Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 30 Jan 1981 | North Hertfordshire | 3 | 3 | Slight |
| Fri 30 Jan 1981 | North Hertfordshire | 3 | 3 | Slight |
| Wed 4 Feb 1981 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 4 Feb 1981 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 16 Feb 1981 | North Hertfordshire | 4 | 3 | Serious |
| Thu 16 Apr 1981 | North Hertfordshire | 1 | 3 | Serious |
| Sat 23 May 1981 | North Hertfordshire | 1 | 1 | Slight |
| Tue 26 May 1981 | North Hertfordshire | 1 | 1 | Slight |
| Tue 2 Jun 1981 | North Hertfordshire | 2 | 1 | Serious |
| Tue 2 Jun 1981 | North Hertfordshire | 2 | 1 | Serious |
| Mon 22 Jun 1981 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 22 Jun 1981 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 30 Jun 1981 | North Hertfordshire | 1 | 1 | Serious |
| Wed 8 Jul 1981 | Welwyn Hatfield | 2 | 1 | Serious |
| Thu 10 Sep 1981 | North Hertfordshire | 1 | 1 | Serious |
| Tue 20 Oct 1981 | North Hertfordshire | 1 | 1 | Slight |
| Tue 20 Oct 1981 | North Hertfordshire | 1 | 1 | Slight |
| Sat 24 Oct 1981 | North Hertfordshire | 1 | 2 | Serious |
| Wed 16 Dec 1981 | North Hertfordshire | 1 | 1 | Fatal |
| Wed 16 Dec 1981 | North Hertfordshire | 1 | 1 | Fatal |