| 502-6 | Middlesex v Nottinghamshire | Trent Bridge, Nottingham | 1925 | f11253 |
| 408-4 | Middlesex v Glamorgan | John Walker's Ground, Southgate | 2005 | f48715 |
| 392-8 | Middlesex v Surrey | The Foster's Oval, Kennington | 1994 | f41237 |
| 371-6 | Middlesex v Somerset | Uxbridge Cricket Club Ground, Uxbridge | 1990 | f38822 |
| 366-5 | Middlesex v Sussex | Lord's Cricket Ground, St John's Wood | 1926 | f11532 |
| 357-8 | Middlesex v Somerset | Uxbridge Cricket Club Ground, Uxbridge | 1996 | f42575 |
| 354 | Middlesex v Nottinghamshire | Trent Bridge, Nottingham | 1926 | f11757 |
| 350 | Middlesex v Surrey | Kennington Oval, Kennington | 1921 | f9998 |
| 348-8 | Middlesex v Essex | Lord's Cricket Ground, St John's Wood | 1982 | f34041 |
| 346 | Middlesex v Nottinghamshire | Lord's Cricket Ground, St John's Wood | 1906 | f6886 |
| 345-8 | Middlesex v Glamorgan | Pen-y-Pound, Abergavenny | 1989 | f38131 |
| 340-9 | Middlesex v Derbyshire | Lord's Cricket Ground, St John's Wood | 1982 | f34084 |
| 335-6 | Middlesex v Essex | County Ground, Leyton | 1928 | f12300 |
| 334 | Middlesex v Somerset | County Ground, Taunton | 1947 | f17626 |
| 330-7 | Middlesex v Sussex | Lord's Cricket Ground, St John's Wood | 2003 | f47248 |
| 329-8 | Middlesex v Nottinghamshire | Trent Bridge, Nottingham | 1990 | f38838 |
| 329-7 | Middlesex v Derbyshire | County Ground, Derby | 2011 | f53176 |
| 328-4 | Middlesex v Surrey | Lord's Cricket Ground, St John's Wood | 1939 | f16715 |
| 323-8 | Middlesex v Surrey | Kennington Oval, Kennington | 1923 | f10694 |
| 322-4 | Middlesex v Surrey | Lord's Cricket Ground, St John's Wood | 1921 | f10089 |
| 322-9 | Middlesex v Yorkshire | Headingley, Leeds | 1988 | f37691 |
| 321 | Middlesex v Kent | Lord's Cricket Ground, St John's Wood | 1947 | f17689 |
| 320 | Middlesex v Hampshire | County Ground, Southampton | 1907 | f7242 |
| 320-9 | Middlesex v Cambridge University | FP Fenner's Ground, Cambridge | 1951 | f19151 |
| 319-6 | Middlesex v Surrey | Kennington Oval, Kennington | 1946 | f17289 |
| 319-7 | Middlesex v Kent | St Lawrence Ground, Canterbury | 1970 | f28342 |
| 316-8 | Middlesex v Somerset | County Ground, Taunton | 1903 | f6192 |
| 315-5 | Middlesex v Kent | Lord's Cricket Ground, St John's Wood | 1921 | f10082 |
| 314-1 | Middlesex v Glamorgan | Lord's Cricket Ground, St John's Wood | 1998 | f43723 |
| 311 | Middlesex v Kent | Lord's Cricket Ground, St John's Wood | 1929 | f12912 |
| 309-9 | Middlesex v Lancashire | Old Trafford, Manchester | 1992 | f39977 |
| 307 | Middlesex v Lancashire | Lord's Cricket Ground, St John's Wood | 1947 | f17731 |
| 304-5 | Middlesex v Leicestershire | Lord's Cricket Ground, St John's Wood | 1900 | f5408 |
| 304-8 | Middlesex v Worcestershire | Lord's Cricket Ground, St John's Wood | 1994 | f41120 |
| 303-5 | Middlesex v Lancashire | Old Trafford, Manchester | 1990 | f38767 |
| 301-7 | Middlesex v Sussex | County Ground, Hove | 1938 | f16283 |
| 300 | Middlesex v Yorkshire | Bramall Lane, Sheffield | 1930 | f13170 |
| 300-4 | Middlesex v Surrey | Lord's Cricket Ground, St John's Wood | 2004 | f47943 |
