| Regimental number | 3112 |
| Religion | Roman Catholic |
| Occupation | farmer |
| Address | Baree Creek, NSW> |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, Thomas W. Costolloe, Baree Creek, New South Wales |
| Enlistment date | 6 June 1916 |
| Rank on enlistment | Private |
| Unit name | 4th Light Horse Regiment, 24th Reinforcement |
| AWM Embarkation Roll number | 10/9/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A67 Orsova on 6 December 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 13th Light Horse Regiment |
| Fate | Returned to Australia 1 July 1919 |
