The 1984 Britannic Assurance County Championship was the 85th officially organised running of the County Championship. Essex won their second successive Championship title.
The Championship was sponsored by Britannic Assurance for the first time.
Table 16 points for a win 8 points to each team for a tie 8 points to team still batting in a match in which scores finish level Bonus points awarded in the first 100 overs of the first innings Batting: 150 runs - 1 point, 200 runs - 2 points 250 runs - 3 points, 300 runs - 4 points Bowling: 3-4 wickets - 1 point, 5-6 wickets - 2 points 7-8 wickets - 3 points, 9-10 wickets - 4 points No bonus points awarded in a match starting with less than 8 hours' play remaining. A one-innings match is played, with the winner gaining 12 points. Position determined by points gained. If equal, then decided on most wins. Each team plays 24 matches. +TeamPWLDTPts1Essex 2413 3 8 0 64 83 3552Nottinghamshire 2412 3 9 0 68 81 3413Middlesex 248 7 9 0 63 78 2694Leicestershire 248 2 14 0 60 78 2665Kent 248 3 11 2 45 65 2546Sussex 247 6 10 1 54 79 2497Somerset 246 7 11 0 60 78 2348Surrey 246 6 12 0 62 72 2309Warwickshire 246 7 11 0 71 60 22710Worcestershire 245 5 14 0 66 74 22011Northamptonshire 245 9 9 1 58 56 20212Derbyshire 244 6 14 0 72 66 20213Glamorgan 244 2 18 0 65 71 20014Yorkshire 245 4 15 0 59 55 19415Hampshire 243 13 8 0 58 62 16816Lancashire 241 9 14 0 49 72 13717Gloucestershire 241 10 13 0 56 61 133
References