Highest Partnerships Against Middlesex By Northamptonshire
| 1 | 203 | D Brookes & N Oldfield | Lord's Cricket Ground, St John's Wood | 1950 | f18912 |
| 2 | 179 | SD Peters & AG Wakely | County Ground, Northampton | 2010 | f52394 |
| 3 | 209 | A Fordham & RJ Bailey | County Ground, Northampton | 1994 | f41229 |
| 4 | 180 | Mushtaq Mohammad & P Willey | County Ground, Northampton | 1975 | f30675 |
| 5 | 131 | DJ Capel & NA Felton | Lord's Cricket Ground, St John's Wood | 1989 | f38245 |
| 6 | 185 | JE Timms & KC James | Town Ground, Kettering | 1937 | f15819 |
| 7 | 143* | RG Williams & DJ Wild | Lord's Cricket Ground, St John's Wood | 1987 | f36977 |
| 8 | 139 | L Klusener & DH Wigley | County Ground, Northampton | 2007 | f50175 |
| 9 | 75 | JS Manning & KV Andrew | Lord's Cricket Ground, St John's Wood | 1957 | f21750 |
| 10 | 76 | GE Tribe & MR Dilley | Lord's Cricket Ground, St John's Wood | 1959 | f22936 |
|
