| Regimental number | 3359 |
| Place of birth | Glen Innes, New South Wales |
| Religion | Church of England |
| Occupation | Grazier |
| Address | Rockvale, Warialda, New South Wales |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, J McCusker, Warialda, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 2nd Battalion, 11th Reinforcement |
| AWM Embarkation Roll number | 23/19/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A14 Euripides on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Died of wounds |
| Place of death or wounding | Pozieres, Somme Sector, France |
| Age at death | 27 |
| Place of burial | Puchevillers British Cemetery (Plot II, Row A, Grave No. 53), France |
| Panel number, Roll of Honour, Australian War Memorial | 33 |
| Miscellaneous information from cemetery records | Parents: John and Mary Magdalene McCUSKER, Rockvale, Warialda, New South Wales. Native of Glen Innes, New South Wales |
| Family/military connections | Brothers: 1673 Lance Corporal Charles Cornelius McCUSKER, 33rd Bn, returned to Australia, 5 March 1919; 3741 Lance Corporal Thomas Matthew McCUSKER, 2nd Bn, killed in action, 9 April 1917. |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |