wien.gv.at
Free + keyWMS
UBA Altlastenkataster REST
ContaminationContaminated sites register. Keyless ArcGIS REST query by radius. Essential for Austrian brownfield DD.
CC0 / OpenAPI
Agenzia delle Entrate — Catasto WFS
CadastralFull national cadastral map parcel WFS (INSPIRE). CC BY 4.0. No key. Rolled out 2024 to all citizens.
CC0 / OpenWFS/WCS
Agenzia delle Entrate — cadastral maps download
CadastralVector cadastral map sheets. Free with SPID/CIE login. CXF, DXF, GML formats. High-precision Italian parcel geometry.
Free + keyDownload
OMI — Osservatorio del Mercato Immobiliare
MarketSemi-annual property value benchmarks by municipality zone and property type. Free download. The Italian land valuation reference.
CC0 / OpenDownload
Piano Regolatore — municipal portals
PlanningNo national zoning WFS. ISPRA national geoportal aggregates some environmental layers. PRG (Piano Regolatore Generale) obtained from each Comune.
RegistrationWMS
ISPRA — geological maps & contamination
GeologyNational geological map (CARG), SIN contaminated sites, flood zones (PAI). Free WMS. Key Italian environmental data aggregator.
CC0 / OpenWMS
ISTAT API — demographics
StatisticsPopulation, income, housing stock at municipality level. Free SDMX/JSON API. Equivalent of INSEE.
CC0 / OpenAPI
Catastro INSPIRE WFS + ATOM
CadastralFull national cadastral parcels (95% coverage, excl. Basque/Navarre). ATOM service for bulk municipal download. WFS for queries. Keyless. Best open cadastral data in Europe.
CC0 / OpenWFS/WCS
Ministerio Fomento — property price index
MarketQuarterly property price per m² by province and municipality. Free download. Official valuation benchmark.
CC0 / OpenDownload
IGN — SIOSE land use + cartography
PlanningSIOSE land use, national topo maps, DEM (MDT05 5m, MDT25 25m). Free download. Catastro building uses also available.
CC0 / OpenWFS/WCS
IGME — geological maps & SNCZI flood zones
GeologyGeological maps 1:50k (MAGNA), hazards, SNCZI national flood zone system (sig.mapama.gob.es). Free WMS/WFS.
CC0 / OpenWFS/WCS
INE API — demographics & economy
StatisticsPopulation, income, housing at municipality. Free JSON API. Full census and survey data. INE is the Spanish CBS/INSEE.
CC0 / OpenAPI
Red Natura 2000 — MITECO WFS
EnvironmentNatura 2000, protected species, environmental impact areas. National MITECO GeoServer. Keyless WFS.
CC0 / OpenWFS/WCS
DVF — Demandes de Valeurs Foncières
CadastralEvery recorded transaction since 2014. CC0. REST API + bulk CSV. The gold standard open transaction database in Europe.
CC0 / OpenAPI
IGN Géoplateforme — BD TOPO + cadastre WFS
CadastralBD TOPO, RGE ALTI 1m DEM, cadastral parcels, BD FORET. Free after registration. The core French spatial data stack.
Free + keyWFS/WCS
GPU — Géoportail de l'Urbanisme
PlanningAll PLU, SCOT, POS zoning documents. IMRO2012 GML. Keyless WFS. Essential for any French site. API: gpu.geoportail-urbanisme.gouv.fr/api/
CC0 / OpenWFS/WCS
BRGM Georisques — full risk API
GeologySingle point query returns: flood zone, clay shrink-swell, radon, seismic, BASIAS/BASOL, ICPE, Seveso. Keyless. Most efficient French DD API.
CC0 / OpenAPI
INSEE API — demographics & housing
StatisticsCensus, Filosofi income, CLAP employment. Free key. Block group (IRIS) to national level. The French demographic standard.
Free + keyAPI
DV3F — enriched transaction data (CEREMA)
MarketDVF enriched with building chars, mutation type, local context. Free for public bodies, low-cost for researchers.
RegistrationDownload
INPN — Natura 2000 + protected areas WFS
EnvironmentAll Natura 2000 (ZSC, ZPS), ZNIEFF, Réserves Naturelles, APB. Free API. Mandatory check for any rural French site.
CC0 / OpenWFS/WCS
SPF Finances — Plan Parcellaire WFS
CadastralNational cadastral parcel plan. Open CC0. ArcGIS REST + WFS. Full Belgium coverage. Published as INSPIRE high-value dataset.
CC0 / OpenWFS/WCS
Geopunt.be — Flanders GRB buildings + parcels
CadastralGRB (Grootschalig Referentiebestand Vlaanderen) — 10cm precision buildings, addresses, parcels. Free CC0. The best Belgian sub-national data.
CC0 / OpenWFS/WCSDownload
Geoportail Wallonie — WFS layers
PlanningWallonia land use, planning, environment layers. Open data decree 2017. Free WFS.
CC0 / OpenWFS/WCS
Statbel — property price statistics
MarketAnnual municipality-level transaction counts and median prices. Free download. Official Belgian property price reference.
CC0 / OpenDownload
IRCEL/CELINE — air quality + contamination
EnvironmentAir quality monitoring API. Contaminated sites: OVAM (Flanders), SPAQuE (Wallonia), Bruxelles Environnement each publish separate registers.
CC0 / OpenAPI
Statbel API — demographics
StatisticsPopulation, income, housing stock at municipality. Free open data downloads and limited API.
CC0 / OpenDownloadAPI
PDOK BAG — addresses and buildings API
CadastralEvery building and address: construction year, area, function, status. Daily update. Keyless WFS + Haal-Centraal REST API.
CC0 / OpenWFS/WCSAPI
PDOK BRK — cadastral parcel WFS
CadastralParcel boundaries, perceelnummers. Keyless. Ownership data needs BRK Bevragen API (free registration).
CC0 / OpenWFS/WCS
WOZ Waardeloket — public property values
MarketWOZ assessed value for all 8.7M Dutch addresses. Free keyless REST API. Unique — no equiv in other countries.
CC0 / OpenAPI
AHN4 — 0.5m LiDAR (best in world at scale)
Elevation0.5m DTM/DSM entire Netherlands. NAP datum. Free keyless WCS via PDOK. 10–20 pts/m² point cloud. Arguably best national LiDAR in Europe.
CC0 / OpenWCS
LIWO / Risicokaart — flood risk maps
FloodNational flood-risk information (overstromingsrisico): max water depth, scenarios, evacuation. LIWO + Risicokaart.nl. Also PDOK overstromingsrisico WMS. Keyless.
CC0 / OpenWMS
BRO — subsurface data (CPTs, boreholes)
Geology700,000+ CPTs nationwide. Legally mandated register. GeoTOP 3D voxel model. Free. No key. World's densest national CPT database.
CC0 / OpenAPI
Bodemloket.nl — contamination API
EnvironmentContamination cases by address. Free keyless REST API. Essential first step for any Dutch DD. Equiv of Georisques BASIAS/BASOL.
CC0 / OpenAPI
DSO / Omgevingsloket — zoning API
PlanningAll Dutch omgevingsplannen (from 2024 Omgevingswet). LVBB API: service.omgevingswet.overheid.nl/publiek/omgevingsdocumenten/api/presenteren/v7/
CC0 / OpenAPI
CBS OData4 API — full stats
StatisticsFully keyless. Population, income, housing stock, vacancy, Wijk- en Buurtkaart neighbourhood stats. Best statistics API in this list.
CC0 / OpenAPI