Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sat 9 Feb 1991 | Dacorum | 1 | 1 | Slight |
| Tue 12 Feb 1991 | Dacorum | 2 | 1 | Slight |
| Fri 22 Feb 1991 | Dacorum | 3 | 1 | Slight |
| Tue 5 Mar 1991 | Dacorum | 3 | 1 | Slight |
| Fri 8 Mar 1991 | Dacorum | 1 | 1 | Slight |
| Wed 13 Mar 1991 | Dacorum | 2 | 2 | Slight |
| Wed 13 Mar 1991 | Dacorum | 2 | 2 | Slight |
| Sat 16 Mar 1991 | St. Albans | 2 | 1 | Slight |
| Sun 24 Mar 1991 | St. Albans | 3 | 4 | Serious |
| Thu 28 Mar 1991 | St. Albans | 3 | 3 | Slight |
| Fri 29 Mar 1991 | St. Albans | 2 | 1 | Serious |
| Fri 12 Apr 1991 | St. Albans | 1 | 3 | Serious |
| Tue 23 Apr 1991 | Dacorum | 1 | 1 | Slight |
| Wed 24 Apr 1991 | Dacorum | 2 | 1 | Slight |
| Wed 1 May 1991 | Dacorum | 2 | 1 | Slight |
| Fri 10 May 1991 | St. Albans | 2 | 1 | Slight |
| Mon 20 May 1991 | Dacorum | 4 | 1 | Slight |
| Tue 21 May 1991 | Dacorum | 2 | 1 | Slight |
| Wed 22 May 1991 | Dacorum | 1 | 1 | Serious |
| Sun 26 May 1991 | Dacorum | 1 | 1 | Slight |
| Tue 28 May 1991 | Dacorum | 2 | 1 | Slight |
| Fri 7 Jun 1991 | Dacorum | 2 | 1 | Slight |
| Mon 10 Jun 1991 | St. Albans | 2 | 1 | Slight |
| Wed 3 Jul 1991 | Dacorum | 2 | 1 | Serious |
| Fri 12 Jul 1991 | Dacorum | 2 | 1 | Slight |
| Fri 12 Jul 1991 | St. Albans | 2 | 2 | Serious |
| Sun 11 Aug 1991 | Dacorum | 1 | 1 | Slight |
| Sun 18 Aug 1991 | Dacorum | 3 | 2 | Serious |
| Tue 27 Aug 1991 | Dacorum | 2 | 2 | Slight |
| Thu 5 Sep 1991 | Dacorum | 2 | 1 | Slight |
| Tue 1 Oct 1991 | Dacorum | 2 | 1 | Serious |
| Wed 2 Oct 1991 | Dacorum | 4 | 2 | Slight |
| Tue 8 Oct 1991 | St. Albans | 3 | 1 | Slight |
| Sun 13 Oct 1991 | St. Albans | 1 | 1 | Slight |
| Sat 26 Oct 1991 | Dacorum | 2 | 2 | Slight |
| Tue 29 Oct 1991 | Dacorum | 3 | 1 | Slight |
| Wed 13 Nov 1991 | Dacorum | 2 | 2 | Slight |
| Fri 15 Nov 1991 | St. Albans | 2 | 2 | Slight |
| Mon 18 Nov 1991 | Dacorum | 2 | 2 | Slight |
| Thu 21 Nov 1991 | St. Albans | 1 | 1 | Slight |
| Tue 3 Dec 1991 | Dacorum | 3 | 1 | Slight |
| Mon 16 Dec 1991 | Dacorum | 2 | 2 | Slight |
| Tue 17 Dec 1991 | St. Albans | 2 | 1 | Slight |
| Tue 24 Dec 1991 | Dacorum | 2 | 1 | Slight |