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OSNI Open Data - Largescale Boundaries - NI Outline
The OSNI Largescale NI Outline is a polygon dataset consisting of the land area of Northern Ireland. The data has been derived from OSNI Largescale and has been topologically... -
OSNI Open Data - Coverage Grid - 10K
National Grid Reference System for Northern Ireland composed of 292 sheets and provides the naming convention for the 1:10 000 scale mapping. The 10k Grid is published here for... -
OSNI Open Data - BenchMarks - Height
OSNI Benchmark data consists of point data giving the location of the points, along with the associated text which shows the height value. Bench marks are shown in metres above... -
OSNI Open Data - 1:10,000 Raster - Mid Scale Raster
A series of maps at 1:10,000 scale showing base mapping for Northern Ireland. These raster maps can be used with other maps or information to enhance the mapping. Midscale... -
OSNI Open Data - StreetMaps
OSNI Street Maps showing detailed information, including road names and one-way systems, railway lines, car parking, public buildings, churches and schools, for Northern... -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 1...
Historical Six Inch to One Mile County Series Edition 1 - Armagh provides scanned versions of historical mapping products from 1829-1835 for County Armagh. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 1...
Historical Six Inch to One Mile County Series Edition 1 - Down provides scanned versions of historical mapping products from 1829-1835 for County Down. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 1...
Historical Six Inch to One Mile County Series Edition 1 - Fermanagh provides scanned versions of historical mapping products from 1829-1835 for County Fermanagh. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 1...
Historical Six Inch to One Mile County Series Edition 1 - Antrim provides scanned versions of historical mapping products from 1829-1835 for County Antrim. -
Translink Metro & Glider Bus Routes. Updated 23 September 2025.
Translink Belfast Metro Bus Routes. -
Translink Ulsterbus Routes
Translink Ulsterbus service routes for Northern Ireland excluding Belfast Metro City Services. Update 23 September 2025. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 1...
Historical Six Inch to One Mile County Series Edition 1 - Tyrone provides scanned versions of historical mapping products from 1829-1835 for County Tyrone. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2...
Historical Six Inch to One Mile County Series Edition 2 - Derry/Londonderry provides scanned versions of historical mapping products from 1838 - 1862 for County Derry/Londonderry. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2...
Historical Six Inch to One Mile County Series Edition 2 - Tyrone provides scanned versions of historical mapping products from 1838 - 1862 for County Tyrone. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2...
Historical Six Inch to One Mile County Series Edition 2 - Antrim provides scanned versions of historical mapping products from 1838 - 1862 for County Antrim. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2...
Historical Six Inch to One Mile County Series Edition 2 - Down provides scanned versions of historical mapping products from 1838 - 1862 for County Down. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 1...
Historical Six Inch to One Mile County Series Edition 1 - Derry/Londonderry provides scanned versions of historical mapping products from 1829-1835 for County Derry/Londonderry. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2...
Historical Six Inch to One Mile County Series Edition 2 - Armagh provides scanned versions of historical mapping products from 1838 - 1862 for County Armagh. -
OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2...
Historical Six Inch to One Mile County Series Edition 2 - Fermanagh provides scanned versions of historical mapping products from 1838 - 1862 for County Fermanagh. -
Historic Parks and Gardens
This is a polygon dataset showing the boundaries of protected historic parks, gardens and demenses in Northern Ireland.