Old Trafford's most recent expansion, which took place between July 2005 and May 2006, saw an increase of around 8,000 seats with the addition of second tiers to both the north-west and north-east quadrants of the ground.
Ekspansi terbaru Old Trafford berlangsung antara Juli 2005 dan Mei 2006, membuat stadion mengalami peningkatan kapasitas sekitar 8.000 kursi dengan penambahan pada tingkat kedua baik untuk kuadrat timur laut maupun barat laut.