There were more than 27,000 people in Carrow Road during a Football League Championship match versus Ipswich .
The stadium 's all-seater record attendance is 27,005 which occurred in the Football League Championship match versus Ipswich on 1 March 2015 , but in the days of standing terraces , it saw crowds as large as 43,984 when they played Leicester City in an FA Cup match in 1963 .