Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 11 Jan 1991 | St. Albans | 3 | 3 | Slight |
| Tue 15 Jan 1991 | St. Albans | 2 | 2 | Fatal |
| Fri 18 Jan 1991 | Luton | 1 | 1 | Slight |
| Fri 18 Jan 1991 | St. Albans | 1 | 1 | Slight |
| Tue 22 Jan 1991 | St. Albans | 2 | 1 | Slight |
| Wed 23 Jan 1991 | St. Albans | 1 | 1 | Fatal |
| Fri 25 Jan 1991 | St. Albans | 2 | 1 | Slight |
| Fri 1 Feb 1991 | Luton | 2 | 1 | Slight |
| Fri 1 Feb 1991 | St. Albans | 3 | 1 | Slight |
| Sat 2 Feb 1991 | St. Albans | 2 | 1 | Slight |
| Tue 5 Feb 1991 | St. Albans | 1 | 1 | Slight |
| Fri 15 Feb 1991 | St. Albans | 1 | 1 | Slight |
| Thu 21 Feb 1991 | Hertsmere | 2 | 1 | Slight |
| Fri 22 Feb 1991 | Barnet | 2 | 1 | Slight |
| Sat 23 Feb 1991 | St. Albans | 2 | 1 | Slight |
| Sat 23 Feb 1991 | St. Albans | 2 | 1 | Slight |
| Thu 28 Feb 1991 | St. Albans | 2 | 1 | Slight |
| Sat 2 Mar 1991 | St. Albans | 2 | 1 | Slight |
| Sat 2 Mar 1991 | St. Albans | 1 | 1 | Slight |
| Mon 4 Mar 1991 | South Bedfordshire | 2 | 1 | Slight |
| Fri 15 Mar 1991 | St. Albans | 1 | 1 | Slight |
| Sat 16 Mar 1991 | St. Albans | 2 | 1 | Slight |
| Sat 16 Mar 1991 | St. Albans | 2 | 1 | Slight |
| Fri 22 Mar 1991 | St. Albans | 2 | 2 | Serious |
| Sun 24 Mar 1991 | St. Albans | 2 | 2 | Serious |
| Wed 27 Mar 1991 | St. Albans | 2 | 1 | Slight |
| Sat 30 Mar 1991 | Barnet | 1 | 2 | Serious |
| Mon 1 Apr 1991 | Luton | 4 | 5 | Fatal |
| Tue 2 Apr 1991 | St. Albans | 1 | 1 | Serious |
| Thu 11 Apr 1991 | St. Albans | 2 | 2 | Slight |
| Tue 16 Apr 1991 | St. Albans | 3 | 1 | Serious |
| Wed 17 Apr 1991 | St. Albans | 1 | 1 | Slight |
| Sun 21 Apr 1991 | St. Albans | 2 | 1 | Slight |
| Tue 23 Apr 1991 | Luton | 2 | 1 | Slight |
| Wed 24 Apr 1991 | Luton | 2 | 1 | Slight |
| Sun 28 Apr 1991 | St. Albans | 2 | 1 | Slight |
| Wed 1 May 1991 | St. Albans | 3 | 1 | Slight |
| Wed 1 May 1991 | St. Albans | 2 | 1 | Slight |
| Wed 1 May 1991 | St. Albans | 2 | 1 | Slight |
| Sun 12 May 1991 | Hertsmere | 2 | 1 | Slight |
| Tue 14 May 1991 | St. Albans | 1 | 1 | Slight |
| Wed 15 May 1991 | St. Albans | 2 | 1 | Slight |
| Thu 16 May 1991 | Luton | 2 | 1 | Slight |
| Wed 22 May 1991 | St. Albans | 2 | 1 | Slight |
| Sun 26 May 1991 | Luton | 1 | 1 | Slight |
| Wed 29 May 1991 | St. Albans | 1 | 1 | Slight |
| Sat 1 Jun 1991 | St. Albans | 1 | 1 | Serious |
| Tue 11 Jun 1991 | Hertsmere | 2 | 2 | Slight |
| Mon 17 Jun 1991 | St. Albans | 1 | 1 | Serious |
| Fri 21 Jun 1991 | St. Albans | 1 | 1 | Serious |
| Sun 23 Jun 1991 | St. Albans | 2 | 7 | Slight |
| Wed 26 Jun 1991 | St. Albans | 1 | 2 | Slight |
| Wed 26 Jun 1991 | Luton | 2 | 1 | Slight |
| Fri 28 Jun 1991 | St. Albans | 2 | 1 | Serious |
| Mon 1 Jul 1991 | St. Albans | 2 | 1 | Slight |
| Tue 2 Jul 1991 | St. Albans | 2 | 1 | Slight |
| Thu 11 Jul 1991 | St. Albans | 2 | 1 | Slight |
| Fri 12 Jul 1991 | St. Albans | 2 | 5 | Serious |
| Fri 12 Jul 1991 | St. Albans | 2 | 2 | Serious |
| Sat 13 Jul 1991 | St. Albans | 1 | 1 | Serious |
| Mon 22 Jul 1991 | St. Albans | 2 | 1 | Serious |
| Mon 22 Jul 1991 | St. Albans | 3 | 1 | Slight |
| Wed 24 Jul 1991 | St. Albans | 2 | 1 | Slight |
| Sat 27 Jul 1991 | St. Albans | 4 | 2 | Slight |
| Tue 30 Jul 1991 | St. Albans | 2 | 2 | Slight |
| Wed 31 Jul 1991 | Luton | 2 | 1 | Slight |
| Sat 3 Aug 1991 | St. Albans | 1 | 2 | Slight |
| Sat 3 Aug 1991 | South Bedfordshire | 2 | 2 | Slight |
| Sat 3 Aug 1991 | St. Albans | 1 | 7 | Serious |
| Wed 7 Aug 1991 | St. Albans | 3 | 2 | Serious |
| Wed 21 Aug 1991 | St. Albans | 1 | 1 | Slight |
| Tue 27 Aug 1991 | St. Albans | 2 | 1 | Slight |
| Fri 30 Aug 1991 | St. Albans | 2 | 1 | Serious |
| Thu 5 Sep 1991 | St. Albans | 1 | 1 | Slight |
| Fri 6 Sep 1991 | St. Albans | 4 | 1 | Slight |
| Mon 9 Sep 1991 | St. Albans | 2 | 1 | Serious |
| Fri 13 Sep 1991 | Hertsmere | 2 | 1 | Serious |
| Mon 16 Sep 1991 | Luton | 4 | 2 | Slight |
| Fri 27 Sep 1991 | St. Albans | 2 | 1 | Slight |
| Mon 30 Sep 1991 | St. Albans | 2 | 1 | Slight |
| Mon 30 Sep 1991 | South Kesteven | 1 | 1 | Slight |
| Tue 1 Oct 1991 | St. Albans | 2 | 1 | Slight |
| Wed 2 Oct 1991 | St. Albans | 2 | 1 | Slight |
| Fri 11 Oct 1991 | St. Albans | 3 | 1 | Slight |
| Sat 12 Oct 1991 | St. Albans | 1 | 1 | Slight |
| Wed 16 Oct 1991 | St. Albans | 3 | 2 | Slight |
| Wed 16 Oct 1991 | Hertsmere | 2 | 2 | Slight |
| Thu 17 Oct 1991 | Luton | 2 | 1 | Slight |
| Sat 19 Oct 1991 | St. Albans | 2 | 1 | Slight |
| Sun 20 Oct 1991 | Hertsmere | 2 | 2 | Fatal |
| Wed 23 Oct 1991 | South Bedfordshire | 2 | 1 | Slight |
| Thu 24 Oct 1991 | St. Albans | 1 | 1 | Slight |
| Thu 24 Oct 1991 | St. Albans | 2 | 1 | Slight |
| Sun 27 Oct 1991 | St. Albans | 1 | 2 | Serious |
| Fri 1 Nov 1991 | St. Albans | 2 | 2 | Serious |
| Mon 4 Nov 1991 | Hertsmere | 2 | 2 | Serious |
| Thu 7 Nov 1991 | St. Albans | 2 | 2 | Slight |
| Thu 7 Nov 1991 | St. Albans | 2 | 2 | Serious |
| Sat 9 Nov 1991 | St. Albans | 3 | 2 | Fatal |
| Mon 11 Nov 1991 | St. Albans | 2 | 1 | Serious |
| Wed 13 Nov 1991 | St. Albans | 3 | 1 | Slight |
| Thu 14 Nov 1991 | St. Albans | 2 | 1 | Slight |
| Fri 15 Nov 1991 | St. Albans | 4 | 1 | Slight |
| Fri 15 Nov 1991 | St. Albans | 3 | 1 | Slight |
| Fri 15 Nov 1991 | St. Albans | 2 | 1 | Slight |
| Thu 21 Nov 1991 | St. Albans | 2 | 3 | Slight |
| Mon 2 Dec 1991 | Hertsmere | 2 | 1 | Slight |
| Fri 6 Dec 1991 | St. Albans | 1 | 1 | Slight |
| Mon 9 Dec 1991 | St. Albans | 1 | 1 | Slight |
| Thu 12 Dec 1991 | Hertsmere | 2 | 1 | Slight |
| Fri 13 Dec 1991 | St. Albans | 1 | 1 | Slight |
| Fri 13 Dec 1991 | St. Albans | 2 | 5 | Slight |
| Mon 16 Dec 1991 | Luton | 2 | 1 | Slight |
| Mon 16 Dec 1991 | St. Albans | 2 | 1 | Slight |
| Fri 20 Dec 1991 | Hertsmere | 2 | 1 | Slight |
| Sat 21 Dec 1991 | St. Albans | 2 | 1 | Slight |
| Tue 24 Dec 1991 | Luton | 3 | 1 | Slight |
| Tue 24 Dec 1991 | St. Albans | 2 | 3 | Serious |
| Fri 27 Dec 1991 | St. Albans | 2 | 1 | Slight |