This is a list of town tramway systems in Ireland. It includes all tram systems in Ireland, past and present; cities with currently operating systems, and those systems themselves, are indicated in bold and blue background colored rows. The use of the diamond (♦) symbol indicates where there were (or are) two or more independent tram systems operating concurrently within a single metropolitan area. Those tram systems that operated on other than standard gauge track (where known) are indicated in the 'Notes' column.
| width=17% | Name of System | width=17% | Location | width=12% | Traction Type | width=12% | Date (From) | width=12% | Date (To) | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| Arigna Tramway | Steam | 1887 | 1959 | Operated by the Cavan, Leitrim & Roscommon Light Railway and Tramway Company Limited | ||||||
| Cork Tramways Company | Cork | Horse | 12 Sep 1872 | Dec 1875 | ||||||
| Cork Electric Tramways and Lighting Company | Electric | 2 Dec 1898 | 30 Sep 1931 | Gauge: | ||||||
| Dublin United Tramways | Dublin | Horse | 1 Feb 1872 | 1901 | ||||||
| Electric | 16 May 1896 | 3 Jul 1949 | Operation suspended during part of 1944 because of fuel (coal) shortage; service restored 2 October 1944. | |||||||
| Luas | Electric | 30 Jun 2004 | Light rail | |||||||
| Dublin Southern District Tramways | ♦ Dublin - Dún Laoghaire - Dalkey | Horse | 17 Mar 1879 | ? | Opened in stages, completed 9 July 1885. Taken over by the Dublin United Tramways on 28 September 1896 | |||||
| Steam | ? | ? | ||||||||
| Electric | 16 May 1896 | 3 Jul 1949 | ||||||||
| Dublin and Blessington Steam Tramway | ♦ Dublin - Blessington | Steam | 1 Aug 1886 | 31 Dec 1932 | Gauge: | |||||
| Blessington and Poulaphouca Steam Tramway | ♦♦ Blessington - Poulaphouca | Steam | 1 May 1895 | 1927 | ||||||
| Dublin and Lucan Steam Tramway Company | ♦ Dublin - Lucan | Steam | 1 Jun 1881 | ? | Gauge: Opened in stages, completed 1 February 1883. | |||||
| Dublin and Lucan Electric Tramway Company | Electric | 1900 | 14 Apr 1940 | Gauge: Separate undertaking (from main Dublin system) to 1925. | ||||||
| Lucan, Leixlip & Celbridge Steam Tramway | ♦♦ Lucan - Leixlip | Steam | 1889 | 1900 | ||||||
| Lucan & Leixlip Electric Railway | Electric | 1900 | 1925 | |||||||
| DUTC Route 31 | ♦ Dublin - Howth | Electric | 26 Jul 1900 | 29 Mar 1941 | ||||||
| Hill of Howth Tramway | ♦ Howth Head | Electric | 17 Jun 1901 | 1 Jun 1959 | Gauge: . Operation suspended Jun–Sep 1944 because of fuel (coal) shortage. | |||||
| Galway and Salthill Tramway | Galway - Salthill | Horse | 1879 | 1918 | Gauge: |