The 19-year-old right-back joins the League Two strugglers having arrived at the Teesside outfit in the summer.
Manager Russ Wilcox told the York Evening Press: "Brad will bring more competition because we need to have all positions covered."
Halliday, Wilcox's fourth signing since taking over at York last month, has yet to make his first senior appearance for Boro.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Fulham | 23 | 13 | 6 | 4 | 51 | 19 | 32 | 45 |
| 2 | Bournemouth | 23 | 12 | 7 | 4 | 37 | 20 | 17 | 43 |
| 3 | Blackburn RoversBlackburn | 23 | 12 | 6 | 5 | 41 | 27 | 14 | 42 |
| 4 | West Bromwich AlbionWest Brom | 23 | 11 | 8 | 4 | 30 | 17 | 13 | 41 |
| 5 | Middlesbrough | 24 | 10 | 6 | 8 | 27 | 23 | 4 | 36 |
| 6 | Huddersfield TownHuddersfield | 24 | 10 | 6 | 8 | 31 | 29 | 2 | 36 |
| 7 | Queens Park RangersQPR | 21 | 10 | 5 | 6 | 33 | 27 | 6 | 35 |
| 8 | Stoke CityStoke | 22 | 10 | 5 | 7 | 26 | 21 | 5 | 35 |
| 9 | Nottingham ForestNott'm Forest | 24 | 9 | 7 | 8 | 32 | 27 | 5 | 34 |
| 10 | Coventry CityCoventry | 22 | 9 | 7 | 6 | 29 | 26 | 3 | 34 |
| 11 | Sheffield UnitedSheff Utd | 22 | 9 | 5 | 8 | 29 | 28 | 1 | 32 |
| 12 | Millwall | 22 | 7 | 9 | 6 | 24 | 24 | 0 | 30 |
| 13 | Blackpool | 24 | 8 | 6 | 10 | 25 | 30 | -5 | 30 |
| 14 | Luton TownLuton | 22 | 7 | 8 | 7 | 31 | 27 | 4 | 29 |
| 15 | Preston North EndPreston | 22 | 7 | 7 | 8 | 24 | 28 | -4 | 28 |
| 16 | Swansea CitySwansea | 22 | 7 | 6 | 9 | 26 | 31 | -5 | 27 |
| 17 | Birmingham CityBirmingham | 23 | 7 | 6 | 10 | 22 | 30 | -8 | 27 |
| 18 | Bristol City | 23 | 7 | 6 | 10 | 26 | 35 | -9 | 27 |
| 19 | Hull City | 23 | 6 | 5 | 12 | 20 | 28 | -8 | 23 |
| 20 | Cardiff CityCardiff | 22 | 6 | 4 | 12 | 25 | 39 | -14 | 22 |
| 21 | Reading | 22 | 8 | 3 | 11 | 27 | 34 | -7 | 21 |
| 22 | Peterborough UnitedPeterborough | 23 | 5 | 4 | 14 | 20 | 44 | -24 | 19 |
| 23 | Barnsley | 23 | 2 | 8 | 13 | 15 | 34 | -19 | 14 |
| 24 | Derby CountyDerby | 22 | 5 | 10 | 7 | 18 | 21 | -3 | 4 |
| > Full Version | |||||||||
