Welcome to the National Inventory of Architectural Inventory’s Data Download page. The data is in five parts – Dublin (including Dublin City; Fingal and South Dublin County); Connaught; Leinster; Munster and Ulster – and is in .CSV format. The data contains all of the Ministerial Recommendations published by the NIAH indexed by Registration Number. The data includes the Location; Classification; Rating; Description and Appraisal fields and links to the records and images on the NIAH website. The Location information is also available in ITM, Lat&Long and National Grid. As surveys are published more data will be added to the NIAH National Data Download and the data will be refreshed biannually.

NIAH Survey of Dublin Data
NIAH Survey of Connacht Data
NIAH Survey of Leinster Data
NIAH Survey of Munster Data
NIAH Survey of Ulster Data


GIS Web Services

View the OCG Web Map Service

View the ArcGIS REST Web Service

The Irish Spatial Data Exchange Catalogue will be the main reference point for NIAH and Department of Culture, Heritage and the Gaeltacht GIS dataset metadata. End users are encouraged to consult ISDE.