Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 5 Jan 1984 | Dacorum | 1 | 1 | Slight |
| Mon 9 Jan 1984 | Dacorum | 2 | 1 | Serious |
| Tue 10 Jan 1984 | Dacorum | 3 | 1 | Slight |
| Thu 19 Jan 1984 | Dacorum | 3 | 2 | Slight |
| Fri 20 Jan 1984 | Dacorum | 4 | 1 | Slight |
| Fri 27 Jan 1984 | Dacorum | 2 | 1 | Slight |
| Mon 12 Mar 1984 | Dacorum | 2 | 1 | Slight |
| Tue 3 Apr 1984 | Dacorum | 2 | 1 | Serious |
| Mon 30 Apr 1984 | Dacorum | 1 | 1 | Slight |
| Tue 1 May 1984 | Dacorum | 1 | 1 | Slight |
| Mon 21 May 1984 | Dacorum | 2 | 1 | Slight |
| Wed 30 May 1984 | Dacorum | 1 | 1 | Serious |
| Wed 13 Jun 1984 | Dacorum | 1 | 1 | Slight |
| Mon 25 Jun 1984 | Dacorum | 2 | 1 | Serious |
| Sat 30 Jun 1984 | Dacorum | 2 | 1 | Serious |
| Wed 18 Jul 1984 | Dacorum | 1 | 1 | Slight |
| Thu 23 Aug 1984 | Dacorum | 2 | 1 | Slight |
| Tue 28 Aug 1984 | Dacorum | 1 | 1 | Serious |
| Fri 31 Aug 1984 | Dacorum | 2 | 1 | Slight |
| Tue 25 Sep 1984 | Dacorum | 1 | 1 | Serious |
| Sun 30 Sep 1984 | Dacorum | 2 | 4 | Slight |
| Sun 30 Sep 1984 | Dacorum | 3 | 1 | Slight |
| Sun 7 Oct 1984 | Dacorum | 1 | 1 | Slight |
| Tue 9 Oct 1984 | St. Albans | 2 | 3 | Serious |
| Wed 24 Oct 1984 | Dacorum | 2 | 1 | Slight |
| Tue 30 Oct 1984 | Dacorum | 4 | 1 | Slight |
| Wed 21 Nov 1984 | Dacorum | 2 | 1 | Slight |
| Mon 3 Dec 1984 | Dacorum | 2 | 1 | Slight |
| Tue 4 Dec 1984 | Dacorum | 2 | 1 | Slight |
| Tue 11 Dec 1984 | Dacorum | 2 | 3 | Slight |
| Mon 17 Dec 1984 | Dacorum | 2 | 1 | Slight |
| Tue 25 Dec 1984 | Dacorum | 1 | 4 | Slight |
| Sat 29 Dec 1984 | St. Albans | 2 | 1 | Slight |