OSNI 50k LGDs: Northern Ireland Local Government Districts (1993)

OSNI Open Data provides a 1:50,000 scale vector dataset of Local Government District (LGD) boundaries for Northern Ireland, representing the administrative geography from 1993. The dataset is published by OpenDataNI under the LPS Open Government Data Licence and is available in multiple geospatial formats. Its primary use is for mapping and spatial analysis related to historical and administrative boundaries in Northern Ireland.

Use Cases

• Historical boundary analysis based on the 1993 administrative snapshot.
• Geospatial mapping and visualization using the provided 1:50,000 scale vector data.
• Administrative unit reference for data integration and regional planning.
• Creating thematic maps for Northern Ireland using the Local Government District (LGD) boundaries.

Strengths

• Dataset is published under a clear open government license (OGL-UK-3.0).
• Available in multiple standard geospatial formats (e.g., ESRI SHAPE, GeoJSON, KML).
• Represents a specific historical administrative snapshot (1993) at a defined scale (1:50,000).

Limitations

• Key metadata such as row count, column names, and file size are unknown across all sources.
• The dataset's temporal coverage is limited to a single historical year (1993).
• Platform update timestamps show a future date (July 2026), indicating potential metadata inconsistency.

Provenance

Source

OpenDataNI / Ordnance Survey of Northern Ireland (OSNI)

Collection Method

Likely digitized from official 1:50,000 scale Ordnance Survey mapping.

Time Range

1993

Freshness

Last updated timestamps are inconsistent, with some sources showing a future date of 2026-07-08.

Geography

Northern Ireland