| 342 runs | v Gloucestershire | County Ground, New Road, Worcester | 1901 | f5719 |
| 332 runs | v Oxford University | The University Parks, Oxford | 1908 | f7424 |
| 332 runs | v Oxford University Centre of Cricketing Excellence | The University Parks, Oxford | 2002 | f46570 |
| 323 runs | v Warwickshire | County Ground, New Road, Worcester | 1990 | f38885 |
| 316 runs | v Surrey | War Memorial Ground, Amblecote | 1910 | f7941 |
| 311 runs | v Glamorgan | Penrhyn Avenue, Rhos-on-Sea, Colwyn Bay | 2006 | f49473 |
| 304 runs | v Gloucestershire | The Royal and Sun Alliance County Ground, Bristol | 2002 | f46636 |
| 295 runs | v Somerset | County Ground, Taunton | 1910 | f8087 |
| 264 runs | v Somerset | County Ground, New Road, Worcester | 1962 | f24310 |
| 261 runs | v Glamorgan | County Ground, New Road, Worcester | 1990 | f38919 |
| 252 runs | v Gloucestershire | The Royal and Sun Alliance County Ground, Bristol | 2001 | f45860 |
| 251 runs | v Lancashire | County Ground, New Road, Worcester | 1965 | f25768 |
| 238 runs | v Surrey | County Ground, New Road, Worcester | 2010 | f52531 |
| 233 runs | v Somerset | Tipton Road, Dudley | 1961 | f23831 |
| 232 runs | v Essex | County Ground, Chelmsford | 1973 | f29781 |
| 230 runs | v Kent | Hesketh Park, Dartford | 1964 | f25248 |
| 226 runs | v Oxford University | County Ground, New Road, Worcester | 1994 | f41147 |
| 225 runs | v Gloucestershire | County Ground, New Road, Worcester | 1908 | f7485 |
| 224 runs | v Essex | County Ground, New Road, Worcester | 1948 | f18067 |
| 223 runs | v Derbyshire | County Ground, New Road, Worcester | 1924 | f11018 |
| 221 runs | v Sussex | County Ground, Hove | 1925 | f11311 |
| 219 runs | v Warwickshire | Edgbaston, Birmingham | 1964 | f25364 |
| 217 runs | v Nottinghamshire | County Ground, New Road, Worcester | 1960 | f23397 |
| 215 runs | v Gentlemen of Philadelphia | County Ground, New Road, Worcester | 1903 | f6157 |
| 211 runs | v Oxford University | Christ Church Ground, Oxford | 1905 | f6586 |
| 209 runs | v Middlesex | Lord's Cricket Ground, St John's Wood | 1988 | f37550 |
| 206 runs | v Gloucestershire | County Ground, New Road, Worcester | 2002 | f46581 |
| 205 runs | v Lancashire | Old Trafford, Manchester | 2012 | f54090 |
| 197 runs | v Scotland | Hamilton Crescent, Glasgow | 1955 | f20848 |
| 196 runs | v Rhodesia | Queens Sports Club, Bulawayo | 1964/65 | f25675 |
| 193 runs | v Hampshire | May's Bounty, Basingstoke | 1938 | f16098 |
| 192 runs | v Leicestershire | Chester Road North, Kidderminster | 1959 | f22845 |
| 192 runs | v Kent | St Lawrence Ground, Canterbury | 1996 | f42516 |
| 192 runs | v Leicestershire | County Ground, New Road, Worcester | 2006 | f49513 |
| 188 runs | v Kent | County Ground, New Road, Worcester | 1955 | f20969 |
| 187 runs | v Somerset | County Ground, New Road, Worcester | 1911 | f8404 |
| 186 runs | v Yorkshire | Bramall Lane, Sheffield | 1949 | f18283 |
| 185 runs | v Northamptonshire | County Ground, New Road, Worcester | 1936 | f15531 |
| 185 runs | v Essex | County Ground, New Road, Worcester | 1936 | f15573 |
| 185 runs | v Derbyshire | Chester Road North, Kidderminster | 1961 | f23879 |
| 185 runs | v Warwickshire | Edgbaston, Birmingham | 1985 | f35929 |
| 184 runs | v Kent | Mote Park, Maidstone | 1901 | f5610 |
| 180 runs | v Gloucestershire | Batsford Road, Moreton-in-Marsh | 1914 | f9138 |
| 180 runs | v Northamptonshire | County Ground, Northampton | 1966 | f26268 |
| 180 runs | v Yorkshire | Bramall Lane, Sheffield | 1971 | f28710 |
| 178 runs | v Oxford University | The University Parks, Oxford | 1957 | f21762 |
| 177 runs | v Leicestershire | Grace Road, Leicester | 1950 | f18933 |
| 175 runs | v Warwickshire | County Ground, New Road, Worcester | 1949 | f18300 |
| 174 runs | v Somerset | County Ground, Taunton | 1948 | f18054 |
| 173 runs | v Somerset | Tipton Road, Dudley | 1935 | f15046 |
| 173 runs | v Somerset | County Ground, Taunton | 1990 | f38910 |
| 173 runs | v Leicestershire | Grace Road, Leicester | 2010 | f52412 |
| 170 runs | v Middlesex | Lord's Cricket Ground, St John's Wood | 1913 | f8981 |
| 169 runs | v Warwickshire | County Ground, New Road, Worcester | 1952 | f19558 |
| 168 runs | v Middlesex | County Ground, New Road, Worcester | 1911 | f8288 |
| 167 runs | v Essex | County Ground, Leyton | 1964 | f25419 |
| 166 runs | v Warwickshire | Edgbaston, Birmingham | 1950 | f18853 |
| 165 runs | v Middlesex | Lord's Cricket Ground, St John's Wood | 1979 | f32735 |
| 164 runs | v Hampshire | Tipton Road, Dudley | 1950 | f18827 |
| 160 runs | v Gloucestershire | Wagon Works Ground, Gloucester | 1987 | f37049 |
| 157 runs | v Northamptonshire | Town Ground, Kettering | 1926 | f11639 |
| 157 runs | v Northamptonshire | County Ground, New Road, Worcester | 1998 | f43775 |
| 156 runs | v Northamptonshire | County Ground, New Road, Worcester | 1935 | f15129 |
| 156 runs | v Oxford University | The University Parks, Oxford | 1999 | f44356 |
| 155 runs | v Durham | County Ground, New Road, Worcester | 1998 | f43871 |
| 154 runs | v Gloucestershire | County Ground, New Road, Worcester | 1962 | f24488 |
| 152 runs | v Nottinghamshire | Elm Avenue, Newark-on-Trent | 1978 | f32153 |
| 151 runs | v Hampshire | Dean Park, Bournemouth | 1900 | f5456 |
| 150 runs | v Leicestershire | Chester Road North, Kidderminster | 1947 | f17468 |
| 148 runs | v Oxford University | The University Parks, Oxford | 1983 | f34653 |
| 148 runs | v Gloucestershire | County Ground, New Road, Worcester | 1990 | f38808 |
| 146 runs | v Leicestershire | Aylestone Road, Leicester | 1926 | f11592 |
| 145 runs | v Derbyshire | County Ground, New Road, Worcester | 1989 | f38138 |
| 140 runs | v Kent | St Lawrence Ground, Canterbury | 1994 | f41175 |
| 139 runs | v Derbyshire | Queen's Park, Chesterfield | 1951 | f19311 |
| 139 runs | v Glamorgan | Cardiff Arms Park, Cardiff | 1952 | f19797 |
| 137 runs | v South Africans | County Ground, New Road, Worcester | 1904 | f6339 |
| 136 runs | v New Zealanders | County Ground, New Road, Worcester | 1937 | f15762 |
| 135 runs | v Surrey | County Ground, New Road, Worcester | 1959 | f22888 |
| 134 runs | v Warwickshire | County Ground, New Road, Worcester | 1961 | f23822 |
| 134 runs | v Surrey | County Ground, New Road, Worcester | 1995 | f41770 |
| 134 runs | v Leicestershire | County Ground, New Road, Worcester | 1995 | f41810 |
| 133 runs | v Cambridge University | County Ground, New Road, Worcester | 1958 | f22292 |
| 131 runs | v Oxford University | County Ground, New Road, Worcester | 1956 | f21390 |
| 131 runs | v Gloucestershire | County Ground, New Road, Worcester | 1989 | f38277 |
| 130 runs | v Oxford Marylebone Cricket Club University | The University Parks, Oxford | 2013 | f54825 |
| 128 runs | v Somerset | County Ground, Taunton | 1921 | f9991 |
| 127 runs | v Northamptonshire | Town Ground, Kettering | 1936 | f15441 |
| 127 runs | v Northamptonshire | County Ground, New Road, Worcester | 1961 | f23905 |
| 127 runs | v Oxford University | The University Parks, Oxford | 1973 | f29605 |
| 126 runs | v Lancashire | County Ground, New Road, Worcester | 1931 | f13429 |
| 124 runs | v Somerset | County Ground, New Road, Worcester | 1985 | f35950 |
| 124 runs | v Surrey | The Foster's Oval, Kennington | 1996 | f42586 |
| 122 runs | v Leicestershire | County Ground, New Road, Worcester | 1899 | f5185 |
| 122 runs | v Somerset | Imperial Athletic Ground, Bristol | 1964 | f25314 |
| 122 runs | v Oxford University | The University Parks, Oxford | 1974 | f30118 |
| 121 runs | v Cambridge University | FP Fenner's Ground, Cambridge | 1961 | f23754 |
| 120 runs | v Sussex | County Ground, Hove | 1961 | f23982 |
| 120 runs | v Nottinghamshire | Chester Road North, Kidderminster | 1970 | f28266 |
| 120 runs | v Sussex | County Ground, New Road, Worcester | 1973 | f29763 |
| 119 runs | v Somerset | Clarence Park, Weston-super-Mare | 1954 | f20614 |
| 119 runs | v Essex | Castle Park Cricket Ground, Colchester | 1987 | f37170 |
| 118 runs | v Northamptonshire | County Ground, Northampton | 1962 | f24223 |
| 117 runs | v South Africans | County Ground, New Road, Worcester | 1955 | f20812 |
| 117 runs | v Nottinghamshire | Chester Road North, Kidderminster | 1955 | f20995 |
| 117 runs | v Surrey | Kennington Oval, Kennington | 1958 | f22452 |
| 116 runs | v Warwickshire | County Ground, New Road, Worcester | 1911 | f8251 |
| 115 runs | v Essex | County Ground, Chelmsford | 1955 | f21022 |
| 115 runs | v Hampshire | Dean Park, Bournemouth | 1965 | f25987 |
| 115 runs | v Hampshire | United Services Ground, Portsmouth | 1968 | f27381 |
| 115 runs | v Somerset | Clarence Park, Weston-super-Mare | 1975 | f30667 |
| 115 runs | v Oxford University | The University Parks, Oxford | 1998 | f43696 |
| 114 runs | v Gloucestershire | The Royal and Sun Alliance County Ground, Bristol | 1988 | f37704 |
| 113 runs | v Warwickshire | Edgbaston, Birmingham | 1937 | f15698 |
| 113 runs | v Warwickshire | County Ground, New Road, Worcester | 1956 | f21265 |
| 112 runs | v Gloucestershire | Spa Ground, Gloucester | 1920 | f9606 |
| 112 runs | v Northamptonshire | County Ground, Northampton | 1999 | f44467 |
| 112 runs | v Hampshire | County Ground, New Road, Worcester | 2001 | f45995 |
| 111 runs | v Gloucestershire | County Ground, New Road, Worcester | 2003 | f47299 |
| 111 runs | v Middlesex | County Ground, New Road, Worcester | 2010 | f52375 |
| 111 runs | v Middlesex | Lord's Cricket Ground, St John's Wood | 2010 | f52555 |
| 110 runs | v Leicestershire | Aylestone Road, Leicester | 1905 | f6758 |
| 109 runs | v Marylebone Cricket Club | Lord's Cricket Ground, St John's Wood | 1901 | f5598 |
| 109 runs | v Surrey | County Ground, New Road, Worcester | 1949 | f18514 |
| 109 runs | v Zimbabwe B | Harare Sports Club, Harare | 1993/94 | f41050 |
| 108 runs | v Kent | Angel Ground, Tonbridge | 1909 | f7703 |
| 108 runs | v Gloucestershire | County Ground, New Road, Worcester | 1983 | f34802 |
| 108 runs | v Gloucestershire | College Ground, Cheltenham | 1991 | f39443 |
| 107 runs | v Gloucestershire | College Ground, Cheltenham | 1964 | f25439 |
| 106 runs | v Nottinghamshire | Trent Bridge, Nottingham | 2000 | f45150 |
| 102 runs | v Surrey | County Ground, New Road, Worcester | 1989 | f38211 |
| 101 runs | v Gloucestershire | War Memorial Ground, Amblecote | 1931 | f13467 |
| 101 runs | v Gloucestershire | County Ground, New Road, Worcester | 1946 | f17259 |
| 101 runs | v Derbyshire | County Ground, New Road, Worcester | 1963 | f24866 |
| 101 runs | v Northamptonshire | County Ground, Northampton | 1997 | f43188 |
| 101 runs | v Hampshire | The Rose Bowl, Southampton | 2003 | f47408 |
| 100 runs | v Derbyshire | Queen's Park, Chesterfield | 1949 | f18327 |
| 100 runs | v Surrey | Kennington Oval, Kennington | 1970 | f28393 |
| 96 runs | v Warwickshire | Edgbaston, Birmingham | 1980 | f33156 |
| 95 runs | v Glamorgan | The Gnoll, Neath | 1970 | f28245 |
| 95 runs | v Gloucestershire | The Royal and Sun Alliance County Ground, Bristol | 1997 | f43112 |
| 94 runs | v Kent | Tipton Road, Dudley | 1949 | f18325 |
| 91 runs | v Hampshire | County Ground, Southampton | 1901 | f5616 |
| 91 runs | v Hampshire | County Ground, Southampton | 1903 | f6132 |
| 91 runs | v Gloucestershire | Tipton Road, Dudley | 1911 | f8410 |
| 90 runs | v Sussex | The Saffrons, Eastbourne | 1960 | f23422 |
| 89 runs | v Yorkshire | County Ground, New Road, Worcester | 1992 | f39982 |
| 88 runs | v Nottinghamshire | Chester Road North, Kidderminster | 1953 | f20031 |
| 88 runs | v Gloucestershire | County Ground, New Road, Worcester | 1958 | f22348 |
| 87 runs | v Derbyshire | County Ground, New Road, Worcester | 1972 | f29160 |
| 85 runs | v West Indians | County Ground, New Road, Worcester | 1939 | f16447 |
| 85 runs | v Middlesex | County Ground, New Road, Worcester | 1948 | f18045 |
| 83 runs | v Kent | Garrison Ground 2, Gillingham | 1939 | f16466 |
| 83 runs | v Gloucestershire | County Ground, New Road, Worcester | 1959 | f22945 |
| 82 runs | v Gloucestershire | Tipton Road, Dudley | 1937 | f15816 |
| 82 runs | v Somerset | County Ground, New Road, Worcester | 1956 | f21273 |
| 82 runs | v Sussex | The Saffrons, Eastbourne | 1968 | f27351 |
| 81 runs | v Oxford University | County Ground, New Road, Worcester | 1975 | f30630 |
| 80 runs | v Kent | County Ground, New Road, Worcester | 1966 | f26253 |
| 79 runs | v Leicestershire | Grace Road, Leicester | 1959 | f22804 |
| 79 runs | v Gloucestershire | The Royal and Sun Alliance County Ground, Bristol | 1989 | f38104 |
| 76 runs | v Somerset | Recreation Ground, Bath | 1956 | f21352 |
| 75 runs | v Essex | County Ground, New Road, Worcester | 2008 | f50844 |
| 73 runs | v Lancashire | County Ground, New Road, Worcester | 1964 | f25488 |
| 71 runs | v Warwickshire | Edgbaston, Birmingham | 1986 | f36369 |
| 71 runs | v Yorkshire | County Ground, New Road, Worcester | 2003 | f47424 |
| 65 runs | v Glamorgan | County Ground, New Road, Worcester | 1956 | f21519 |
| 65 runs | v Surrey | County Ground, New Road, Worcester | 1993 | f40635 |
| 64 runs | v Sussex | Chichester Priory Park, Chichester | 1949 | f18265 |
| 63 runs | v Sussex | County Ground, Hove | 1959 | f22762 |
| 62 runs | v Oxford University | County Ground, New Road, Worcester | 1906 | f6903 |
| 62 runs | v Gloucestershire | Ashley Down Ground, Bristol | 1960 | f23156 |
| 61 runs | v Kent | County Ground, New Road, Worcester | 1995 | f41845 |
| 60 runs | v Essex | Southchurch Park, Southend-on-Sea | 1938 | f16131 |
| 58 runs | v Gloucestershire | County Ground, New Road, Worcester | 2006 | f49457 |
| 56 runs | v Lancashire | Old Trafford, Manchester | 1964 | f25201 |
| 55 runs | v Glamorgan | Cardiff Arms Park, Cardiff | 1925 | f11316 |
| 54 runs | v Yorkshire | County Ground, New Road, Worcester | 1907 | f7107 |
| 54 runs | v Glamorgan | County Ground, New Road, Worcester | 1997 | f43203 |
| 53 runs | v Gloucestershire | College Ground, Cheltenham | 1968 | f27406 |
| 52 runs | v Kent | Crabble Athletic Ground, Dover | 1955 | f21066 |
| 52 runs | v Gloucestershire | County Ground, New Road, Worcester | 2000 | f45214 |
| 50 runs | v Essex | County Ground, Chelmsford | 1975 | f30729 |