| 200 | The building of Aghoncon Hill Fort | 1831 | The beginning of National school in Coolderry |
| 484 | Saint Ita was born | 1832 | John Nelson Darby died |
| 570 | Saint Colman lived | 1837 | There were six private schools in Kilcolman |
| 6th c | Saint Pulcherius and Saint Abhan | 1838 | Ordnance survey |
| 14th c | The building of Ratmore,Ballyknock,Ballybrit castles | 1841 | Population of Kilcolman was 5,529 |
| 1513 | Gerald Fitzgerald attacked Leap castle | 1844 | Father P.H.L Vaughan was born |
| 1516 | Gearld Og Fitzgerald attacked Leap castle | 1844 | Father James Healy become parish priest |
| 1532 | Mulrooney O Carroll died | 1850 | The building of Coolderry Catholic church |
| 1557 | Leap Castle attacked by the Earl of Sussex | 1861 | Father James Healy parish Priest died |
| 16O5 | Ely O Carroll became part of the King's County | 1869 | Williarn Vaughan married Miss Darby |
| 1615 | Gloster belonged to Medhop family | 1878 | Williarn Vaughan was high Sheriff of Offaly |
| 1619 | The plantation of Ely O Carroll | 1880 | The builing of the rectory in Ettagh |
| 1664 | Hecter Vaughan married Miss Paisley | 1888 | The building of Coolderry and Ballyegan National schools |
| 1674 | John Llyod was high sheriff of Kings County | 1967 | The building of the pre-fab schools in coolderry and Ballyegan |
| 1680 | The building of Gloster House | 1971 | Population of kilcolman was 1,168 |
| 1730 | Gloster house was extended | 1983 | The building of Coolderry Central school |
| 1775 | John Llyod was a member of parilment | 1987 | The Salesian nuns close Gloster school |
| 1786 | The building of Aghancon Protestant church | 1988 | Rededication of Kilcolman Church |
| 1830 | Kilcolman Catholic was built | 1999 | Renovation of Parish Hall |
| 1831 | Population of Kilcolman was 4,940 |