Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 6 Jan 1981 | Three Rivers | 2 | 1 | Slight |
| Fri 6 Feb 1981 | Watford | 1 | 1 | Slight |
| Fri 6 Feb 1981 | Watford | 1 | 1 | Slight |
| Sun 8 Feb 1981 | Watford | 1 | 1 | Serious |
| Sat 21 Mar 1981 | Watford | 2 | 3 | Serious |
| Sat 21 Mar 1981 | Watford | 2 | 3 | Serious |
| Fri 29 May 1981 | Three Rivers | 1 | 1 | Slight |
| Sun 7 Jun 1981 | Watford | 1 | 1 | Serious |
| Sun 7 Jun 1981 | Watford | 1 | 1 | Serious |
| Thu 25 Jun 1981 | Watford | 2 | 1 | Serious |
| Wed 19 Aug 1981 | Watford | 2 | 1 | Slight |
| Fri 28 Aug 1981 | Watford | 1 | 1 | Serious |
| Wed 23 Sep 1981 | Watford | 2 | 1 | Slight |
| Sat 17 Oct 1981 | Watford | 1 | 1 | Slight |
| Sat 17 Oct 1981 | Watford | 1 | 1 | Slight |
| Fri 23 Oct 1981 | Three Rivers | 2 | 2 | Serious |
| Fri 23 Oct 1981 | Three Rivers | 2 | 2 | Serious |
| Sat 7 Nov 1981 | Three Rivers | 1 | 5 | Serious |
| Sat 7 Nov 1981 | Three Rivers | 1 | 5 | Serious |
| Mon 9 Nov 1981 | Watford | 2 | 1 | Serious |
| Sat 14 Nov 1981 | Watford | 2 | 2 | Slight |
| Sat 14 Nov 1981 | Watford | 2 | 2 | Slight |
| Mon 23 Nov 1981 | Watford | 2 | 1 | Slight |
| Mon 7 Dec 1981 | Watford | 1 | 1 | Slight |
| Sun 13 Dec 1981 | Three Rivers | 1 | 2 | Serious |