Department of Defence

Environmental Protection Agency (EPA) – select link EPA Maps from the top right hand corner of the page.

Geographical Survey Ireland. Geology maps for the Republic of Ireland.

Irish Historical Geological Maps.  This page offers a range of historical geological maps of the island of Ireland, mostly from the 19th century.

Local Authorities (Republic of Ireland)

Office of Public Works (OPW)

Ordnance Survey Ireland (OSI)

OSI SmartMaps. This is OSI’s commercial online ordering system where maps can be purchased and downloaded. Up to date aerial photography can be freely viewed.

Ordnance Survey Northern Ireland (now incorporated into the Department of Finance and Personnel)

The Charles Close Society for the Study of Ordnance Survey Maps. This features ancient and modern British and Irish maps and is intended as a network for those interested in the production of ordnance survey maps.

Valuation Office

Dublin City Library and Archives, Pearse Street, holds maps of ancient and modern Dublin from the 17th century to the present day.

Glucksman Map Library, Trinity College Dublin.

UCD Digital Library was launched in July 2012 and includes historical Irish maps from the 18th and 19th century, e.g. maps by Rocque and Fraser.

The National Archives of Ireland (NAI) holds ordnance survey mapping of Ireland since 1824.

National Library of Ireland

British Library Maps

Copac Map Search provides access to maps available in major UK libraries as well as Trinity College Dublin.

Library of Congress Maps Collection

British Cartographic Society

European Mapping Agencies

Amazing Maps Blog

Strange Maps Blog

The Map Room Blog