| / /1859 | Athenry and Ennis Junction Railway
Incorporated. (Or 1860?) Junction made at Athenry to allow running to the Athenry and Tuam Railway. |
| / /1860 | Athenry and Tuam Railway
Line opened from Athenry (Midland Great Western Railway) to Tuam.Worked by the MGWR until 1870. |
| / /1869 | Athenry and Ennis Junction Railway
Line opened from Ennis (Limerick and Ennis Railway) to Athenry (Midland Great Western Railway). Line operated by company. |
| / /1901 | Waterford, Limerick and Western Railway
Absorbed by Great Southern and Western Railway. Dublin, Wicklow and Wexford Railway granted running powers from Waterford to Limerick. Midland Great Western Railway (who had opposed the merger) granted running powers from Athenry to Limerick, used for a passenger train, goods and cattle trains until 1911. |
| / /1911 | Waterford and Limerick Railway
The Midland Great Western Railway ceases stabling two engines at Limerick for its traffic using running powers to and from Athenry. |
| / /1912 | Midland Great Western Railway
Attymon Junction to Athenry doubled. |
| / /1927 | Midland Great Western Railway
Attymon Junction to Athenry singled. |
| / /1992 | Athenry and Ennis Junction Railway
Re-opened from Ennis to Athenry. |
| / /1994 | Athenry and Tuam Railway
Athenry and Tuam Extension to Claremorris Railway
Re-opened from Athenry to Claremorris. |
| 29/03/2010 | Athenry and Ennis Junction Railway
Official re-opened between Ennis and Athenry to carry a Limerick - Galway Ceannt service. |
| 30/03/2010 | Athenry and Ennis Junction Railway
Public re-opening between Ennis and Athenry to carry a Limerick - Galway Ceannt service. |
