Kevin Keen's first game in charge, the U's Boxing Day Essex Derby against Southend United, is on the verge of being a capacity crowd.
The south stand has completely sold out, and at the time of writing, just 37 tickets in the stands remain - 24 in the west stand, 13 in the east stand.
Tickets can be purchased online at colutickets.com or by calling the ticket office on 0845 437 9089.