OSNI Open Data - 50K Boundaries - District Electoral Areas (1993)

Name: OSNI Open Data - 50K Boundaries - District Electoral Areas (1993)
Creator: ckan

DatasetVerified2/7DownloadSubscribe🇬🇧United Kingdom

Dataset of District Electoral Area (DEA) boundaries for Northern Ireland at 1:50,000 scale, as they existed from 1993. Published by Ordnance Survey Northern Ireland (OSNI) / Land and Property Services (LPS) as open data under the LPS Open Government Data Licence. The data is provided via an Esri REST API endpoint, which does not render directly in a web browser but can be accessed programmatically or via GIS software for mapping and boundary-analysis purposes.OSNI 50k DEAs as they were from 1993. Published here for OpenData. By download or use of this dataset you agree to abide by the LPS Open Government Data Licence. Please Note for Open Data NI Users: Esri Rest API is not Broken, it will not open on its own in a Web Browser but can be copied and use...

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Data access

CKAN dataset (file distributions)

A CKAN-hosted dataset whose resources are file downloads rather than a queryable DataStore, so no column schema could be read automatically. The dataset page lists the downloadable distributions.

Verification Status

Using the API

Query examples

curl -s 'https://data.gov.uk/api/3/action/package_show?id=osni-open-data-50k-boundaries-district-electoral-areas-19933' -H 'Accept: application/json'

Full CKAN dataset record: resources, licence, organization, freshness.

Full API documentation ↗

Dataset

Volume & freshness

Last upstream update

2 months ago

2026-07-08

License

No license declared upstream.

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Distributions (6)

OGC WMS

https://services.spatialni.gov.uk/opendata/services/OSNIVector/OSNIOpenData_Boundaries_50K/MapServer/WMSServer?request=GetCapabilities&service=WMS

wms●

GeoJSON

https://osni-spatialni.opendata.arcgis.com/datasets/a6590a6f628b4c8e922dcbc24f97bf4b_4.geojson?outSR=%7B%22latestWkid%22%3A29902%2C%22wkid%22%3A29900%7D

geojson●

Shapefile

https://osni-spatialni.opendata.arcgis.com/datasets/a6590a6f628b4c8e922dcbc24f97bf4b_4.zip?outSR=%7B%22latestWkid%22%3A29902%2C%22wkid%22%3A29900%7D

shp●

KML

https://osni-spatialni.opendata.arcgis.com/datasets/a6590a6f628b4c8e922dcbc24f97bf4b_4.kml?outSR=%7B%22latestWkid%22%3A29902%2C%22wkid%22%3A29900%7D

kml

Esri Rest API

https://services.spatialni.gov.uk/opendata/rest/services/OSNIVector/OSNIOpenData_Boundaries_50K/MapServer/4

json

CSV

https://osni-spatialni.opendata.arcgis.com/datasets/a6590a6f628b4c8e922dcbc24f97bf4b_4.csv?outSR=%7B%22latestWkid%22%3A29902%2C%22wkid%22%3A29900%7D

csv

Source: ckan · Open original page

Machine-readable & source

JSON

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