OSNI Open Data - 50K Boundaries - Townlands

Published by:
OpenDataNI
Last updated:
09 December 2025
Topic:
Not added
Licence:
Open Government Licence

Summary

Mid scale vector polygon dataset showing townland boundaries. Published here for OpenData. The OSNI Largescale Townlands is a polygon dataset consisting of the Townland boundaries. Townlands are an ancient method of land measurement found only in Ireland and can be very important in genealogical research. These small areas of land can vary in size from a few acres upwards. The data has been derived from OSNI Largescale database and has been topologically cleansed and attributed to create a seamless dataset.

More from this publisher

All datasets from OpenDataNI

Search

Data links

Link to the data Format File added Data preview
KML KML 02 December 2025 Not available
CSV CSV 02 December 2025 Preview
GeoJSON GEOJSON 02 December 2025 Not available
Shapefile ZIP 02 December 2025 Not available

Additional information

View additional metadata
Source Metadata
XML
HTML

Contact

Enquiries

Contact OpenDataNI regarding this dataset