Mack O'Halloran is an offensive lineman at Army, from Downers Grove, IL, who has not played in Army's 8 games this season.
Where O'Halloran comes from
- Downers Grove, IL
- Downers Grove South
- About 750 miles from Michie Stadium
- On the Army roster since 2024
Where O'Halloran fits
Army lists 34 offensive linemen this season.
The team’s line is 3rd in the country in stuff rate allowed this season (a team number).
Army is 5-3. Next: vs Air Force, Sat Nov 7.
Similar players
Also from Downers Grove, IL
Where to follow
Awards
Mack O'Halloran plays offensive line for Army.
Offensive line play doesn't show up in a box score. Here's what actually tells you whether he's good.
The unit he anchors ranks 3rd nationally in stuff rate allowed this season. See the full unit breakdown →
Army has produced 5 All-Conference offensive linemen.
Three seasons at Army
- 2026 Army MonkenYear 3 · Games –
- 2025 Army MonkenYear 2 · Games –
- 2024 Army MonkenYear 1 · Games –
- High school Downers Grove SouthDowners Grove, IL
Coaching lineage · 2024–2026
1 coach2024–2026
Army
Played every college season under Jeff Monken.
