Northern Ireland Parliamentary Constituency Boundaries for 2023

OSNI Large-scale Parliamentary Constituencies boundaries is a polygon dataset of official 2023 electoral divisions. The data originates from the Boundary Commission of Northern Ireland and has been topologically cleansed to create a seamless dataset. It is published by the Government Digital Service under an open license.

Use Cases

• Mapping electoral districts for political analysis based on the official 2023 boundaries.
• Integrating constituency data into GIS applications for spatial analysis based on the polygon dataset.
• Studying changes in political representation based on the topologically cleansed and seamless boundary data.

Strengths

• Data is based on official boundaries agreed by the Boundary Commission of Northern Ireland.
• Dataset has been topologically cleansed to ensure spatial consistency.
• Available in multiple geospatial formats including GeoJSON and ESRI Shapefile.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Boundary Commission of Northern Ireland

Collection Method

Extracted from OSNI Largescale database and topologically cleansed.

Time Range

2023

Freshness

null

Geography

Northern Ireland