The number of vehicles under current motor taxation at 30 September 2014 was 2,503,300. Details of the numbers of vehicles under current taxation in previous years can be found in Table 1, Part 1 of the Irish Bulletin of Vehicle and Driver Statistics 2013. The Statistics Bulletin is published annually by the Department of Transport, Tourism and Sport and is available on the Department’s website at :http://www.transport.ie/roads/publications/english/irish-bulletin-vehicle-and-driver-statistics-2013.
My Department does not compile statistics on the number of vehicles on the road per capita. Population data is, however, available on the website of the Central Statistics Office at http://www.cso.ie/en/statistics/population.