Record Attendances
All-time highest attendances for Hull City matches and all matches at the KC Stadium.
| Date | Competition | Opposition | Venue | Attendance |
| 24/05/2008 | Play-off Final | Bristol City | Wembley | 86,703 |
| 01/11/2008 | Premier League | Manchester United | Old Trafford | 75,398 |
| 23/01/2010 | Premier League | Manchester United | Old Trafford | 73,933 |
| 07/04/1950 | Second Division (Old) | Tottenham Hotspur | White Hart Lane | 66,889 |
| 01/03/1930 | FA Cup 6th Round | Newcastle United | St. James’ Park | 63,486 |
| 15/02/1930 | FA Cup 5th Round | Manchester City | Maine Road | 61,574 |
| 27/09/2008 | Premier League | Arsenal | Emirates Stadium | 60,037 |
| 19/12/2009 | Premier League | Arsenal | Emirates Stadium | 60,006 |
| 29/03/1907 | Second Division (Old) | Chelsea | Stamford Bridge | 60,000 |
| 07/10/1964 | FA Cup 3rd Round | Everton | Goodison Park | 56,613 |
| 17/03/2009 | FA Cup 6th Round | Arsenal | Emirates Stadium | 55,641 |
| 26/02/1949 | FA Cup 6th Round | Manchester United | Boothferry Park | 55,019 |
| 24/02/1954 | FA Cup 5th Round | Tottenham Hotspur | White Hart Lane | 52,936 |
| 24/09/1949 | Second Division (Old) | Sheffield Wednesday | Hillsborough | 52,403 |
| 29/01/1958 | FA Cup 4th Round | Sheffield Wednesday | Hillsborough | 51,834 |
| 13/09/2008 | Premier League | Newcastle United | St. James’ Park | 50,242 |
| 27/01/1951 | FA Cup 4th Round | Rotherham United | Boothferry Park | 50,040 |
| 04/02/1950 | Second Division (Old) | Sheffield Wednesday | Boothferry Park | 49,900 |
| 25/12/1948 | Third Division (North) | Rotherham Utd | Boothferry Park | 49,655 |
| 18/03/1950 | Second Division (Old) | Leeds United | Elland Road | 49,465 |
| 19/02/1927 | FA Cup 5th Round | Wolverhampton Wanderers | Molineux | 48,948 |
| 27/12/1949 | Second Division (Old) | Brentford | Boothferry Park | 48,447 |
| 29/10/1949 | Second Division (Old) | Leeds United | Boothferry Park | 47,638 |
| 22/03/1930 | FA Cup Semi Final | Arsenal | Elland Road | 47,549 |
Record attendances of any fixture at the KC Stadium:
| Date | Competition | Match | Attendance |
| 17/02/2004 | U21 international | England 3-2 Holland | 25,280 |
| 19/11/2005 | Rugby League Tri-Nations | Great Britain 14-26 Australia | 25,150 |
| 22/11/2003 | Rugby League Ashes | Great Britain 20-23 Australia | 25,147 |
| 10/05/2010 | Premier League | Hull City 0-0 Liverpool | 25,030 |
| 13/03/2010 | Premier League | Hull City 1-2 Arsenal | 25,023 |
| 24/04/2010 | Premier League | Hull City 0-1 Sunderland | 25,012 |
| 06/02/2010 | Premier League | Hull City 2-1 Man City | 24,959 |
| 30/01/2010 | Premier League | Hull City 2-2 Wolves | 24,957 |
| 02/02/2010 | Premier League | Hull City 1-1 Chelsea | 24,957 |
